Product Details
The Honeywell 8C-TDILB1, also cataloged as the 8C-TDILB1 Digital Input Module, operates as a dedicated hardware component for discrete field signal processing within Honeywell Experion PKS platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 8C-TDILB1 |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.3 kg |
| Dimensions | 2.2 cm x 12.4 cm x 12.6 cm |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | Not specified |
| Number of Channels | 32 channels |
| Input Voltage | 24 VDC |
| Input Current | 2 mA (typical) per channel |
| Isolation | Optical isolation (channel to system) |
| Protection Rating | IP20 |
| Status Indicators | Channel status LEDs |
4-20 mA HART Loop Protocol & Channel-to-Channel Isolation
The 8C-TDILB1 senses binary switch states across 32 discrete input channels, drawing 2 mA typical per channel at 24 VDC nominal loop power. Optical isolation barriers segregate field voltage spikes and ground potential differences from internal backplane processing logic. Onboard LED status indicators provide local real-time verification of channel active states, while redundant system connectivity allows seamless failover configuration within the Experion PKS Series 8 carrier assembly.
Frequently Asked Questions
Q: How does optical isolation protect the 8C-TDILB1 module logic from field wiring faults?
A: Optical isolation decouples field-side 24 VDC circuits from the internal system bus via optocouplers, suppressing field voltage surges and ground loops.
Q: Can the 8C-TDILB1 digital input module be utilized in redundant I/O configurations?
A: Yes, the module architecture supports redundancy through the Series 8 I/O termination assembly to maintain continuous channel operation during system failover.
Q: What is the typical current draw per channel on the 8C-TDILB1 input circuit?
A: Each channel draws a typical input current of 2 mA at 24 VDC during an active high state.
Field Installation Guidelines
- Disconnect power to the Series 8 I/O termination assembly before inserting or removing the 8C-TDILB1 module.
- Wear a grounded ESD wrist strap throughout the installation process to prevent electrostatic damage.
- Align the module housing with the carrier slot tracks and seat the connector firmly until retaining latches click into place.
- Route 24 VDC field signal conductors separately from high-voltage AC cables inside cabinet wiring raceways.
- Terminate all shielded cable drain wires at a single point on the main enclosure ground bus.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
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- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
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- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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