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Manual Start Industrial Primary Control


Manual Start Industrial Primary Control

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Microprocessor-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.


  • Functions include flame supervision, system status indication, system or self-diagnostics and troubleshooting.
  • Adaptable to continuous firing, high-low or modulating firing rate for semi-automatic burner sequencing.
  • Operates with the following: Torch-ignited main burner or torch-ignited pilot using S445A Start-Stop Station, or conventional knee or foot operated station.
  • Direct-ignition oil burner or electrically ignited pilot, using S445A Start-Stop Station.
  • Five LEDs provide sequence information.
  • Nonvolatile memory.
  • Flame signal check during standby.
  • Shutter drive output.
  • Compatible with existing Honeywell flame detectors.
  • Terminal provided for external alarm to sound on flame failure.

Product Specifications

Semi Automatic Primary Control
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 13 oz
Weight (kg)
0.8 kg
50 Hz; 60 Hz (±10%)
Approvals, Underwriters Laboratories Inc.
Component Recognized, File No. MP268; Guide No. MCCZ.
Approvals, Canadian Standards Association
Certified, File No. LR95329-3.
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
15 min
Flame Establishing Period - Main
Required Components
Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier.
Pilot Type
0.5 G environment
Approvals, Swiss RE
Approvals, Factory Mutual
Report No. OX4A5.AF.