8C-PDIDA1 Series 8 Digital Input Module | Honeywell
Specifications
Manufacturer: Honeywell
Product No.: 8C-PDIDA1
Condition： 10 العناصر الموجودة في المخزون
Product Type: Digital Input Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 450g
Shipping port: Xiamen
Warranty: 12 months
تفاصيل المنتج
وصف
The Honeywell 8C-PDIDA1, also cataloged as the 8C-PDIDA1 Digital Input Module, operates as a dedicated hardware component for discrete signal acquisition within Honeywell Experion PKS Series 8 I/O platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 8C-PDIDA1 |
| Brand | Honeywell |
| Origin | USA |
| Weight | Standard Series 8 module mass (approx. 0.45 kg) |
| Dimensions | Standard Series 8 footprint (approx. 155 mm x 95 mm x 45 mm) |
| Operating Temp | -40 deg C to +70 deg C |
| Power Consumption | Typically less than 3 W |
| Storage Temp | -40 deg C to +85 deg C |
| Input Channels | 32 channels |
| Input Signal Type | 24 VDC discrete input (Dry contact and solid-state) |
| Operating Voltage Range | 18 VDC to 30 VDC |
| Input Logic Thresholds | OFF: 0 VDC to 5 VDC; ON: 15 VDC to 30 VDC |
| Isolation Method | Channel-to-system optical isolation |
| Conformal Coating | Standard 8C Series coated construction |
| Hot Swap Function | Supports Removal and Insertion Under Power (RIUP) |
| Diagnostics | Module status and channel-level diagnostics |
Channel-to-Channel Isolation and Process Control Interface
The Honeywell 8C-PDIDA1 applies optical isolation between field input circuits and the control system backplane interface, preventing common-mode voltage surges and ground loops from compromising Experion PKS C300 controller logic. Configured for high-density 32-channel discrete monitoring, the module continuously reads field switching states from limit switches, auxiliary relay contacts, and digital transmitters. Integrated channel-level diagnostic routines detect physical wiring anomalies and feed discrete status telemetry across the Series 8 I/O architecture without requiring external signal conditioning hardware.
Frequently Asked Questions
Q: Does the 8C-PDIDA1 module support hot swapping during active C300 controller operations?
A: Yes, the module supports Removal and Insertion Under Power (RIUP), allowing field replacement on an energized Series 8 carrier without interrupting adjacent I/O operations.
Q: What are the defined voltage thresholds for field input logic detection on the 8C-PDIDA1?
A: The module recognizes 0 VDC to 5 VDC as a logic OFF state and 15 VDC to 30 VDC as a logic ON state, with a nominal operating voltage rating of 24 VDC.
Q: How does the 8C-PDIDA1 protect backplane circuitry from field-side electrical interference?
A: Internal optical isolation barriers decouple field-side 24 VDC sensing loops from the internal system architecture, blocking high-voltage transients and noise propagation.
Field Installation Guidelines
- Align the rear connector pins of the 8C-PDIDA1 module with the designated slot on the Series 8 I/O carrier structure.
- Press the card firmly into the carrier guide tracks until the mechanical locking mechanisms seat securely into place.
- Verify that field wiring supplying the 24 VDC discrete inputs is routed through designated cabinet wire ducts, isolated from high-voltage AC cabling.
- Connect field sensor shield drains to the cabinet clean earth ground bar at a single termination point to preserve optical isolation efficiency.
- Inspect carrier header connectors prior to module installation to ensure no pins are bent, contaminated, or damaged.
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