Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 8C-TDODB1 51307151-175 |
| Brand | Honeywell |
| Product Type | Digital Output Module |
| Series | Experion PKS Series 8 I/O |
| Origin | USA |
| Weight | 0.24 kg |
| Dimensions | 12 x 14.5 x 6.5 cm (estimated shipping size) |
| Power Consumption | 105 mA module current rating |
| Output Channels | 32 |
| Output Type | Source |
| Voltage Rating | 24 VDC |
| Load Voltage | 30 VDC maximum |
| Load Current | 100 mA per channel maximum; 3.2 A per module maximum |
| Galvanic Isolation | 1000 VAC RMS or +/-1500 VDC |
| On-State Voltage | 24 VDC typical |
| Off-State Leak Current | 5 uA maximum |
| Turn-On/Turn-Off Time | 10 ms maximum |
| Tariff Code | 8537101190 |
| Shipment Location | Xiamen, China |
Process Control I/O Isolation and Signal Interface
The Honeywell 8C-TDODB1 51307151-175 applies isolated discrete output switching for Series 8 I/O architectures. Therefore, the module separates field-side output circuits from internal electronics through galvanic isolation rated at 1000 VAC RMS or +/-1500 VDC.
Additionally, Honeywell process I/O modules support structured DCS signal management, including channel-to-channel isolation concepts used for field wiring separation and noise reduction. The 8C-TDODB1 operates with 24 VDC source outputs and controls external loads within the specified current limits.
The module design supports direct digital actuator control where the Experion PKS controller sends output commands through the Series 8 I/O infrastructure. However, field devices must remain within the specified voltage and current ranges to maintain correct switching operation.
Frequently Asked Questions
Q: How many field output points does the 8C-TDODB1 51307151-175 provide?
A: The module provides 32 discrete output channels with source output configuration.
Q: What is the maximum load current supported by each output channel?
A: Each channel supports a maximum load current of 100 mA, while the complete module supports a maximum load current of 3.2 A.
Q: Does the module provide electrical isolation between field circuits and internal electronics?
A: Yes. The module provides galvanic isolation rated at 1000 VAC RMS or +/-1500 VDC.
Field Installation Guidelines
- Install the 8C-TDODB1 51307151-175 within the designated Honeywell Series 8 I/O terminal assembly according to system configuration requirements.
- Verify that field power wiring matches the 24 VDC output rating before connecting external loads.
- Separate digital output wiring from high-voltage power cables to reduce electrical interference.
- Connect cable shields according to site grounding practices and avoid multiple grounding points that may introduce ground loops.
- Confirm external actuator current demand remains below the specified per-channel and module load limits.
- Inspect terminal connections for proper tightening and correct polarity before system energization.
- Verify output status through the Experion PKS engineering tools after installation.
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