Product Details
Configured for burner management and safety sequencing in industrial combustion systems, the Honeywell RM7885A1015, also cataloged as the RM7885A1015 Flame Safety Burner Control module, provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | RM7885A1015 |
| Brand | Honeywell |
| Origin | Standard Industrial Manufacturing |
| Weight | 1.9 lbs |
| Dimensions | 127 x 127 x 133 mm |
| Operating Temp | -40 deg C to +60 deg C |
| Power Consumption | Max 10 W |
| Input Voltage | 120 VAC (+10%, -15%), 50/60 Hz |
| Connected Load | 2000 VA max |
| Pilot Establishing Period | 10 seconds |
Channel-To-Channel Isolation And Loop Protocol Integrity
The module integrates specialized flame amplifier inputs compatible with R7847, R7848, R7849, R7851, R7861, and R7886 sensors, maintaining strict electrical isolation between high-voltage control circuits and low-voltage logic terminals. It supports 4-20 mA HART loop protocol integration where applicable and provides galvanic separation to protect burner management networks from electromagnetic interference and ground potential shifts. Cold junction compensation (CJC) and internal nonvolatile memory safeguard sequence tracking and flame signal retention during transient power fluctuations.
Frequently Asked Questions
Q: Can the RM7885A1015 burner control module be hot-swapped while the burner management panel is energized?
A: No. Main electrical power and 120 VAC supply lines must be completely isolated and locked out prior to removing or inserting the module on its Q7800 subbase to prevent internal component damage or accidental ignition staging.
Q: What specific safety fusing is required for the power input circuit?
A: The input circuit requires a maximum 15 A time-delay fuse (type S/C or equivalent) to protect against overcurrent faults on the 120 VAC line.
Field Installation Guidelines
- Ensure all primary 120 VAC power feeds and burner interlock circuits are locked out and tagged out before handling the unit.
- Mount the module securely onto a compatible Q7800A/B universal wiring subbase, ensuring all plug-in pin connectors seat fully without binding.
- Verify correct wiring of the 15 A max slow-blow fuse and ensure flame detector signal leads maintain proper shielding against high-voltage ignition interference.
- Test system sequencing, pilot flame establishing periods, and safety shut-off valve response via manual burner startup checks before returning the equipment to service.
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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Mastering Time Synchronization in Industrial Automation Applications
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