Honeywell TC-1AH161 High-Level Analog Input Module

The Honeywell TC-1AH161 (often referenced as TC-IAH161) is a 16-channel high-level analog input module designed for the Experion PKS C-Series I/O system, compatible with C200 and C300 controllers. Its core function is to acquire high-precision analog signals—such as 0-20 mA, 4-20 mA, and ±10 V—from field transmitters and sensors, converting them into digital data for process monitoring and control.

  • Item No :

    TC-1AH161
  • Order(MOQ) :

    1
  • Payment :

    EXW
  • Product Origin :

    USA
  • Shipping Port :

    Wuhan, Hubei, China
  • Lead Time :

    3-5 days
  • Weight :

    1.5kg
  • PRODUCT INFORMATION

    TC-1AH161 Analog Input Module

    Brand Name: Honeywell

    Product Name: TC-1AH161

    Condition: 100% New And Original

    Lead Time: 3-5Days

    Warranty: 1Year

     

    WHY CHOOSE US

     

    1. All our products are new and original, and good quality. 

    2. Our prices are very competitive.

    3. We have large quantity in stock, so we could help the customers to get the components which are difficult to get.

    4. All inquiries will be valued and will replied in 24 hours.

    5. Fast shipping, and good after-sale service.

    We will ship the items within 3-5 working days after the payment is received.

     

    Key Parameters

     
     
    Item Specifications / Features
    Channels 16, configurable as single-ended or 8 differential 
    Input Signal Types 0-20 mA / 4-20 mA (via 250Ω resistor), 0-10.25V, ±10.25V, 0-5.125V 
    Resolution 16-bit 
    System Platform Honeywell Experion PKS C-Series (C200/C300 controllers) 
    Accuracy ±0.05% of full scale 
    Isolation 2550 VDC (channel-to-system) 
    Module Publish Rate 250 ms 
    Power Dissipation Max 4.1 W 
    Operating Temperature -40°C to +70°C (typical) 
    Terminal Block Requires TC-TBCH base board 
    Status & Diagnostics Front-panel LEDs, open-loop detection, over-range alarm 

    Core Features & Advantages

    • High Channel Density and Precision: The module's standout feature is its high-density 16-channel design combined with 16-bit resolution, allowing it to handle a large number of signals with high precision . This is particularly valuable in applications like petrochemical plants and power generation where many analog signals need to be monitored .

    • Robust Isolation and Diagnostics: It provides 2550 VDC galvanic isolation between the channels and the system, protecting against electrical noise and surges in harsh industrial environments . Built-in open-loop and over-range diagnostics with front-panel LEDs help quickly identify wiring faults, simplifying maintenance .

    • Seamless System Integration: As a native C-Series module, it integrates directly with the Experion PKS system's backplane . It supports hot-swapping, enabling module replacement without shutting down the system, which is critical for maintaining continuous operations in process industries .

    • Versatile Signal Support: The module supports a wide variety of input types, including voltage and current, which can be configured per channel to match the specific field sensors . It is also noted to be compatible with HART protocol communication for intelligent devices .

    Typical Applications

    The TC-1AH161 is an ideal solution for high-density analog signal acquisition in process and hybrid industries, including:

    • Oil & Gas: Refineries and pipeline monitoring .

    • Power Generation: Thermal and nuclear power plants .

    • Chemical & Petrochemical: Process reactors and distillation columns .

    • Water & Wastewater: Large-scale treatment facilities .

    Frequently Asked Questions (FAQ)

    Q1: What is the primary function of the TC-1AH161 module?
    A: It converts high-level analog voltage and current signals from field sensors into precise digital values for the control system .

    Q2: How many channels does it support and what is its resolution?
    A: It supports 16 channels with 16-bit resolution for high-precision measurements .

    Q3: What signal types can it handle?
    A: It can handle 0-20mA / 4-20mA current signals (using a 250Ω resistor) and ±10V voltage signals . The input range can be configured per channel .

    Q4: Is the module electrically isolated?
    A: Yes, it provides 2550 VDC galvanic isolation between the channels and the system, enhancing reliability and safety .

    Q5: Can the module be replaced while the system is running?
    A: Yes, the TC-1AH161 is hot-swappable, allowing for online replacement to minimize downtime .

    Q6: What are the environmental specifications?
    A: It typically operates between -40°C to +70°C and is built for harsh industrial environments .

    Recommended Models & Replacements

    The TC-1AH161 is part of Honeywell's C-Series I/O family. Due to its status as a discontinued product, the following are recommended related models and migration paths :

     
     
    Model Type / Status Brief Description
    TK-IAH161 Direct Successor The same-generation functional replacement for the TC-IAH161, offering compatible form, fit, and function. 
    CC-PAIH01 Upgrade Platform Replacement The recommended upgrade path from the legacy C-Series to Honeywell's newer I/O platform with enhanced features. 
    TC-TBCH Required Accessory The matching terminal base board required for wiring field signals to the TC-IAH161 module. 
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