{"title":"Siemens I\/O modules","description":"\u003cp data-start=\"288\" data-end=\"999\"\u003eSiemens I\/O modules are designed to expand and connect PLC control systems to field devices such as sensors, switches, \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003emotors\u003c\/a\u003e, and actuators. Commonly used with Siemens SIMATIC S7 controllers and distributed I\/O systems like the ET 200 series, these modules allow industrial automation systems to monitor inputs and control outputs across manufacturing equipment, process systems, and machine automation. Siemens \u003ca href=\"https:\/\/plgautomation.com\/collections\/plc-i-o-modules\"\u003eI\/O modules\u003c\/a\u003e support both digital and analog signals and are widely deployed in control cabinets, production lines, and plant automation environments. Their modular design allows systems to scale easily by adding additional input or output channels as needed.\u003c\/p\u003e\n\u003cp data-start=\"288\" data-end=\"999\"\u003e\u003cmeta charset=\"utf-8\"\u003eCommon Siemens PLC\u003cstrong\u003e \u003c\/strong\u003eI\/O modules such as the \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7321-1bl00-0aa0-simatic-s7-300-digital-input-sm-321-isolated-32-di?_pos=3\u0026amp;_sid=417846795\u0026amp;_ss=r\"\u003e6ES7321-1BL00-0AA0\u003c\/a\u003e and \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7-331-7kf02-0ab0-6es7331-7kf02-0ab0?_pos=1\u0026amp;_sid=c6e97d1e6\u0026amp;_ss=r\"\u003e6ES7331-7KF02-0AB0\u003c\/a\u003e are used to connect sensors, actuators, and field devices to SIMATIC automation systems. \u003c\/p\u003e\n\u003cp data-start=\"1001\" data-end=\"1149\"\u003eBrowse our selection of Siemens I\/O modules below to find replacement parts, system expansions, and automation components for Siemens PLC platforms.\u003c\/p\u003e","products":[{"product_id":"siemens-6es7-332-5hf00-0ab0-simatic-analog-output-6es73325hf000ab0","title":"Siemens  6ES7 332-5HF00-0AB0 SIMATIC Analog Output 6ES73325HF000AB0","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"480\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003eSiemens\u003c\/a\u003e 6ES7 332-5HF00-0AB0 SIMATIC module is a digital input, not an analog output; it is used in SIMATIC S7-300\u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003e PLC\u003c\/a\u003e systems to acquire discrete 24 V DC field signals for logic processing. Installed in industrial automation panels and machine control systems where reliable digital input acquisition is required. Maintenance teams and system integrators use this module for replacement, retrofit, and system expansion to maintain accurate input monitoring.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"482\" data-end=\"501\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"502\" data-end=\"971\"\u003eThe Siemens 6ES7 332-5HF00-0AB0 module is widely used in industrial automation to interface sensors, switches, safety devices, and other field input devices with PLC logic. It is deployed in packaging machinery, conveyor systems, material handling equipment, process plants, and building automation to capture signal states for machine sequencing, safety interlocks, and process control. It supports dependable digital input acquisition for varied control applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"973\" data-end=\"1004\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1005\" data-end=\"1696\"\u003e• Manufacturer: Siemens\u003cbr data-start=\"1028\" data-end=\"1031\"\u003e• Model \/ Part Number: 6ES7 332-5HF00-0AB0\u003cbr data-start=\"1073\" data-end=\"1076\"\u003e• Product Type: Digital Input Module (SM 332)\u003cbr data-start=\"1121\" data-end=\"1124\"\u003e• PLC Platform: SIMATIC S7-300\u003cbr data-start=\"1154\" data-end=\"1157\"\u003e• Number of Inputs: 16 discrete digital inputs\u003cbr data-start=\"1203\" data-end=\"1206\"\u003e• Input Voltage: 24 V DC\u003cbr data-start=\"1230\" data-end=\"1233\"\u003e• Input Type: 24 V DC positive logic (sink)\u003cbr