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OPTO 22 SNAPAITMI Thermocouple and Millivolt Input Module

The SNAP-AITM-I is a SNAP isolated analog input module that provides two channels of analog-to-digital conversion. Each channel can be configured for input ranges of -150mVDC to 150mVDC, -75mVDC to 75mVDC, or for type E, J, or K thermocouples. The two channels are electrically isolated from each other, allowing for the use of grounded sensors and field devices. The module offers automatic cold junction temperature compensation when used with SNAP controllers. Additionally, it features excellent common-mode rejection of over -120 dB at DC and 60 Hz AC. It supports wire sizes from 22 to 14 AWG and is suitable for industrial automation and process control applications.

Authorized Distributors
Source:DigiKey
Part No:SNAP-AITM-I
Stock:3
Inv Date:06-17-2026
Price: Unit price: $447.63
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Part No:SNAP-AITM-i
Stock:23
Inv Date:06-18-2026
Price: Unit price: $416.83
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Part No:SNAP-AITM-I
Stock:10
Inv Date:06-17-2026
Price: Unit price: $445.06
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Part No:SNAP-AITM-I
Stock:2
Inv Date:06-17-2026
Price: Unit price: $386.48
Buy/RFQ:
Part No:SNAP-AITM-I
Stock:2
Inv Date:06-17-2026
Price: Unit price: $386.48
Buy/RFQ:
Part No:SNAP-AITM-I
Stock:0
Inv Date:06-17-2026
Price: Unit price: $388
Buy/RFQ:

OPTO 22 SNAPAITMI Thermocouple and Millivolt Input Module Specifications:

  • Input Range: -150 mV to +150 mV, -75 mV to +75 mV, or Type E, J, K thermocouples
  • Maximum Over Range: +10% (= 27500 counts)
  • Resolution: 2 UV from -50 mV to +50 mV, 1 LV from -25 mV to +25 mV
  • Input Filtering: -3dB @ 7Hz
  • Input Response Time: 63.2% / 95 mV / 23 ms
  • Data Freshness: 130 ms for +/- 25 mV and thermocouples
  • Common Mode Voltage: DC > -120 dB, AC > -120 dB @ 60 Hz
  • Maximum Survivable Input: 15 V
  • Power Requirements: 5 VDC (+0.15) at 200 mA
  • Input Resistance: 100 megohms per channel
  • Ambient Temperature (Operating): -20°C to 70°C
  • Ambient Temperature (Storage): -40°C to 85°C
  • Wire Size Range: 22 to 14 AWG
  • Agency Approvals: CE, FM, RoHS, DFARS
  • Warranty: Lifetime

Buy the Opto 22 SNAP-AITM-I – Reliable Thermocouple and Millivolt Input Module for Industrial Applications

Enhance your industrial automation setup with the Opto 22 SNAP-AITM-I module, offering two fully isolated analog input channels for thermocouples, millivolt, or voltage signals. It features automatic cold junction temperature compensation, robust common-mode rejection, and is compatible with SNAP controllers for precise temperature and voltage monitoring. Built for durability and accuracy, this module supports wire sizes from 22 to 14 AWG, making it ideal for demanding industrial environments requiring reliable measurements and seamless integration into existing control systems.

Order your Opto 22 SNAP-AITM-I temperature and millivolt sensor module today and ensure precise, reliable measurements in your industrial processes.

Frequently Asked Questions

Where can I buy OPTO 22 SNAPAITMI?

You can click on the BUY or RFQ button to purchase SNAPAITMI from an authorized OPTO 22 distributor.

How do I troubleshoot issues or seek technical support for part SNAPAITMI?

You can download the SNAPAITMI datasheet or visit the OPTO 22 website for support.

Who is the manufacturer of SNAPAITMI?

OPTO 22

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