Product Details
The Honeywell DC-TDIL51, also cataloged as the DC-TDIL51 Digital Input Module, operates as a dedicated hardware component for discrete signal processing and logic conditioning within Honeywell TDC 3000 I/O assembly architectures.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | DC-TDIL51 (Part Number: DC-TDIL51) |
| Brand | Honeywell |
| Origin | USA / Global Manufacturing |
| Weight | 0.42 lbs (0.19 kg) |
| Dimensions | 9.00 inches length (IOTA footprint) |
| Operating Temp | 0 to +60 deg C |
| Power Consumption | Powered via IOTA Backplane (24 VDC) |
| Hardware Type | Digital Input Logic Card / PC Board |
| Architecture | Non-Redundant Configuration |
| Mounting Base | 9-Inch Input Output Terminal Assembly (IOTA) |
Channel-to-Channel Isolation and Digital Signal Conditioning
The DC-TDIL51 logic card processes incoming discrete 24 VDC field contacts across its 9-inch IOTA mounting footprint. Operating within a non-redundant architecture, the module converts raw digital state transitions into buffered logic levels for systemic backplane transmission.
When field switches interface with process automation controllers alongside analog field loops, such as 4-20 mA HART loop protocol transmitters, the DC-TDIL51 provides electrical isolation between high-density field wiring and central processing circuitry. Integrated channel-to-channel isolation prevents ground loop currents from propagating to the main backplane bus, maintaining signal integrity across nearby analog and digital channels.
Frequently Asked Questions
Q: Can the DC-TDIL51 module be installed in a redundant IOTA assembly?
A: No, the DC-TDIL51 is designed specifically for non-redundant IOTA board layouts and does not support automatic failover channel switching.
Q: What mounting base hardware is required to house the DC-TDIL51 board?
A: The module directly mounts onto a standard 9-inch Input Output Terminal Assembly (IOTA) carrying field terminal connections and power distribution.
Q: Is hot-swapping permitted for the DC-TDIL51 logic card during active rack operation?
A: Field power to the associated IOTA terminals must be isolated prior to board extraction to prevent electrical arcing and backplane bus disturbances.
Field Installation Guidelines
- Disconnect all 24 VDC field input power loops before seating or removing the logic board from the 9-inch IOTA base.
- Wear a grounded anti-static wrist strap connected to cabinet earth ground during handling to prevent ESD damage to circuit board components.
- Ensure terminal assembly mounting screws are secured to maintain low-impedance ground bonding across the chassis frame.
- Separate 24 VDC signal conduits from AC power supply distribution lines inside cabinet wireways to avoid capacitive noise coupling.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
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- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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