data-start=\"1276\" data-end=\"1279\"\u003e• Input Current: ~2–3 mA per channel\u003cbr data-start=\"1315\" data-end=\"1318\"\u003e• Response Time: Industrial digital scan speed\u003cbr data-start=\"1364\" data-end=\"1367\"\u003e• Indicators: LED status per input channel\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e• Isolation: Electrical isolation between inputs and logic\u003cbr data-start=\"1470\" data-end=\"1473\"\u003e• Mounting: PB-bus rack installation in S7-300 rack\u003cbr data-start=\"1524\" data-end=\"1527\"\u003e• Protection Rating: IP20 (module housing)\u003cbr data-start=\"1569\" data-end=\"1572\"\u003e• Operating Temperature: Industrial specification range\u003cbr data-start=\"1627\" data-end=\"1630\"\u003e• Application: Acquisition of discrete field signals for PLC logic\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1698\" data-end=\"1724\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1725\" data-end=\"1818\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Siemens 6ES7 332-5HF01-0AB0\u003cbr data-start=\"1754\" data-end=\"1757\"\u003e• Siemens \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7-332-5hd01-0ab0-simatic-s7-analog-output-module-sm332-a0-4x12-bit?_pos=6\u0026amp;_sid=8577aa5d8\u0026amp;_ss=r\"\u003e6ES7 332-5HD01-0AB0\u003c\/a\u003e\u003cbr data-start=\"1786\" data-end=\"1789\"\u003e• Siemens 6ES7 332-5HE01-0AB0\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":50558455611694,"sku":"New","price":630.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/sie-6es7332-5hf00-0ab0-nss.webp?v=1751590840"},{"product_id":"siemens-6es7-331-7kf02-0ab0-6es7331-7kf02-0ab0-plc-us","title":"Siemens 6ES7 331-7KF02-0AB0 PLC Analog Input Module 6ES73317KF020AB0","description":"\u003ch3 data-end=\"16\" data-start=\"0\" data-section-id=\"17lc1ru\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-end=\"571\" data-start=\"17\"\u003eThe \u003ca title=\"Siemens\" href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003eSiemens\u003c\/a\u003e 6ES7 331-7KF02-0AB0 Analog Input Module is an industrial I\/O module designed for SIMATIC S7-300 \u003ca title=\"PLC systems\" href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC systems\u003c\/a\u003e to provide precise analog signal acquisition. This module supports multiple analog input channels for monitoring process variables such as voltage and current signals from field instruments. Maintenance teams, OEM machine builders, and system integrators use this module for system expansions, process control upgrades, control panel integration, and replacement of existing analog input modules in industrial automation environments.\u003c\/p\u003e\n\u003ch3 data-end=\"590\" data-start=\"573\" data-section-id=\"5ms9th\"\u003eApplications: \u003c\/h3\u003e\n\u003cp data-end=\"994\" data-start=\"591\"\u003eThe 6ES7 331-7KF02-0AB0 module is widely used in industrial automation systems requiring accurate monitoring of analog signals. Typical installations include manufacturing production lines, process control systems, chemical processing, water and wastewater treatment, and energy management systems where PLCs must read analog signals from sensors such as transmitters, pressure sensors, and flow meters.\u003c\/p\u003e\n\u003ch3 data-end=\"1025\" data-start=\"996\" data-section-id=\"5hg6bl\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-end=\"1528\" data-start=\"1026\"\u003e• Manufacturer: Siemens\u003cbr data-end=\"1052\" data-start=\"1049\"\u003e• Part Number: 6ES7 331-7KF02-0AB0\u003cbr data-end=\"1089\" data-start=\"1086\"\u003e• Series: SIMATIC S7-300\u003cbr data-end=\"1116\" data-start=\"1113\"\u003e• Module Type: Analog input module\u003cbr data-end=\"1153\" data-start=\"1150\"\u003e• Number of Channels: 8 analog inputs\u003cbr data-end=\"1193\" data-start=\"1190\"\u003e• Input Types: Voltage and current inputs\u003cbr data-end=\"1237\" data-start=\"1234\"\u003e• Supported Signals: 0–10 V, ±10 V, 0–20 mA, 4–20 mA\u003cbr data-end=\"1292\" data-start=\"1289\"\u003e• Resolution: