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Technical Overview
The Honeywell 8C-PDOD51 is a high-density digital output module engineered for the Experion PKS Series 8 I/O platform and C300 controller systems. This 32-channel module provides 24 VDC sinking outputs for controlling field devices such as solenoid valves, relays, indicators, and contactors . It is a key component of the Series 8 I/O family, which features a standardized form factor and mounts directly onto its associated Input Output Termination Assembly (IOTA) for streamlined installation .
The Honeywell 8C-PDOD51 features individually configurable channels, allowing flexible assignment for diverse control tasks. It includes comprehensive electronic protection with built-in short-circuit and overcurrent protection per channel, ensuring that a fault on one output does not affect the others . This robust design supports hot-swapping, enabling module replacement without powering down the system .
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Honeywell |
| Model Number | 8C-PDOD51 |
| Part Number | 51454361-174 |
| Product Type | Digital Output Module |
| System Compatibility | Experion PKS Series 8, C300 Controller, PlantCruise |
| Output Channels | 32 (individually configurable) |
| Output Type | 24 VDC Sinking (Current Sinking / Open Drain) |
| Output Voltage | 24 VDC (Up to 30 VDC max) |
| Output Current | 0.1 A or 1.2 A per channel (depending on configuration) |
| Turn-On/Turn-Off Time | ≤ 10 ms |
| Isolation | 1000 VAC RMS (system-to-field) |
| Protection | Electronic short-circuit and overcurrent protection per channel |
| Power Consumption | 10 W typical |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% RH (non-condensing) |
| Certifications | CE, UL, CSA, ATEX, SIL 2 |
| Mounting | Series 8 IOTA, DIN rail compatible |
| Dimensions | 6.1 x 15.7 x 14.4 cm |
| Weight | Approx. 0.3 kg |
| Country of Origin | USA |
Key Features
High Channel Density – The 32-channel design provides extensive output capacity in a single slot, saving rack space and reducing system costs.
Electronic Channel Protection – Each output includes built-in short-circuit and overcurrent protection, preventing fault propagation and ensuring reliable operation .
Configurable Channel Outputs – Users can independently configure each channel, supporting flexible control strategies.
Hot-Swap Capability – The module supports online replacement, minimizing system downtime during maintenance .
Robust Galvanic Isolation – The 1000 VAC RMS isolation protects the control system from field-side voltage transients and ground loops .
Redundancy Support – The module supports redundant configurations for enhanced system availability in critical applications .
Applications
The Honeywell 8C-PDOD51 excels in discrete control applications within oil and gas, chemical processing, power generation, and pharmaceutical industries. It is ideal for actuating solenoids, switching indicators, controlling relays, and driving contactors in DCS environments.