1794-IRT8 | Allen-Bradley | FLEX I/O Thermocouple/RTD Input Analog Module

General Information

• Product No.: 1794-IRT8

• Product Type: FLEX I/O Thermocouple/RTD Input Analog Module

• Number of Inputs: 8 channels (2 groups of 4)

• Module Location: Cat. No. 1794-TB3G, 1794-TB3GS, 1794-TB3GK Terminal Base Units

• Keyswitch Position: 3

• Indicators: 1 red/green power status LED

Electrical Specifications

• Nominal Input Voltage Ranges:

  • –40 to +100 mV DC for thermocouples

  • 0 to +325 mV DC for RTDs

• Resolution: 14 bits

• Isolation Voltage:

  • 50 V continuous (Basic Insulation Type)

  • Type tested at 1365 V AC for 60 s (field side ↔ system)

  • No isolation between individual channels

• FlexBus Current: 40 mA

• Power Dissipation: 3.0 W max @ 31.2 V DC

• Thermal Dissipation: 10.2 BTU/hr max @ 31.2 V DC

Environmental Specifications

• Operating Humidity: 5–95% RH, non-condensing (IEC 60068-2-30, Test Db)

• Vibration: 5 g @ 10–500 Hz (IEC 60068-2-6, Test Fc)

Physical Data

• Dimensions (L × W × H): 6.9 × 9.4 × 9.4 cm

• Net Weight: 2 kg

• Shipping Weight: 3 kg