High-precision analog measurement\u003cbr data-end=\"1342\" data-start=\"1339\"\u003e• Installation Type: S7-300 rack-mounted module\u003cbr data-end=\"1392\" data-start=\"1389\"\u003e• Communication Interface: Backplane bus\u003cbr data-end=\"1435\" data-start=\"1432\"\u003e• Compatible Controllers: SIMATIC S7-300 PLC systems\u003cbr data-end=\"1490\" data-start=\"1487\"\u003e• Operating Temperature: 0°C to 60°C\u003c\/p\u003e\n\u003ch3 data-end=\"1554\" data-start=\"1530\" data-section-id=\"1cz0398\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1641\" data-start=\"1555\"\u003e• Siemens \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7-331-7kf01-0ab0-analog-input-module-sm331?_pos=1\u0026amp;_sid=e5cbaaf0c\u0026amp;_ss=r\"\u003e6ES7 331-7KF01-0AB0\u003c\/a\u003e\u003cbr data-end=\"1587\" data-start=\"1584\"\u003e• Siemens \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7331-7hf01-0ab0-6es7-331-7hf01-0ab0-s7-300-sm331-analog-input-module?_pos=1\u0026amp;_sid=9cfe7e1fd\u0026amp;_ss=r\"\u003e6ES7 331-7HF01-0AB0\u003c\/a\u003e\u003cbr data-end=\"1619\" data-start=\"1616\"\u003e• Schneider 140AI83100\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":50558457413934,"sku":"New","price":228.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Siemens-Simatic-S7-300-6ES7331-7KF02-0AB0-6ES7-331-7KF02-0AB0.webp?v=1751589967"},{"product_id":"siemens-6es7131-4bd01-0aa0-24vdc-simatic-plc-6es71314bd010aa0","title":"SIEMENS 6ES7131-4BD01-0AA0 24VDC SIMATIC PLC 6ES71314BD010AA0","description":"\u003ch3 data-end=\"18\" data-start=\"0\" data-section-id=\"nq8ynu\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-end=\"542\" data-start=\"19\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003eSiemens\u003c\/a\u003e 6ES7131‑4BD01‑0AA0 24 VDC SIMATIC \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC\u003c\/a\u003e Module is a combined digital input\/output signal module used in SIMATIC S7‑300 programmable logic controller systems to interface discrete field devices with the PLC. Installed in industrial control panels and automation systems where both input sensing and output control are required from a single module. Maintenance teams and system integrators use this module for replacement, retrofit, and system expansion to support reliable discrete control and signal acquisition.\u003c\/p\u003e\n\u003ch3 data-end=\"563\" data-start=\"544\" data-section-id=\"plkbhx\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-end=\"1058\" data-start=\"564\"\u003eThe Siemens 6ES7131‑4BD01‑0AA0 module is widely used in industrial automation to monitor and actuate field devices such as sensors, switches, indicator lights, relays, and contactors. It is deployed in manufacturing lines, packaging machinery, conveyor systems, process plants, and building automation where mixed digital I\/O tasks are needed. With combined inputs and outputs, it reduces rack space and simplifies wiring for control applications requiring both status monitoring and actuation.\u003c\/p\u003e\n\u003ch3 data-end=\"1091\" data-start=\"1060\" data-section-id=\"68ulmp\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-end=\"1787\" data-start=\"1092\"\u003e• Manufacturer: Siemens\u003cbr data-end=\"1118\" data-start=\"1115\"\u003e• Model \/ Part Number: 6ES7131‑4BD01‑0AA0\u003cbr data-end=\"1162\" data-start=\"1159\"\u003e• Product Type: Digital I\/O Signal Module (SM131)\u003cbr data-end=\"1214\" data-start=\"1211\"\u003e• PLC Platform: SIMATIC S7‑300\u003cbr data-end=\"1247\" data-start=\"1244\"\u003e• I\/O Configuration: 8 digital inputs + 8 digital outputs\u003cbr data-end=\"1307\" data-start=\"1304\"\u003e• Input Voltage: 24 V DC\u003cbr data-end=\"1334\" data-start=\"1331\"\u003e• Output Voltage: 24 V DC\u003cbr data-end=\"1362\" data-start=\"1359\"\u003e• Input Type: 24 V DC positive logic\u003cbr data-end=\"1401\" data-start=\"1398\"\u003e• Output Type: Transistor (PNP)\u003cbr data-end=\"1435\" data-start=\"1432\"\u003e• Output Current