RM7840G1022 Honeywell Controller
$2,829.50
RM7840G1022 Honeywell
The Honeywell RM7840G1022 program controller for VPS LHL-LF Proven Purge. Integrated burner control for gas, oil, coal or combination fuel single burner uses. Provides safety, functional capability and features beyond normal controls. With Valve Proving Feature. RM7840 requires S7800A1142 Keyboard Display.; Microprocessor Based Integrated Burner Control for Automatically Fired Gas, Oil, Coal or Combination Fuel Single Burner Applications, 120Vac, 10 Second, 15 Second, 30 Second or Intermittent Main Flame Establishing Period, 4 Second or 10 Second Pilot Flame Establishing Period, Selectable Second Stage Pilot Valve, Running Interlocks, Interrupted Pilot, 5 Second Early Spark Termination, User Selectable Air Flow Check, VPS LHL-LF Proven Purge
Overview
Integrated burner control for gas, oil, coal or combination fuel single burner uses. Provides safety, functional capability and features beyond normal controls. With Valve Proving Feature. RM7840 requires S7800A1142 Keyboard Display.
Features
- Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and trouble shooting.
- Access for external electrical voltage checks.
- Application flexibility and communication interface capability.
- Five LEDs provide sequence information. Power LED blinks fault code on Lockout.
- Five function Run/Test Switch.
- Interchangeable plug-in flame amplifiers.
- Local or remote annunciation of operation and fault information (optional).
- Nonvolatile memory retains history files and lockout status after loss of power.
- Compatible with existing Honeywell flame detectors.
- RM7800 comes with S7800A1142 Keyboard Display Module.
- Keyboard required to setup Valve Proving Feature and change post purge time.
Product Specifications
|
Application |
Programming Control w/VPS |
|
Dimensions (in.) |
5 in. wide x 5 in. high x 5 1/4 in. deep with Q7800A Subbase x 6 3/32 in. deep with Q7800B Subbase |
|
Dimensions (mm) |
127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B Subbase |
|
Weight (lb) |
1 lb 10 oz |
|
Weight (kg) |
7 kg |
|
Comments |
Requires S7800A1142 Display, LHL-LF Proven |
|
Frequency |
50 Hz; 60 Hz (±10%) |
|
Approvals, Underwriters Laboratories Inc. |
Component Recognized, File No. MP268; Guide No. MCCZ. |
|
Voltage |
120 Vac (+10, -15%) |
|
Shipping and Storage Temperature Range (F) |
-40 F to +140 F |
|
Shipping and Storage Temperature Range (C) |
-40 C to +60 C |
|
Approvals, Federal Communications Commission |
FCC Part 15, Class B, Emissions. |
|
Flame Establishing Period – Pilot |
4 sec or 10 sec |
|
Flame Establishing Period – Main |
10 sec, 15 sec, 30 sec, or Intermittent |
|
Interlocks |
Running |
|
Preignition |
Yes |
|
PrePurge |
Determined by ST7800A Purge Timer Card |
|
PostPurge |
programmed with S7800A1142 display |
|
Early Spark Termination |
Yes, 5 sec |
|
Required Components |
Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card. |
|
AirFlow Check |
User selectable |
|
Second Stage Pilot Valve |
selectable |
|
Pilot Type |
interrupted |
|
Vibration |
5 G environment |
|
Approvals, Factory Mutual |
Report No. 1V9AO.AF. |
| Weight | 4 lbs |
|---|---|
| Dimensions | 9 × 9 × 9 in |
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