Overview
Integrated burner control for industrial semi-automatically fired gas, oil, coal or combination fuel single burner applications. Includes Valve Proving Feature with S7800A1142 Keyboard Display.
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 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.
Product Specifications
- Application
- Semi Automatic 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)
- 0.7 kg
- Comments
- Includes programmable VPS (Valve Proving Switch) check feature and blinking LED fault annunciation
- 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 or Intermittent
- Interlocks
- Lockout
- Preignition
- Yes
- PrePurge
- Determined by ST7800C 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. ST7800C Plug-in Purge Timer Card.
- Pilot Type
- interrupted
- Vibration
- 0.5 G environment
- Approvals, Control Safety Devices
- Acceptable: CSD-1
- Approvals, Swiss RE
- Acceptable
- Approvals, Factory Mutual
- Report No. OX4A5.AF.
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