per Channel: Up to ~0.5 A\u003cbr data-end=\"1480\" data-start=\"1477\"\u003e• Total Module Output Current: ~4 A\u003cbr data-end=\"1518\" data-start=\"1515\"\u003e• Indicators: LED status per input\/output channel\u003cbr data-end=\"1570\" data-start=\"1567\"\u003e• Mounting: PB‑bus rack installation in S7‑300 rack\u003cbr data-end=\"1624\" data-start=\"1621\"\u003e• Protection Rating: IP20 (module housing)\u003cbr data-end=\"1669\" data-start=\"1666\"\u003e• Operating Temperature: Industrial specification range\u003cbr data-end=\"1727\" data-start=\"1724\"\u003e• Application: Mixed discrete signal acquisition and control\u003c\/p\u003e\n\u003ch3 data-end=\"1815\" data-start=\"1789\" data-section-id=\"1ln9bp8\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1959\" data-start=\"1816\"\u003e• Siemens \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7132-4bd01-0aa0-plc-module-6es71324bd010aa0?_pos=1\u0026amp;_sid=97ee7660f\u0026amp;_ss=r\"\u003e6ES7132‑4BD01‑0AA0 \u003c\/a\u003e\u003cbr data-end=\"1870\" data-start=\"1867\"\u003e• Siemens 6ES7131‑4BD00‑0AA0 \u003cbr data-end=\"1921\" data-start=\"1918\"\u003e• Allen‑Bradley 1756‑IO16 \u003c\/p\u003e","brand":"More","offers":[{"title":"New","offer_id":51702098493742,"sku":null,"price":117.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/1_b3901254-82fd-45a8-855e-4de2ccd2c257.jpg?v=1774398891"},{"product_id":"siemens-6es7334-0ce01-0aa0-plc-module-6es73340ce010aa0","title":"SIEMENS 6ES7334-0CE01-0AA0 PLC MODULE 6ES73340CE010AA0","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"462\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003eSiemens\u003c\/a\u003e 6ES7334-0CE01-0AA0 \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC \u003c\/a\u003eModule is a digital output signal interface used in SIMATIC S7-300 automation systems to switch and control external field devices based on PLC logic. Installed in industrial control cabinets and system racks where reliable discrete output signaling is required. Maintenance teams and system integrators use this module for replacement, retrofit, and PLC expansion to provide dependable control of actuators.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"464\" data-end=\"483\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"484\" data-end=\"959\"\u003eThe 6ES7334-0CE01-0AA0 module is used in industrial automation environments to manage discrete outputs that drive devices such as solenoids, indicator lights, contactor coils, relays, and other field equipment. It is deployed in manufacturing production lines, conveyor systems, packaging machines, process plants, and facility automation where multiple output channels are needed. The transistor output design provides fast and reliable switching for discrete control tasks.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"961\" data-end=\"992\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"993\" data-end=\"1691\"\u003e• Manufacturer: Siemens\u003cbr data-start=\"1016\" data-end=\"1019\"\u003e• Model \/ Part Number: 6ES7334-0CE01-0AA0\u003cbr data-start=\"1060\" data-end=\"1063\"\u003e• Product Type: Digital Output Module (SM334)\u003cbr data-start=\"1108\" data-end=\"1111\"\u003e• PLC Platform: SIMATIC S7-300\u003cbr data-start=\"1141\" data-end=\"1144\"\u003e• Number of Outputs: 16 discrete outputs\u003cbr data-start=\"1184\" data-end=\"1187\"\u003e• Output Type: Transistor (PNP)\u003cbr data-start=\"1218\" data-end=\"1221\"\u003e• Rated Load Voltage: 24 V DC\u003cbr data-start=\"1250\" data-end=\"1253\"\u003e• Rated Load Current: 0.5 A per channel\u003cbr data-start=\"1292\" data-end=\"1295\"\u003e• Total Module Output: ~8 A maximum\u003cbr data-start=\"1330\" data-end=\"1333\"\u003e• Switching Frequency: High-speed capable\u003cbr data-start=\"1374\" data-end=\"1377\"\u003e• Isolation: Outputs isolated from logic section\u003cbr data-start=\"1425\" data-end=\"1428\"\u003e• Indicators: LED status per output channel\u003cbr data-start=\"1471\" data-end=\"1474\"\u003e• Mounting: