Product Details
The GE 8811-IO-DC, also cataloged as the 8811-IO-DC SafetyNet Discrete Input/Output Module, operates as a dedicated hardware component for safe field signal acquisition and discrete output switching within PAC8000 SafetyNet systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 8811-IO-DC |
| Brand | GE / GE Fanuc |
| Origin | USA |
| Operating Temp | -40 to +70 deg C |
| Power Consumption | 70 mA System Power, 50 mA Field Power |
| Module Type | Configurable Safety Discrete I/O |
| Channel Count | 8 Channels |
| Scan/Response Speed | 1-8 ms Configurable |
| Current Ratings | Input On-Off: 0.9 mA; Output: 2 A DC per Point (6 A DC Max per Module) |
| Output Types | Discrete or Pulsed Outputs |
| Bus Architecture | PAC8000 Railbus Interface via Carrier Assembly |
Backplane Bus Communication Velocity and Firmware Flash Compatibility
The 8811-IO-DC module routes discrete channel states and diagnostic flags directly across the high-speed PAC8000 Railbus backplane. Interfacing through the Bus Interface Module (BIM) or Safety Controller, the card maintains deterministic signal scan times configurable between 1 ms and 8 ms. This architecture preserves backplane bus communication velocity across expanded carriers while enforcing strict firmware flash compatibility between safety I/O nodes and system controllers.
Frequently Asked Questions
Q: Does replacing an 8811-IO-DC module require disconnecting the field wiring terminations?
A: No. Field wiring terminates directly onto a separate field terminal block that snaps onto the carrier assembly, allowing module hot-swapping without disturbing field lines.
Q: How is mechanical keying implemented on the 8811-IO-DC module?
A: The PAC8000 carrier and field terminal system utilize a mechanical keying arrangement that prevents inserting an incorrect module type into a keyed slot.
Field Installation Guidelines
- Snap the carrier base onto a standard DIN rail or mount directly to a flat panel frame.
- Align the 8811-IO-DC module connectors with the carrier slot position and press firmly until the locking mechanism engages.
- Attach the field terminal block to the carrier adjacent to the module slot until it snaps into place.
- Route discrete field inputs and load circuits to the terminal block, maintaining proper polarity for 24 VDC field power supplies.
- Verify that field output load currents do not exceed 2 A DC per channel or 6 A DC total per module to protect internal switching paths.
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.
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- 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.
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