DIN Rail Mounted Universal Input Module – 8 & 16 Channel Options
High-performance DIN rail mounted universal input modules for data acquisition and signal conversion in industrial control systems. With support for multiple sensor types, RS485 MODBUS-RTU communication, and robust isolation, these compact modules are designed for seamless integration with PLC, DCS, HMI, SCADA, and OPC servers.
The Universal Input Module is a versatile and reliable solution for industrial signal acquisition and conversion. Supporting analog, thermocouple, RTD, and mV inputs, this module provides 8 or 16 isolated channels with programmable configuration. Each channel is opto-coupler isolated (up to 400VAC), ensuring stable and accurate measurements even in electrically noisy environments.
Designed for DIN35mm rail mounting, the slim 98.5 × 99 × 17mm profile saves cabinet space while offering high performance and easy installation. The modules communicate via RS485 MODBUS-RTU, enabling direct integration with modern automation systems including DCS, PLCs, HMIs, SCADA platforms, and OPC servers.
Available in three versions:
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8-Channel Standard – compact with LCD programming
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16-Channel without LCD – high-density, cost-effective
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16-Channel with LCD – advanced version with local display and configuration
Key Features
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Universal input: Analog, Thermocouple, RTD, mV (programmable per channel)
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8 or 16 isolated input channels for flexible applications
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High accuracy, stability, and performance
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Opto-coupler isolation up to 400VAC for input protection
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MODBUS-RTU RS485 communication for easy system integration
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Compact and ultra-slim (98.5 × 99 × 17mm) for cabinet efficiency
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DIN35mm rail mounting with pluggable terminals
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Wide power supply range: 9–36VDC
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Versions with or without LCD for flexible deployment
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Parameter 8-Channel Model 16-Channel Model (No LCD / With LCD) Channel No. 8 universal isolated inputs 16 universal isolated inputs Input Type Thermocouple + Analog + RTD Thermocouple + Analog + RTD T.C. Input Types K, S, E, T, R, B, N, J, WRe325, WRe326 K, S, E, T, R, B, N, J, WRe325, WRe326 RTD Input Types Pt100 (−200 ~ 600°C), CU50, CU100 (−50 ~ 150°C) Pt100 (−200 ~ 600°C), CU50, CU100 (−50 ~ 150°C) Analog Input Range −999 to +9999 −999 to +9999 Analog Input Signals 4–20mA, 0–10mA, 0–5VDC, 1–5VDC 4–20mA, 0–10mA, 0–5VDC, 1–5VDC Output Signal RS485 MODBUS-RTU RS485 MODBUS-RTU Baud Rate 9600, 19200, 4800… 9600, 19200, 4800… Accuracy ±0.2% (Analog Input), 0.2%FS ±2.0°C (T.C Input) ±0.2% (Analog Input), 0.2%FS ±2.0°C (T.C Input) Sample Rate 1s / 4 channels 1s / 4 channels Isolation Opto-coupler relay isolation Opto-coupler relay isolation Isolation Voltage Up to 400VAC Up to 400VAC Power Supply 9–36VDC (24VDC rated) 9–36VDC (24VDC rated) Power Consumption <1W <1W Case Material ABS ABS Cable Size 0.5–2.5mm² 0.5–2.5mm² Installation DIN35mm rail mounted DIN35mm rail mounted Programmer LCD display with ABS case for setting No LCD (standard) / LCD display (advanced model) IP Protection IP20 IP20 Size 107 × 113.5 × 60mm 107 × 113.5 × 60mm Working Temperature 0–50°C 0–50°C Working Humidity <85% <85% Storage Temperature −40 to +80°C −40 to +80°C
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