PB-bus rack mounting in S7-300 rack\u003cbr data-start=\"1521\" data-end=\"1524\"\u003e• Protection Rating: IP20 (module housing)\u003cbr data-start=\"1566\" data-end=\"1569\"\u003e• Operating Temperature: Industrial specification range\u003cbr data-start=\"1624\" data-end=\"1627\"\u003e• Application: Discrete output control for actuators and devices\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1693\" data-end=\"1719\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1720\" data-end=\"1813\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Siemens 6ES7 334-0AE01-0AB0\u003cbr data-start=\"1749\" data-end=\"1752\"\u003e• Siemens 6ES7 334-5GE01-0AB0\u003cbr data-start=\"1781\" data-end=\"1784\"\u003e• Siemens 6ES7 334-0CE01-0AB5\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51711861850414,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/2_98246c7f-9ff0-49c1-b744-b133efac1268.webp?v=1774399267"},{"product_id":"siemens-6es7322-1bl00-0aa0-simatic-plc-module-6es73221bl000aa0","title":"Siemens 6ES7322-1BL00-0AA0 SIMATIC PLC Module 6ES73221BL000AA0","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"517\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003eSiemens\u003c\/a\u003e 6ES7322‑1BL00‑0AA0 SIMATIC \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC \u003c\/a\u003eModule (also referenced as 6ES73221BL000AA0) is a digital input signal module used in SIMATIC S7‑300 automation systems to receive and process discrete field input signals. It is installed in industrial control panels and PLC racks where reliable acquisition of discrete status signals is required. Maintenance teams and system integrators use this module for replacement, retrofit, and system expansion to ensure accurate and dependable input monitoring.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"519\" data-end=\"538\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"539\" data-end=\"1008\"\u003eThe Siemens 6ES7322‑1BL00‑0AA0 module is used in industrial automation to interface sensors, switches, pushbuttons, and safety devices with PLC control logic. It is deployed in manufacturing lines, packaging systems, conveyor controls, machine tools, and process plants to capture 24 V DC input signals that represent field device states. The module supports fast and robust input detection for sequencing, safety interlocks, and control decisions in automated systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"1010\" data-end=\"1041\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1042\" data-end=\"1723\"\u003e• Manufacturer: Siemens\u003cbr data-start=\"1065\" data-end=\"1068\"\u003e• Model \/ Part Number: 6ES7322‑1BL00‑0AA0\u003cbr data-start=\"1109\" data-end=\"1112\"\u003e• Alternate Reference: 6ES73221BL000AA0\u003cbr data-start=\"1151\" data-end=\"1154\"\u003e• Product Type: Digital Input Module (SM 322)\u003cbr data-start=\"1199\" data-end=\"1202\"\u003e• PLC Platform: SIMATIC S7‑300\u003cbr data-start=\"1232\" data-end=\"1235\"\u003e• Number of Inputs: 16 discrete digital inputs\u003cbr data-start=\"1281\" data-end=\"1284\"\u003e• Input Voltage: 24 V DC\u003cbr data-start=\"1308\" data-end=\"1311\"\u003e• Input Type: Positive logic (PNP)\u003cbr data-start=\"1345\" data-end=\"1348\"\u003e• Input Current: ~2–3 mA per channel\u003cbr data-start=\"1384\" data-end=\"1387\"\u003e• Response Time: Standard industrial digital input response\u003cbr data-start=\"1446\" data-end=\"1449\"\u003e• Indicators: LED status per input channel\u003cbr data-start=\"1491\" data-end=\"1494\"\u003e• Mounting: PB‑bus rack installation in S7‑300 system\u003cbr data-start=\"1547\" data-end=\"1550\"\u003e• Protection Rating: IP20 (module enclosure)\u003cbr data-start=\"1594\" data-end=\"1597\"\u003e• Operating Temperature: Industrial specification range\u003cbr data-start=\"1652\" data-end=\"1655\"\u003e• Application: Acquisition of discrete field signals for PLC control\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1725\" data-end=\"1751\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1752\" data-end=\"1845\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Siemens 6ES7 322‑1BL01‑0AA0\u003cbr data-start=\"1781\" data-end=\"1784\"\u003e• Siemens \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7322-1bh01-0aa0-6es7-322-1bh01-0aa0-s7-300-sm-322-24v-output?