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Keterangan
Honeywell TC-IDK161 AC Input Module
The TC TC-IDK161, also cataloged as the TC-IDK161 AC Input Module, operates as a dedicated hardware component for AC voltage signal acquisition within PLC-based digital input subsystems.
Configured for 120 V AC signal interfacing in distributed control racks, the TC TC-IDK161 (TC-IDK161 AC Input Module) provides direct electrical level translation from field AC switching states into backplane-readable digital logic signals. The module is designed for isolated input acquisition at 50 / 60 Hz line frequency environments, with defined low-level auxiliary current consumption paths at 5.1 VDC and 24 VDC reference rails.
Suffix Breakdown & Model Matrix
No manufacturer-provided suffix segmentation or functional variant structure is documented for TC-IDK161. The identifier is treated as a single fixed-order module designation.
Hardware Specifications
Parameter
Specification
Model
TC-IDK161
Brand
TC
Origin
honeywell
Weight
0.43 lbs
Dimensions
Not specified
Operating Temp
Not specified
Power Consumption
120 V AC input, 50 / 60 Hz; 15 mA; 125 mA @ 5.1 VDC; 3 mA @ 24 VDC
Input Type
AC isolated input
System Interface
PLC rack backplane interface
Frequency Range
50 / 60 Hz
Electrical Isolation and Input Conditioning Behavior
The TC-IDK161 implements AC input isolation between field terminals and internal logic rails. Input stage conditioning is designed to maintain separation between 120 V AC switching circuits and low-voltage backplane electronics. The signal path includes rectification and threshold detection stages to convert sinusoidal AC presence into stable digital state representation. Internal current draw characteristics indicate dual-supply referencing behavior across 5.1 VDC logic rail and 24 VDC auxiliary control domain.
Frequently Asked Questions (FAQ)
Q: Does the TC-IDK161 support hot-swapping in a live rack configuration? A: No hot-swap capability is specified. Module insertion or removal should be performed under de-energized backplane conditions to avoid contact arcing or logic bus corruption.
Q: What is the backplane electrical load contribution of this module? A: The module draws defined auxiliary currents on 5.1 VDC and 24 VDC rails. Exact backplane slot allocation limits are not specified and depend on host rack architecture.
Q: Is channel-to-channel isolation implemented within the input group? A: Only overall AC input isolation is indicated. Individual channel isolation architecture is not documented in the provided specification set.
Field Installation Guidelines
Ensure system power is fully removed from the PLC rack prior to insertion or removal of the module.
Verify 120 V AC field wiring is routed separately from low-voltage signal cabling to reduce electromagnetic coupling.
Maintain correct torque on terminal connections according to rack manufacturer guidelines for AC signal modules.
Confirm proper grounding of rack chassis to minimize noise on isolated input detection circuits.
Avoid routing high-frequency switching conductors parallel to input signal wiring harnesses over extended distances.
