Description
Technical Specifications: Number of Channels: 16 differential input channels; Signal Types: 4-20mA, 0-5V, 1-5V DC; A/D Resolution: 16-bit; Accuracy: ±0.075% of full scale; Power Supply: 24VDC, max 5W total; Overvoltage Protection: ±30V per channel; Operating Temperature: -40°C to +70°C
Function Features: Per-channel configurable input range; built-in channel diagnostics and open-circuit detection; overvoltage protection on all channels; UCN bus communication interface; common mode noise rejection
Application Scenarios: Chemical process measurement, oil and gas production monitoring, power plant process variables, pressure and flow transmitter signal collection, industrial process control systems
Performance Parameters: Input scan rate 100ms per channel; common mode rejection ratio 120dB minimum; zero drift less than 0.01% of full scale per °C
Material Composition: Precision signal conditioning circuitry, isolated A/D converter, metal shielding frame, industrial FR4 printed circuit board, backplane connector
Structural Features: Rack plug-in module; separate field terminal assembly and logic board; front panel channel status indicators; edge connector for backplane connection
Working Principle: Conditions and filters field analog input signals; converts analog voltage/current values to digital data via high-resolution A/D converter; transmits digitized measurement values to DCS controller via UCN network
Installation Requirements: Use twisted shielded pair cable for field wiring; separate analog signal cables from power cables; install surge protection devices for field transmitters; connect cable shield at single end only
Usage Notes: Calibrate input ranges during commissioning; check open-circuit fault alarms periodically; observe electrostatic discharge precautions during module replacement; do not exceed maximum input voltage limits
Reviews
There are no reviews yet.