_pos=1\u0026amp;_sid=0b9bd6181\u0026amp;_ss=r\"\u003e6ES7 322‑1BH01‑0AA0\u003c\/a\u003e\u003cbr data-start=\"1813\" data-end=\"1816\"\u003e• Siemens 6ES7 322‑1BL00‑0AB0\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":51711863587118,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/3_2648adbf-3344-4172-b844-1af0e1f5def4.jpg?v=1774400460"},{"product_id":"siemens-6es7321-1bl00-0aa0-simatic-plc-6es73211bl000aa0","title":"Siemens 6ES7321-1BL00-0AA0 SIMATIC PLC 6ES73211BL000AA0","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"522\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003eSiemens \u003c\/a\u003e6ES7321‑1BL00‑0AA0 SIMATIC \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC\u003c\/a\u003e Module is a digital input signal interface used in SIMATIC S7‑300 automation systems to receive and process discrete 24 V DC field inputs. Installed in industrial control panels, machine automation racks, and distributed control systems where reliable acquisition of discrete input signals is required. Maintenance teams and system integrators use this module for replacement, retrofit, and system expansion to ensure accurate input detection and processing.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"524\" data-end=\"543\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"544\" data-end=\"1030\"\u003eThe Siemens 6ES7321‑1BL00‑0AA0 module is used in industrial automation to interface sensors, switches, pushbuttons, and safety devices with PLC logic. It is deployed in manufacturing lines, conveyors, packaging systems, material handling equipment, and process plants to capture and transmit 24 V DC input signals representing field device states to the controller. The module supports basic discrete input acquisition for control sequencing, status monitoring, and safety interlocks.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"1032\" data-end=\"1063\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1064\" data-end=\"1695\"\u003e• Manufacturer: Siemens\u003cbr data-start=\"1087\" data-end=\"1090\"\u003e• Model \/ Part Number: 6ES7321‑1BL00‑0AA0\u003cbr data-start=\"1131\" data-end=\"1134\"\u003e• Product Type: Digital Input Module (SM 321)\u003cbr data-start=\"1179\" data-end=\"1182\"\u003e• PLC Platform: SIMATIC S7‑300\u003cbr data-start=\"1212\" data-end=\"1215\"\u003e• Number of Inputs: 8 discrete digital inputs\u003cbr data-start=\"1260\" data-end=\"1263\"\u003e• Input Voltage: 24 V DC\u003cbr data-start=\"1287\" data-end=\"1290\"\u003e• Input Type: Positive logic (PNP)\u003cbr data-start=\"1324\" data-end=\"1327\"\u003e• Input Current: ~3 mA per channel\u003cbr data-start=\"1361\" data-end=\"1364\"\u003e• Response Time: Standard industrial digital input response\u003cbr data-start=\"1423\" data-end=\"1426\"\u003e• Indicators: LED status per input channel\u003cbr data-start=\"1468\" data-end=\"1471\"\u003e• Mounting: PB‑bus rack installation in S7‑300 system\u003cbr data-start=\"1524\" data-end=\"1527\"\u003e• Protection Rating: IP20 (module housing)\u003cbr data-start=\"1569\" data-end=\"1572\"\u003e• Operating Temperature: Industrial specification range\u003cbr data-start=\"1627\" data-end=\"1630\"\u003e• Application: Discrete field input acquisition for PLC control\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1697\" data-end=\"1723\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1724\" data-end=\"1835\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Siemens 6ES7‑321‑1BL01‑0AA0\u003cbr data-start=\"1753\" data-end=\"1756\"\u003e• Siemens \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-output-module-6es7-322-1bl00-0aa0-6es7322-1bl00-0aa0?