Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Description |
|---|---|
| Model Number | Honeywell RM7888A1019 |
| Series | 7800 Series |
| Type | Microprocessor-based Burner Control Relay Module |
| Input Voltage | 120 Vac (+10% / -15%), 50/60 Hz (±10%) |
| Power Dissipation | RM7888A: Max. 10 W |
| Max Connected Load | 2000 VA |
| Ambient Operating Temperature | -40 °C to +60 °C |
| Ambient Storage Temperature | -40 °C to +66 °C |
| Relative Humidity | 0–85% RH, non-condensing |
| Vibration | Max. 0.5G continuous |
| Electrical Fusing | Max. 20A (type FRN or equivalent) |
| Display Compatibility | Optional Keyboard Display Module S7800A1001 |
| Communication Options | Modbus (S7810M1003), DATA CONTROLBUS™ (S7810A1009) |
| Safety Certification | SIL3 capable in suitable SIS configuration |
| Mounting Options | Q7800A1005 (panel), Q7800B1003/B1011 (wall/burner) |
| Dimensions | 127 mm × 127 mm × 133 mm |
| Weight | 0.83 kg |
FAQ
FAQ
Q1: What is the main function of the RM7888A1019 module?
A1: The RM7888A1019 is a burner control relay module that provides automatic startup sequencing, flame supervision, safety diagnostics, system status indication, and historical fault recording.
Q2: What fuel types is this module compatible with?
A2: It is designed for use with gas, oil, coal, or combination fuel industrial burner systems.
Q3: Does the module support communication functions?
A3: Yes, it supports communication via optional Modbus and DATA CONTROLBUS™ modules.
Q4: Is the RM7888A SIL certified?
A4: Yes, it is SIL3 capable when used within a properly designed Safety Instrumented System.
Q5: What accessories are required for operation?
A5: A plug-in flame signal amplifier and subbase are required; optional accessories include a keyboard display module, remote reset module, etc.
Q6: Are there specific mounting directions for the module?
A6: Vertical mounting is recommended. Horizontal mounting with terminals pointing downward may reduce the maximum ambient temperature rating.
Q7: What are the power supply requirements?
A7: The operating voltage is 120 Vac ±10% at 50/60 Hz ±10%.
Q8: What diagnostic capabilities are included?
A8: Features include first-out annunciation, dynamic input checks, flame signal monitoring, self-diagnostics, and fault history logging.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
