Honeywell, Inc. RM7838B1021 Enhanced Semi-Auto Programmer w/ Disp

SKU: RM7838B1021
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1 - 5Restricted Product
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Enhanced Semi-Auto Programmer w/ Disp
• Functions include purge, burner pilot startup, flame supervision, system status indication, system or self diagnosis and troubleshooting.
• Delays admission of fuel to combustion chamber until pilot flame has been proven and then monitors the flame through the run period while providing system status indication.
• Includes S7800A1142 Keyboard Display Module.
• Five LEDs provide sequence information.
• Intermittent pilot valve.
• Interchangeable plug-in flame amplifier.
• Access for external electrical voltage checks.
• Nonvolatile memory retains history files and lockout status after loss of power.
• Selectable pilot flame establishing period.
• Provides application flexibility and optional communication interface capability.
• Compatible with existing Honeywell flame detectors.
• With Valve Proving Feature and Programmable Post Purge Time.
• Power LED blinks a fault code on system lockout.

OverviewMicroprocessor-based integrated burner control for industrial semi-automatically fired gas, oil, coal or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls. Includes Valve
Approvals, Federal Communications CommissionFCC Part 15, Class B, Emissions
ApplicationSemi Automatic Programming Control w/VPS
Flame Establishing Period - Pilot4 sec or 10 sec
Approvals, Control Safety DevicesAcceptable: CSD-1
Flame Establishing Period - Main10 sec or Intermittent
InterlocksLockout
PreignitionYes
Approvals, Underwriters Laboratories IncComponent Recognized, File No. MP268; Guide No. MCCZ.
PrePurgeDetermined by ST7800A Purge Timer Card
PostPurgeprogrammed with S7800A1142 display
Required ComponentsQ7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card.
Voltage120 Vac (+10, -15%)
Frequency60 Hz (±10%)
Pilot Typeinterrupted
Vibration0.5 G environment
Early Spark TerminationYes, 5 sec
Ambient Temperature Range (F)-40 F to +140 F
Ambient Temperature Range (C)-40 C to +60 C
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)0.7 kg
Approvals, Swiss RE (formerly IRI)Acceptable
Approvals, Factory MutualReport No. OX4A5.AF.
CommentsIncludes programmable VPS (Valve Proving Switch) check feature and blinking LED fault annunciation
List Price2686.53

Product Family

Model NumberDecriptionManufacturerPriceAvail. Qty 
RM7838B1021 Enhanced Semi-Auto Programmer w/ Disp Honeywell, Inc. Restricted.
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