Overview
Microprocessor-based integrated primary burner control for automatically fired gas, oil, or combination fuel single burner applications. Provides level of safety, functional capability and features beyond conventional controls.
Features
- Functions include automatic burner sequencing, flame supervision, system status indication, system or self diagnostics and troubleshooting.
- Subbase, amplifier, and prepurge timer are required for operation.
- Options include 2 line VDF keyboard display module, DATA CONTROLBUS™ MODULE, remote display module, and 4-LINE LCD keyboard display module.
- Five LEDs provide sequence information.
- Interchangeable plug-in flame amplifiers.
- Optional remote annunciation of operation and fault information.
- Nonvolatile memory retains history files and sequencing status after power loss.
- Optional remote reset capability.
- Optional report generation. Selectable relight or lockout on loss of flame.
- Airflow switch check.
Product Specifications
Application |
Programming 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 10 oz |
Weight (kg) |
0.7 kg |
Comments |
On/Off Power Burner |
Frequency |
50 Hz; 60 Hz (±10%) |
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 |
3 sec or 5 sec |
Flame Establishing Period – Main |
3 sec, or 5 sec, or Intermittent |
Interlocks |
Lockout |
Preignition |
Yes |
PrePurge |
Determined by ST7800A Purge Timer Card |
PostPurge |
2 sec |
Early Spark Termination |
Yes, 5 sec |
Required Components |
Q7800A,B Universal Wiring Subbases. R7847, R7849, R7861, or R7886 Flame Signal Amplifier. ST7800A Plug-in Purge Timer Card. |
AirFlow Check |
User selectable |
Second Stage Pilot Valve |
Intermittent |
Pilot Type |
interrupted |
Vibration |
0.5 G environment |
Approvals, Swiss RE |
Acceptable |
Approvals, Factory Mutual |
Report No. 1V9AO.AF. |
Approvals, Gastec/European |
GASTEC: CE-63AP3070/1, Approved to EN298. |
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