Product Details
The Foxboro 43AP-FA42C-PC, also cataloged as the 43AP Indicating Controller, operates as a dedicated hardware component for pneumatic process control and pressure receiver execution within industrial pneumatic control architectures.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 43AP-FA42C-PC |
| Brand | Foxboro (by Schneider Electric) |
| Origin | Standard Industrial Manufacturing |
| Weight | 4.8 kg (Shipping weight: 6 kg) |
| Dimensions | Standard 43AP Indicating Controller Housing |
| Operating Temp | Industrial Pneumatic Operating Range |
| Power Consumption | Instrument Air Supply (Pneumatic execution) |
| Control Action | Proportional plus Integral (0.01 to 50 min/repeat) |
| Output Signal | 3 to 15 psi pneumatic |
Pneumatic Control Loop Execution and Isolation
Operating within pneumatic process control loops, the controller executes continuous proportional-integral regulation without relying on electrical power supplies, eliminating susceptibility to electromagnetic interference (EMI) or electronic ground loops. The mechanical force-balance and bellows receiver mechanism isolates the pneumatic signal paths from ambient conditions. Internal regulating elements and bumpless auto/manual transfer switching components maintain loop stability during operational mode transitions, ensuring precise setpoint tracking across industrial pressure monitoring networks.
Frequently Asked Questions
Q: Does the 43AP-FA42C-PC controller require an external electrical power source for its control logic?
A: No. The 43AP-FA42C-PC is a purely pneumatic device operating entirely on a clean, dry instrument air supply and mechanical feedback linkages.
Q: How does the bumpless transfer switching mechanism (-C option) operate during automatic to manual mode changes?
A: The internal balance gauge and 2-position switch allow the operator to equalize manual output pressure with the active controller output before switching, preventing process bumps or sudden valve movements.
Field Installation Guidelines
- Ensure the instrument air supply is isolated and depressurized before connecting supply lines to the controller body.
- Mount the controller securely to a vertical pipe or yoke stand using appropriate mounting hardware to minimize shock and vibration effects.
- Connect the 3 to 15 psi signal lines and process pressure receiver lines using clean tubing conforming to plant pneumatic standards.
- Verify that supply air pressure is maintained at the required nominal operating level using a filtered, oil-free instrument air source.
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
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