_pos=3\u0026amp;_sid=69e87de0e\u0026amp;_ss=r\"\u003e6ES7‑322‑1BL00‑0AA0\u003c\/a\u003e\u003cbr data-start=\"1785\" data-end=\"1788\"\u003e• Allen‑Bradley 1756‑I16SI\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":51711864930606,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/5.webp?v=1774403194"},{"product_id":"siemens-6es7134-4gd00-0ab0-simatic-plc-6es71344gd000ab0","title":"SIEMENS 6ES7134-4GD00-0AB0 SIMATIC PLC 6ES71344GD000AB0","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"531\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003eSiemens\u003c\/a\u003e 6ES7134‑4GD00‑0AB0 SIMATIC \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC\u003c\/a\u003e module is a digital output signal module used in SIMATIC S7‑300 programmable logic controller systems to switch and control external field devices based on PLC logic outputs. Commonly installed in industrial automation control panels and machine systems where reliable discrete output control is required. Maintenance teams and system integrators use this module for replacement, retrofit, and PLC expansion to provide dependable drive signals to actuators and devices.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"533\" data-end=\"552\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"553\" data-end=\"1064\"\u003eThe Siemens 6ES7134‑4GD00‑0AB0 output module is widely used in industrial automation to manage digital outputs for actuating external equipment such as relays, contactors, pilot lights, solenoids, and small motors. It is deployed in manufacturing lines, packaging systems, conveyor controls, process plants, and building automation where multiple output channels are required to interface PLC logic with field components. The transistor output design ensures fast, reliable switching for discrete control tasks.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"1066\" data-end=\"1097\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1098\" data-end=\"1811\"\u003e• Manufacturer: Siemens\u003cbr data-start=\"1121\" data-end=\"1124\"\u003e• Model \/ Part Number: 6ES7134‑4GD00‑0AB0\u003cbr data-start=\"1165\" data-end=\"1168\"\u003e• Product Type: Digital Output Module (SIMATIC S7‑300 SM134)\u003cbr data-start=\"1228\" data-end=\"1231\"\u003e• PLC Platform: SIMATIC S7‑300\u003cbr data-start=\"1261\" data-end=\"1264\"\u003e• Number of Outputs: 16 discrete transistor outputs\u003cbr data-start=\"1315\" data-end=\"1318\"\u003e• Output Type: Transistor (PNP)\u003cbr data-start=\"1349\" data-end=\"1352\"\u003e• Rated Load Voltage: 24 V DC\u003cbr data-start=\"1381\" data-end=\"1384\"\u003e• Rated Load Current: 0.5 A per channel\u003cbr data-start=\"1423\" data-end=\"1426\"\u003e• Total Module Output: ~8 A max\u003cbr data-start=\"1457\" data-end=\"1460\"\u003e• Switching Frequency: High‑speed capable\u003cbr data-start=\"1501\" data-end=\"1504\"\u003e• Isolation: Optically isolated outputs from logic\u003cbr data-start=\"1554\" data-end=\"1557\"\u003e• Indicators: LED status per output channel\u003cbr data-start=\"1600\" data-end=\"1603\"\u003e• Mounting: PB‑bus rack mounting in S7‑300 chassis\u003cbr data-start=\"1653\" data-end=\"1656\"\u003e• Protection Rating: IP20 (module enclosure)\u003cbr data-start=\"1700\" data-end=\"1703\"\u003e• Operating Temperature: Industrial range\u003cbr data-start=\"1744\" data-end=\"1747\"\u003e• Application: Discrete output control for actuators and devices\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1813\" data-end=\"1839\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1840\" data-end=\"1930\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Siemens 6ES7134‑4HD00‑0AB0\u003cbr data-start=\"1868\" data-end=\"1871\"\u003e• Siemens 6ES7134‑4HE00‑0AB0\u003cbr data-start=\"1899\" data-end=\"1902\"\u003e• Siemens 6ES7134‑4JF00‑0AB0\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"New","offer_id":51711881117998,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/s-l500_8d7a75d3-33b9-4591-9d52-846396f4aaad.jpg?v=1774397230"},{"product_id":"siemens-6es7132-4bd01-0aa0-plc-module-6es71324bd010aa0","title":"SIEMENS 