Product Details
Configured for discrete actuator driving and high-density signal switching in Experion PKS Series 8 platforms, the Honeywell 8C-PDOLA1 (8C-PDOLA1 Digital Output Modules) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 8C-PDOLA1 |
| Brand | Honeywell |
| Origin | USA |
| Operating Temp | -20 deg C to +60 deg C |
| Power Consumption | Not specified |
| Output Type | Digital Output (24 VDC sourcing) |
| Number of Channels | 32 channels |
| Maximum Load per Channel | 100 mA at 24 VDC |
| Environmental Protection | Conformally coated PCB |
4-20 mA HART Loop Protocol & Channel-to-Channel Isolation
The 8C-PDOLA1 controls external field solenoids, relays, and interlock circuits by sourcing 24 VDC at up to 100 mA per channel across 32 discrete output paths. Channel-to-channel isolation architecture prevents ground loops, field noise, and high-voltage inductive surges from interfering with the backplane communication bus. Onboard diagnostics continuously monitor field circuit integrity to detect open-circuit and short-circuit field wiring faults, while a conformally coated PCB prevents atmospheric chemical degradation.
Frequently Asked Questions
Q: Does the 8C-PDOLA1 digital output module support hot-swapping under live power?
A: Yes, the module is engineered for online hot-swappable replacement without interrupting control platform backplane communications or adjacent channel operation.
Q: What protection measures prevent field-side voltage spikes from damaging backplane circuits?
A: Integrated channel-to-channel and channel-to-backplane electrical isolation barriers block transient spikes and ground loops from entering control logic circuits.
Q: What is the load capacity supported on each individual output channel?
A: Each of the 32 discrete output channels delivers up to 100 mA sourcing current at a nominal 24 VDC.
Field Installation Guidelines
- Confirm that ESD prevention protocols are active and wear a grounded wrist strap before handling the 8C-PDOLA1 module.
- Align the module card edges with the designated slot guide rails on the Series 8 I/O terminal assembly (IOTA).
- Insert the unit into the slot until mechanical retaining latches fully seat into the backplane frame.
- Keep 24 VDC digital output signal lines separate from high-voltage AC conductors inside wire duct runs to suppress noise induction.
- Terminate all field cable shield drain wires at a dedicated master cabinet earth ground bar.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.
Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
Standard electromechanical relays provide basic electrical isolation between low-voltage control circuits and high-power output loads. A traditional switching relay features a magnetic coil driving mechanical Common (COM), Normally-Open (NO), and Normally-Closed (NC) contacts. However, standard relays pose severe functional risks when deployed in critical safety interlock circuits. High current inrush or mechanical wear can weld contacts together permanently. If contact welding occurs in an emergency stop circuit, pressing the button fails to halt hazardous machinery movements. Consequently, global functional safety standards prohibit standard relays for critical machine guarding functions.
Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.