Product Description

The Omron NT31C-ST143B-EV3 is a programmable terminal (PT) from Omron's NT series, featuring a 5.7-inch monochrome STN LCD display with a resolution of 320 x 240 pixels. It offers versatile connectivity options, including RS-232C and RS-422A/RS-485 serial ports, as well as a parallel interface, facilitating seamless integration with various PLCs and devices. Designed for durability, the NT31C-ST143B-EV3 is housed in an enclosure with an IP65 rating, making it suitable for demanding industrial environments. ​

Technical Specifications

• Model: NT31C-ST143B-EV3​
• Display:
• Type: Monochrome STN LCD​
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• Size: 5.7 inches​
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• Resolution: 320 x 240 pixels​
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• Backlight: LED​
• Touchscreen:
• Type: Resistive touch panel​
• Switch Capacity: Up to 192 touch switches​
• Operating Force: 1 N max.​
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• Service Life: 1,000,000 operations min.​
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• Communication Ports:
• Serial Port A: RS-232C (D-sub 9-pin connector, female)​
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• Serial Port B: RS-232C/RS-422A/RS-485 selectable via memory switch (D-sub 25-pin connector, female)​
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• Parallel Interface: Centronics-compatible, 20-pin half-pitch connector​
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• Power Supply:
• Voltage: 24 VDC​
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• Allowable Voltage Range: 20.4 to 26.4 VDC​
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• Power Consumption: 15 W max.​
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• Environmental Conditions:
• Operating Temperature: 0 to 50°C (with no condensation)​
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• Storage Temperature: -20 to 60°C​
• Operating Humidity: 35% to 85% (with no condensation)​
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• Protection Rating: Front panel equivalent to IP65 (oil-resistant)​
• Dimensions:
• Width: 250 mm​
• Height: 184 mm​
• Depth: 54 mm​
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• Weight: Approximately 1 kg