Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
3. Product Introduction (Anti-Template)
Discrete status from switches, contacts, and interlocks still forms the backbone of most process interlocks and sequencing logic. The CC-PDIL01 brings 32 of those 24 VDC signals into an Experion Series C I/O subsystem with built-in diagnostics and galvanic isolation.
It supports both internal and external field power, reports open-wire conditions, and can be installed in redundant or non-redundant configurations depending on the matching IOTA. Plants running Experion PKS keep this module on the critical-spares list because loss of a digital input card can force multiple interlocks into a fail-safe state until a replacement is installed.
CC-PDIL01
CC-PDIL01
CC-PDIL01
CC-PDIL01
CC-PDIL01
4. Key Technical Specifications
| Parameter | Value |
|---|---|
| Input Channels | 32 |
| Input Voltage Range | 18–30 VDC |
| ON Threshold | 13 VDC minimum or 3 mA minimum |
| OFF Threshold | 5 VDC maximum or 1.2 mA maximum |
| Input Impedance | 4.2 kΩ |
| Filter + Isolation Delay | 5 ms ±20 % |
| Galvanic Isolation | 1500 VAC RMS or ±1500 VDC |
| Isolation Technique | Optical (in IOM) |
| Key Features | Open-wire detection, optional redundancy, internal/external field power |
| Compatible IOTAs | CC-TDIL01, CC-TDIL11, CC-GDIL11, CC-GDIL21, CC-GDIL01 (with expander) |
5. Field Application & Technical Pitfalls (The Engineer’s Guide)
This module is widely used for motor run status, valve limit switches, emergency-stop circuits, and sequence interlocks on Experion PKS systems. The high channel density and open-wire diagnostics reduce marshalling complexity while improving fault visibility.
Three pitfalls appear during replacement:
IOTA mismatch – the module must be paired with the correct non-redundant or redundant IOTA; an incorrect terminal assembly prevents proper field-power distribution or redundancy.
Field-power selection – internal versus external field power must match the project wiring; an incorrect setting leaves channels without excitation or creates ground loops.
Open-wire diagnostic interpretation – a diagnosed open wire forces the process value to invalid; operators unfamiliar with the diagnostic may chase a false process problem instead of a wiring fault.
One plant replaced a module and immediately saw multiple “invalid” input statuses. The new card was healthy; the field-power selection on the IOTA had been left in the external position while the loops expected internal power. Switching the selection restored normal indication within minutes.
6. Quality Control (QC) SOP & Transparency
- Inbound Verification – OEM labeling, part number, and date codes are photographed and checked against the packing list; any signs of prior field use are noted.
- Live Rig Testing – module is installed on a known-good Series C carrier/IOTA, powered, and exercised with simulated 24 VDC inputs across multiple channels.
- Parameter Testing – ON/OFF thresholds, open-wire detection, isolation integrity, and diagnostic reporting are verified.
- Final QA & Packaging – unit is sealed in an anti-static bag with desiccant, fitted with a QC-passed label showing test date and technician ID, then double-boxed for shipment.
7. Frequently Asked Questions (FAQ)
How many channels does the CC-PDIL01 provide?
32 digital input channels.
Does it support open-wire detection?
Yes. The module can detect and annunciate an open field wire and mark the associated process value as invalid.
Can it be used in a redundant configuration?
Yes, when paired with the appropriate redundant IOTA (for example CC-TDIL11 or CC-GDIL11).
What is the input voltage range?
18–30 VDC. ON threshold is 13 VDC / 3 mA minimum; OFF threshold is 5 VDC / 1.2 mA maximum.
What warranty comes with a new-surplus unit?
Twelve months from shipment against defects in materials and workmanship when installed within the published ratings.
How do I confirm the module is healthy after installation?
Apply system and field power, force known ON and OFF states on several channels, verify correct status in the controller, confirm open-wire diagnostics function when a field wire is lifted, and check that no unexpected module or channel faults are reported.
