1762-IT4

Overview

Allen-Bradley 1762-IT4 is a thermocouple and millivolt input module designed for MicroLogix 1200 systems. It supports multiple temperature sensing formats and offers high accuracy and repeatability for industrial monitoring applications.

Identification

• Product type: Thermocouple/mV input module

• Product family: MicroLogix 1200

• Part number: 1762-IT4

Electrical Specifications

• Operating voltage range:

  • AC: 5–265 V

  • DC: 5–125 V

• Bus current draw (max):

  • 40 mA @ 5 V DC

  • 50 mA @ 24 V DC

• Voltage category: 24 V DC

• Operating voltage range (DC): 20.4–26.4 V DC

• Input impedance: >10 MΩ

Input Configuration

• Number of inputs: 4 + CJC sensor

• Number of commons: 1

• Filter frequency: 10 Hz to 1 kHz

• Temperature units: °C or °F

• Data formats:

  • Raw/Proportional

  • Engineering Units

  • Engineering Units ×10

  • Scaled-for-PID

  • Percent Range

Isolation & Accuracy

• Channel-to-channel isolation: ±10 V DC

• Input group to system isolation: 720 V DC for 1 minute

• Accuracy @ 25 °C (77 °F):

  • Thermocouple: ±0.5–3.0 °C (±0.9–5.4 °F)

  • Millivolt: ±15–20 mV

• Accuracy @ 0–55 °C (32–131 °F):

  • Thermocouple: ±0.8–10 °C (±1.5–18 °F)

  • Millivolt: ±25–30 mV

• Repeatability @ 25 °C and 10 Hz filter:

  • Thermocouple: ±0.1–2.0 °C (±0.18–3.6 °F)

  • Millivolt: ±6 µV

Physical Specifications

• Dimensions (HxWxD):

  • Without mounting tabs: 90 × 40 × 87 mm (3.54 × 1.57 × 3.42 in.)

  • With mounting tabs: 90 × 40 × 110 mm (3.54 × 1.57 × 4.33 in.)

• Shipping weight: Approx. 220 g (7.76 oz)

• Enclosure type rating: None (open-style)

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