Overview :Microprocessor-based integrated burner control for full modulation applications. Provides automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics, and troubleshooting. Product Specifications
ApplicationProgramming ControlDimensions (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 SubbaseDimensions (mm)127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B SubbaseWeight (lb)1 lb 10 ozWeight (kg)0.7 kgCommentsLHL-LF&HF ProvenFrequency60 Hz (±10%),50 HzVoltage220 to 240 Vac (+10, -15%)Shipping and Storage Temperature Range (F)-40 F to +140 FShipping and Storage Temperature Range (C)-40 C to +60 CFlame Establishing Period – Pilot3 sec or 5 secFlame Establishing Period – Main3 sec, or 5 sec, or IntermittentInterlocksLockoutPreignitionYesPrePurgeDetermined by ST7800A Purge Timer CardPostPurge2 secEarly Spark TerminationYes, 5 secRequired ComponentsQ7800A,B Universal Wiring Subbases. R7847, R7849, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card.AirFlow CheckUser selectableSecond Stage Pilot ValveIntermittentPilot TypeinterruptedVibration0.5 G environmentApprovals, Swiss REAcceptableApprovals, Factory MutualReport No. 1V9AO.AF.Approvals, Gastec/EuropeanGASTEC: CE-63AP3070/1, Approved to EN298.