{"product_id":"omron-corporation-cj1w-ct021-high-speed-counter-unit","title":"Omron Corporation CJ1W-CT021 High-Speed Counter Unit","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"554\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/omron\" title=\"Omron\"\u003eOmron\u003c\/a\u003e CJ1W-CT021 high-speed counter unit is used in \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\" title=\"CJ1-series PLC\"\u003eCJ1-series PLC\u003c\/a\u003e systems to process high-frequency pulse signals for precise counting and position tracking in industrial automation equipment. Commonly installed in conveyor systems, packaging machines, motion control applications, and automated assembly lines requiring accurate high-speed counting and encoder feedback. Maintenance teams and system integrators use this part for replacement, system expansion, and maintaining precise counting performance in PLC-based systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"556\" data-end=\"575\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"576\" data-end=\"955\"\u003eThe Omron CJ1W-CT021 high-speed counter unit is used in industrial environments where accurate pulse counting and position tracking are essential. It is applied in encoder-based positioning systems, conveyor synchronization, packaging machinery, and automated inspection systems to monitor speed, position, and quantity, ensuring precise and reliable PLC-controlled operations.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"957\" data-end=\"988\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"989\" data-end=\"1640\"\u003e• Manufacturer: Omron\u003cbr data-start=\"1010\" data-end=\"1013\"\u003e• Part Number: CJ1W-CT021\u003cbr data-start=\"1038\" data-end=\"1041\"\u003e• Product Type: High-Speed Counter Unit\u003cbr data-start=\"1080\" data-end=\"1083\"\u003e• Series: Omron CJ1 Series\u003cbr data-start=\"1109\" data-end=\"1112\"\u003e• Number of Channels: 2 high-speed counter channels\u003cbr data-start=\"1163\" data-end=\"1166\"\u003e• Input Type: Pulse input (incremental encoder compatible)\u003cbr data-start=\"1224\" data-end=\"1227\"\u003e• Counting Speed: High-speed counting capability (up to several hundred kHz)\u003cbr data-start=\"1303\" data-end=\"1306\"\u003e• Input Signal Type: Differential line driver \/ open collector (model dependent)\u003cbr data-start=\"1386\" data-end=\"1389\"\u003e• Functions: Up\/down counting, frequency measurement, position control\u003cbr data-start=\"1459\" data-end=\"1462\"\u003e• Connection Type: Screw terminal\u003cbr data-start=\"1495\" data-end=\"1498\"\u003e• Mounting Type: Rack mount (CJ1 PLC rack)\u003cbr data-start=\"1540\" data-end=\"1543\"\u003e• Isolation: Electrical isolation between input and PLC\u003cbr data-start=\"1598\" data-end=\"1601\"\u003e• Operating Temperature: 0°C to +55°C\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1642\" data-end=\"1668\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1669\" data-end=\"1794\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Omron CJ1W-CT041 High-Speed Counter Unit\u003cbr data-start=\"1711\" data-end=\"1714\"\u003e• Omron CJ1W-CT021-V1 Counter Unit\u003cbr data-start=\"1748\" data-end=\"1751\"\u003e• Omron NX-CT2605 High-Speed Counter Module\u003c\/p\u003e","brand":"Omron","offers":[{"title":"New","offer_id":50558436081966,"sku":"New","price":620.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/l_1649-13-118565-198x198.jpg?v=1751874438","url":"https:\/\/plgautomation.com\/products\/omron-corporation-cj1w-ct021-high-speed-counter-unit","provider":"PLG Automation ","version":"1.0","type":"link"}