8C-PAIMA1 51454473-175

Overview

8C-PAIMA1 51454473-175 is a TC/RTD input module for high-precision temperature monitoring in process control systems.

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Input & Signal Characteristics

• Input Type: Thermocouple and RTD

• Input Impedance: 1 MΩ (TC only)

• RTD Excitation Current: 1 mA

• Cold Junction Compensation Range: -20 to +60 ℃ (±0.5 ℃ typical)

• TC Linearization Accuracy: ±0.05 Ω/℃

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Electrical Specifications

• Voltage Rating: 24 VDC

• Module Current Rating: 120 mA

• Channel-to-Shield Voltage: ±250 VDC or VAC RMS

• Channel-to-Channel Voltage: ±33 VDC or VAC RMS

• Voltage (DC to 60 Hz): ±250 VDC or VAC RMS

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Environmental Parameters

• Operating Temperature: 0 to 60 ℃

• Storage Temperature: -40 to 85 ℃

• Long-Term Drift: 500 ppm

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Noise & Interference Rejection

• CMV (Common Mode Voltage): With respect to power system common, DC to 60 Hz

• CMRR (50 or 60 Hz): ≥120 dB (with 1 kΩ source impedance)

• NMRR at 50/60 Hz: ≥60 dB

• Crosstalk (DC to 60 Hz): 80 dB (120 dB at 50/60 Hz)

• Line Frequency Integration: Fixed at 50 Hz or 60 Hz

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