Product Details
The Honeywell 8U-TDODB1, also cataloged as the 8U-TDODB1 Digital Output Module, operates as a dedicated hardware component for multi-channel discrete signal driving within Honeywell Experion PKS platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 8U-TDODB1 |
| Brand | Honeywell |
| Origin | USA |
| Operating Temp | 0 deg C to 60 deg C (32 deg F to 140 deg F) |
| Power Consumption | Not specified |
| Output Channels | 32 channels |
| Output Voltage Rating | 24 VDC |
| Maximum Load Current | 105 mA per channel |
| Storage Temperature | -40 deg C to 85 deg C (-40 deg F to 185 deg F) |
4-20 mA HART Loop Protocol & Channel-to-Channel Isolation
The module provides 32 high-density discrete output channels rated at 24 VDC, capable of driving up to 105 mA per channel for relay coils, solenoids, and field indicators. Galvanic channel-to-channel isolation prevents transient voltage spikes, ground potential shifts, and inductive switching noise on field wiring loops from propagating to the central controller backplane. The output stage features integrated current-limiting and short-circuit protection to maintain signal integrity across individual channels during field fault events.
Frequently Asked Questions
Q: What is the maximum output current capacity per channel for the 8U-TDODB1?
A: Each individual output channel supports a maximum load current of 105 mA at 24 VDC.
Q: How does the module isolate backplane logic from field-side switching transients?
A: Internal galvanic channel-to-system isolation barriers suppress inductive voltage spikes and block circulating ground currents between field circuits and system electronics.
Q: What temperature limits apply during module storage and transport?
A: The hardware is rated for non-operating storage across ambient temperatures ranging from -40 deg C to 85 deg C.
Field Installation Guidelines
- Disconnect backplane power to the Experion PKS carrier baseplate prior to inserting or removing the 8U-TDODB1 module.
- Observe standard electrostatic discharge (ESD) procedures, including wearing a grounded wrist strap when handling the card assembly.
- Align the module card edge with the targeted I/O slot on the baseplate and apply firm pressure until side retention latches click into place.
- Route discrete output field wiring in separate wire ways isolated from high-voltage AC circuits to prevent cross-talk and electromagnetic interference.
- Ground cable shields at a single dedicated cabinet earth bus bar to eliminate ground loop currents.
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.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- 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.
Tech & Buying Guide
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