Honeywell RM7838B-1013 Burner Control
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Features:
– 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 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 applicationflexibility and optional communication interface capability.
– Compatible with existing Honeywell flame detectors.
– Application Semi Automatic Programming Control
– Flame Establishing Period – Pilot 4 sec or 10 sec
– Flame Establishing Period – Main 10 sec or Intermittent
– Interlocks Lockout
– Preignition Yes
– PrePurge Determined by ST7800A Purge Timer Card
– Required Components Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card.
– Voltage 120 Vac (+10, -15%)
– Frequency 50 Hz
– Frequency 60 Hz (±10%)
– Pilot Type interrupted
– Vibration 0.5 G environment
– Early Spark Termination Yes, 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, Underwriters Laboratories Inc Component Recognized, File No. MP268; Guide No. MCCZ.
– Approvals, Canadian Standards Association Certified, File No. LR95329-3.
– Approvals, Control Safety Devices Acceptable: CSD-1
– Approvals, Federal Communications Commission FCC Part 15, Class B, Emissions.
– Approvals, Industrial Risk Insurers IRI Acceptable
– Approvals, Factory Mutual Report No. OX4A5.AF.