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Honeywell CC-PDOB01
Product Name: 24 VDC Digital Output Module — 32-Channel (Bussed Sourcing)
Product Overview: The Honeywell CC-PDOB01 (Manufacturer Part Number 51305043-176) is a high-density 24 VDC digital output module, part of the premium Experion PKS Series C I/O architecture. This 32-channel bussed sourcing module is designed for exceptional dependability, delivering robust control to critical field devices such as solenoid valves, actuators, relays, and indicators.
Detailed content
Technical Specifications:
- Manufacturer: Honeywell
- Model: CC-PDOB01
- MPN: 51305043-176 (cross-compatible with 51405043-176, 51405043-175, 51308371-175)
- Module Type: 32-Channel Bussed Sourcing Digital Output
- Nominal Output Voltage: 24 VDC
- Maximum Load Voltage: 30 VDC
- Load Current per Channel: 0.5 A maximum
- Off-State Leak Current: 0.5 µA maximum
- Turn-On / Turn-Off Time: 10 ms maximum
- Configuration: Latched, Pulsed, or Pulse-Width Modulated (PWM)
- Short-Circuit Protection: Electronic, fuse-less (auto-recovery)
- Galvanic Isolation: 1500 VAC RMS or ±1500 VDC
- Dimensions: 2.0 cm × 18.6 cm × 12.9 cm
- Weight: 0.15 kg (0.33 lb)
- Compatible IOTA Models: CC-TDOB01 (Non-Redundant 9″), CC-TDOB11 (Redundant 12″), CC-TDOR01 / CC-TDOR11 (Relay Output IOTAs for dry contact Form A/B control up to 250 VAC)
Key Features: High-density 32-channel sourcing topology; fuse-less short-circuit protection with auto-recovery; configurable FAILOPT safety states (Hold Last Value or Shed to Safe Value on controller timeout); strong galvanic isolation protecting upstream controller; internal and external field power excitation options.
Working Principle: The module drives 32 sourcing output channels at 24 VDC. Internal circuitry detects short circuits in field wiring and rapidly shuts down the affected channel without blowing fuses, automatically recovering when the fault is cleared. Configurable FAILOPT profiles determine output behavior on communication loss.
System Compatibility: Honeywell Experion PKS Series C I/O, C300 systems.
Application Scenarios: Marine & offshore automation (propulsion, ballast water, cargo handling); oil, gas & petrochemical (process solenoids, safety interlocks, ESD logic); power generation (boiler control relays, turbine trip signals); heavy industrial processing (motor starters, pneumatic valves, audible/visual alarms).
Installation Guidelines: Pair with correct IOTA model based on redundancy requirement; enable configurable FAILOPT safety states; route inductive load wiring with surge suppression considerations.
Usage Notes: When driving highly inductive loads (large solenoid valves, heavy motor-starter contactor coils), back-EMF spikes are generated upon de-energization — ensure appropriate surge suppression. Do not field-repair; replace as a unit if faulty.
