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) |
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 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. |
Pilot Type |
interrupted |
Vibration |
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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