1746-INT4 Analog Input Module Allen-Bradley

Allen-Bradley 1746-INT4 Isolated Thermocouple/mV Analog Input Module

Key Technical Specifications

• Brand & Model: Allen-Bradley 1746-INT4
• Module Type: Isolated Thermocouple/mV Analog Input
• Input Channels: Four (4) individually isolated channels
• Compatible Sensors: Thermocouple Types C, D, J, K, T, E, R, S, B, N
• mV Input Ranges: –50…50 mV dc and –100…100 mV dc
• Resolution: 16-bit for high accuracy readings
• Update Time: 500 milliseconds per channel
• Bandwidth: 8 Hertz
• Isolation Rating: 1000V transient between channel-to-channel and channel-to-backplane
• Open-Circuit Detection: Configurable for upscale, downscale, or zero indication
• Cold Junction Compensation: Accuracy of ±1.5 °C over 0 … 70 °C ambient
• Step Response: 100 milliseconds typical
• Input Impedance: >10 MΩ
• Backplane Current: 110 mA @ 5VDC; 85 mA @ 24VDC
• Operating Temperature: 0 to 60°C (32 to 140°F)
• Humidity Range: 5% to 95% non-condensing

Measurement Ranges & Linearization

• The module covers a broad temperature range from -270 to 1820° Celsius, depending on the thermocouple type.
• It follows the IPTS–68 standard, NBS MN–125, and NBS MN–161 for thermocouple linearization.
• Users can select temperature scales in °C or °F with 0.1° resolution, or mV scales of 0.1 mV or 0.01 mV.

Environmental Tolerance & Noise Immunity

• The 1746-INT4 operates reliably in industrial environments from 0-60°C.
• It features excellent noise rejection: >60 dB at 60 Hz (Normal Mode) and >120 dB (Common Mode).
• This high immunity ensures stable readings even in electrically noisy settings.

Packaging & Delivery

• You will receive one brand new, factory-original Allen-Bradley 1746-INT4 module.
• All items are in stock and we ship within five business days.
• We ship globally using reliable carriers like FedEx, UPS, and DHL.

Frequently Asked Questions (FAQ)

• Q: Is this module brand new and original?
  A: Yes, we supply only brand new, factory-sealed, and original Allen-Bradley modules.
• Q: What is the resolution of the 1746-INT4?
  A: The module offers 16-bit resolution for precise analog-to-digital conversion.
• Q: How many input channels does it have?
  A: It has four (4) individually isolated input channels.
• Q: How quickly do you ship?
  A: We process orders and ship within 5 business days.
• Q: What carriers do you use?
  A: We typically ship via DHL, FedEx, or UPS for reliable international delivery.
• Q: Do you accept returns?
  A: Yes, we offer a 30-day return policy for unused items in original packaging.

Contact Information Inquiries: sales@nex-auto.com | +86 153 9242 9628