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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.
Features
- Access for external electrical voltage checks.
- Application flexibility and communication interface capability.
- Five LEDs provide sequence information.
- Five function Run/Test Switch.
- Interchangeable plug-in amplifiers.
- Local or remote annunciation of operation and fault information (optional).
- Nonvolatile memory retains history files and lockout status after loss of power.
- Compatible with existing Honeywell flame detectors.
Product Specifications
|
Preignition |
Yes |
|
PrePurge |
Determined by ST7800A Purge Timer Card |
|
PostPurge |
30 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. J.I. OYOA9.AF. |
|
European Directives |
Complies with Gas Appliance Directive (90/396/EEC). Low Voltage Directive (73/23/EEC). EMC Directive (89/336/EEC). |
|
Approvals, Gastec/European |
GASTEC: CE-63AP3070/1, Approved to EN298. |