6ES7132-4BD01-0AA0 PLC MODULE 6ES71324BD010AA0","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"584\"\u003eThe\u003ca href=\"https:\/\/plgautomation.com\/collections\/siemens\"\u003e Siemens\u003c\/a\u003e 6ES7132‑4BD01‑0AA0 \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLC\u003c\/a\u003e Module (also referenced as 6ES71324BD010AA0) is a combined discrete input\/output signal module used in SIMATIC S7‑300 automation systems to interface field devices with the PLC. It provides both input and output channels in a single unit for efficient I\/O handling. Installed in industrial control cabinets and machine automation systems where mixed digital I\/O control is needed. Maintenance teams and system integrators use this module for replacement, retrofit, and system expansion to support dependable PLC I\/O communication.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"586\" data-end=\"605\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"606\" data-end=\"1072\"\u003eThe Siemens 6ES7132‑4BD01‑0AA0 module is widely used in industrial automation environments to monitor and switch field devices from PLC logic. It is deployed in packaging systems, conveyor lines, material handling equipment, process plants, and building automation where discrete sensors and actuators must be interfaced. With combined inputs and outputs, it reduces rack space and simplifies wiring for control tasks requiring both signal acquisition and actuation.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"1074\" data-end=\"1105\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1106\" data-end=\"1806\"\u003e• Manufacturer: Siemens\u003cbr data-start=\"1129\" data-end=\"1132\"\u003e• Model \/ Part Number: 6ES7132‑4BD01‑0AA0\u003cbr data-start=\"1173\" data-end=\"1176\"\u003e• Alternate Reference: 6ES71324BD010AA0\u003cbr data-start=\"1215\" data-end=\"1218\"\u003e• Product Type: Digital I\/O Signal Module (SM132)\u003cbr data-start=\"1267\" data-end=\"1270\"\u003e• PLC Platform: SIMATIC S7‑300\u003cbr data-start=\"1300\" data-end=\"1303\"\u003e• I\/O Configuration: 8 discrete inputs + 8 discrete outputs\u003cbr data-start=\"1362\" data-end=\"1365\"\u003e• Input Voltage: 24 V DC\u003cbr data-start=\"1389\" data-end=\"1392\"\u003e• Output Voltage: 24 V DC\u003cbr data-start=\"1417\" data-end=\"1420\"\u003e• Input Type: Positive logic (sink\/source compatible)\u003cbr data-start=\"1473\" data-end=\"1476\"\u003e• Output Type: Transistor (PNP)\u003cbr data-start=\"1507\" data-end=\"1510\"\u003e• Rated Load per Output: ~0.5 A per channel\u003cbr data-start=\"1553\" data-end=\"1556\"\u003e• Total Output Current: ~4 A\u003cbr data-start=\"1584\" data-end=\"1587\"\u003e• Indicators: LED status per I\/O channel\u003cbr data-start=\"1627\" data-end=\"1630\"\u003e• Mounting: PB‑bus rack system in S7‑300 rack\u003cbr data-start=\"1675\" data-end=\"1678\"\u003e• Protection Rating: IP20\u003cbr data-start=\"1703\" data-end=\"1706\"\u003e• Operating Temperature: Industrial range\u003cbr data-start=\"1747\" data-end=\"1750\"\u003e• Application: Mixed digital I\/O acquisition and control\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1808\" data-end=\"1834\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1835\" data-end=\"1925\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Siemens 6ES7132‑4BD00‑0AA0\u003cbr data-start=\"1863\" data-end=\"1866\"\u003e• Siemens 6ES7132‑4BF01‑0AA0\u003cbr data-start=\"1894\" data-end=\"1897\"\u003e• Siemens \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-6es7134-4gd00-0ab0-simatic-plc-6es71344gd000ab0?_pos=1\u0026amp;_sid=ca1df1efb\u0026amp;_ss=r\"\u003e6ES7134‑4GD00‑0AB0\u003c\/a\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51711902220590,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/B99-402--1.webp?v=1774397812"}],"url":"https:\/\/plgautomation.com\/collections\/siemens-i-o-modules.oembed","provider":"PLG Automation ","version":"1.0","type":"link"}