Honeywell TC-IAH161 High-Level Analog Input Card 16-Bit

Availability: 99 left in stock

Product Overview The Honeywell TC-IAH161 functions as a premier high-density data acquisition interface for the Experion PKS, C200, and C300...

SKU: TC-IAH16I

Manufacturer: Honeywell
Product No.: TC-IAH16I
Product Type: Honeywell Experion PKS
Product Origin: USA
Payment:T/T, Western Union
Weight: 610g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Product Overview

The Honeywell TC-IAH161 functions as a premier high-density data acquisition interface for the Experion PKS, C200, and C300 control platforms. This 100% Brand New and Original module features 16 single-ended high-level analog input channels, providing the critical link between field transmitters and the process controller. It utilizes a dedicated 16-bit A/D converter to digitize variables such as pressure, flow, and temperature with extreme granularity. Engineered for the rigorous demands of the oil, gas, and chemical sectors, the TC-IAH161 ensures deterministic data publishing every 250 milliseconds, allowing PID loops to maintain optimal setpoints even in volatile process conditions.

Technical Specifications

Feature	Specification Details
Manufacturer	Honeywell
Model Number	TC-IAH161
Channel Count	16 Single-ended Inputs
A/D Resolution	16-bit (per channel)
Data Publish Rate	250 milliseconds
Voltage Ranges	±10.25 V, 0–10.25 V, 0–5.125 V
Current Range	0–20.5 mA (Internal 249 Ω precision resistor)
Input Impedance	> 1.0 MΩ (Voltage) / 249 Ω (Current)
Isolation Rating	2550 VDC (User-to-System side)
RFI Immunity	< 2.0% error @ 10 V/m (80 MHz to 1000 MHz)
Power Dissipation	4.1 W Maximum
Termination	TC-TBCH 36-position terminal block

Engineering Advantages

Superior Noise Rejection: The TC-IAH161 incorporates an optimized 20 Hz channel bandwidth (-3 dB point). This hardware-level filtering aggressively rejects high-frequency electrical noise, ensuring that EMI from nearby high-voltage drives does not corrupt sensitive process measurements.
Flexible Signal Conditioning: The module accommodates both voltage and current signals natively. By utilizing the integrated 249 Ω precision resistor, engineers can transition from 0–10V monitoring to 4–20 mA loops without installing external shunt resistors, simplifying cabinet wiring and reducing potential failure points.
High-Grade Galvanic Protection: With an isolation rating of 2550 VDC, the module shields the internal I/O Link and backplane logic from field-side surges. This robust isolation prevents ground loops and lightning-induced transients from damaging the expensive C300 or C200 controller cores.
Optimized Thermal Management: The module limits power dissipation to a maximum of 4.1 W. This efficient power profile prevents localized hotspots within the I/O chassis, enhancing the MTBF (Mean Time Between Failures) of adjacent modules and reducing the overall cooling demand of the control room.

FAQs

Can I use the TC-IAH161 with the TC-TBNH terminal block?

No. The TC-IAH161 specifically requires the TC-TBCH 36-position terminal block to ensure proper pin alignment and signal integrity for all 16 channels. Using an incompatible block may lead to wiring errors or intermittent signal loss.

Does the module support HART communication?

The TC-IAH161 is a standard high-level analog input module focused on precision 4–20mA/voltage signals. For applications requiring HART digital diagnostics, we recommend the Honeywell TC-HAI161 or similar HART-enabled modules.

How do I configure the input range for specific channels?

You define the input ranges (±10.25V, 0–5.125V, etc.) through the Honeywell Experion PKS Configuration Studio. Each channel allows for independent scaling and range selection based on the specific field transmitter profile.

Is the 249 Ω resistor durable enough for 24V short circuits?

The internal precision resistor handles standard 0–20.5 mA signaling. However, prolonged direct exposure to 24VDC without a loop transmitter can cause overheating. Always ensure field wiring follows the recommended fuse or current-limiting protection guidelines.

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