Technical Specifications:
- Type: 8-channel analog input module
- Input Signals: 4–20 mA (2-wire), 0–10 V DC, 1–5 V DC, thermocouple (J, K, T, E, N, R, S, B)
- Resolution: 16-bit A/D converter
- Accuracy: ±0.1 percent of full scale (current/voltage), ±1.5°C (thermocouple)
- Sampling Rate: 250 ms per channel (all channels scanned)
- Isolation: 250 V channel-to-channel, 500 V channel-to-backplane
- Cold Junction Compensation: Built-in for thermocouple inputs with ±0.5°C accuracy
- Power Supply: 5 V DC from backplane
- Operating Temperature: 0°C to +55°C
- Dimensions: Standard INFI 90 half-width module
Key Features:
- Universal input type configurable per channel via software (no DIP switches)
- Built-in cold junction compensation eliminates need for external CJC modules
- Diagnostic monitoring for open circuit, short circuit, and out-of-range signals
- LED status per channel for field troubleshooting
- Hot-swap capable without disrupting adjacent channels
- Configure via INFI 90 Control Builder software
Application Scenarios:
- Temperature monitoring in distillation columns and reactors
- Pressure measurement in compressor stations
- Flow metering in pipeline systems
- Level measurement in storage tanks
- Thermocouple-based furnace temperature control
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