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ALLEN BRADLEY 1756-IRT8I/A ControlLogix Isolated RTD/Thermocouple Input Module

ALLEN BRADLEY 1756-IRT8I/A ControlLogix Isolated RTD/Thermocouple Input Module

  • Manufacturer: ALLEN BRADLEY

  • Product No.: 1756-IRT8I/A

  • Condition:1000 in stock

  • Product Type: ControlLogix Isolated RTD/Thermocouple Input Module

  • Product Origin: USA

  • Payment: T/T, Western Union

  • Weight: 1000g

  • Shipping port: Xiamen

  • Warranty: 12 months

  • 24/7 Support
  • 30-Day Returns
  • Fast Shipping

Product Overview

Parameter Details
Part Number 1756-IRT8I, Series A
Product Name ControlLogix Isolated RTD/Thermocouple Input Module
Application Temperature measurement for industrial automation
Compatibility Compatible with ControlLogix chassis
Function Converts RTD and thermocouple signals to digital values for ControlLogix controllers

Functional Specifications

Parameter Details
Input Channels 8 isolated inputs (RTD or thermocouple)
Input Types RTD (2-wire, 3-wire, 4-wire), thermocouple, voltage (±100 mV)
Supported RTD Types 100 Ω Pt α=0.00385, 200 Ω Pt α=0.00385, 500 Ω Pt α=0.00385, 1000 Ω Pt α=0.00385, 100 Ω Pt α=0.003916, 200 Ω Pt α=0.003916, 500 Ω Pt α=0.003916, 1000 Ω Pt α=0.003916, 100 Ω Ni, 120 Ω Ni, 200 Ω Ni, 500 Ω Ni, 10 Ω Cu, 120 Ω NiFe
Supported Thermocouple Types B, C, D, E, J, K, L, N, R, S, T, TXK/XK (L)
Resolution 24 bits
Data Format Integer or floating-point
Conversion Method Sigma-Delta
Update Time 25–120 ms (depending on filter and configuration)
Accuracy RTD: ±0.5°C (Pt385, Pt3916), ±0.3°C (Ni, NiFe, Cu); Thermocouple: ±0.6°C (Type K), varies by type
Calibration Factory calibrated, user calibration supported
Power Dissipation 4.6 W maximum
Backplane Current Load 200 mA @ 5.1 V DC, 70 mA @ 24 V DC
Isolation 250 V (continuous), reinforced insulation type, inputs to backplane and channel-to-channel
Terminal Connections 36-pin removable terminal block (RTB), 1756-TBCH or 1756-TBS6H
Wire Size 0.2–2.5 mm² (22–14 AWG), solid or stranded shielded copper wire
Operating Temperature 0°C to 60°C (32°F to 140°F)
Storage Temperature -40°C to 85°C (-40°F to 185°F)
Humidity 5% to 95% (non-condensing)
Vibration Tolerance 2 G @ 10–500 Hz
Shock Tolerance 30 G (operating), 50 G (non-operating)
Dimensions 145 mm x 35 mm x 140 mm (5.71 in x 1.38 in x 5.51 in)
Weight 0.4 kg (0.88 lb)
Standards Compliance CE, UL, CSA (Class I, Div 2, Groups A, B, C, D), FM, RCM
Certifications TUV certified for functional safety (SIL 2)


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Product Description

Product Overview

Parameter Details
Part Number 1756-IRT8I, Series A
Product Name ControlLogix Isolated RTD/Thermocouple Input Module
Application Temperature measurement for industrial automation
Compatibility Compatible with ControlLogix chassis
Function Converts RTD and thermocouple signals to digital values for ControlLogix controllers

Functional Specifications

Parameter Details
Input Channels 8 isolated inputs (RTD or thermocouple)
Input Types RTD (2-wire, 3-wire, 4-wire), thermocouple, voltage (±100 mV)
Supported RTD Types 100 Ω Pt α=0.00385, 200 Ω Pt α=0.00385, 500 Ω Pt α=0.00385, 1000 Ω Pt α=0.00385, 100 Ω Pt α=0.003916, 200 Ω Pt α=0.003916, 500 Ω Pt α=0.003916, 1000 Ω Pt α=0.003916, 100 Ω Ni, 120 Ω Ni, 200 Ω Ni, 500 Ω Ni, 10 Ω Cu, 120 Ω NiFe
Supported Thermocouple Types B, C, D, E, J, K, L, N, R, S, T, TXK/XK (L)
Resolution 24 bits
Data Format Integer or floating-point
Conversion Method Sigma-Delta
Update Time 25–120 ms (depending on filter and configuration)
Accuracy RTD: ±0.5°C (Pt385, Pt3916), ±0.3°C (Ni, NiFe, Cu); Thermocouple: ±0.6°C (Type K), varies by type
Calibration Factory calibrated, user calibration supported
Power Dissipation 4.6 W maximum
Backplane Current Load 200 mA @ 5.1 V DC, 70 mA @ 24 V DC
Isolation 250 V (continuous), reinforced insulation type, inputs to backplane and channel-to-channel
Terminal Connections 36-pin removable terminal block (RTB), 1756-TBCH or 1756-TBS6H
Wire Size 0.2–2.5 mm² (22–14 AWG), solid or stranded shielded copper wire
Operating Temperature 0°C to 60°C (32°F to 140°F)
Storage Temperature -40°C to 85°C (-40°F to 185°F)
Humidity 5% to 95% (non-condensing)
Vibration Tolerance 2 G @ 10–500 Hz
Shock Tolerance 30 G (operating), 50 G (non-operating)
Dimensions 145 mm x 35 mm x 140 mm (5.71 in x 1.38 in x 5.51 in)
Weight 0.4 kg (0.88 lb)
Standards Compliance CE, UL, CSA (Class I, Div 2, Groups A, B, C, D), FM, RCM
Certifications TUV certified for functional safety (SIL 2)


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