1 Service (continued)
Control outputs
MODBUS
BOARD (OPTIONAL)
SMART
SYSTEM CONTROL BOARD
LOW | MODBUS |
VOLTAGE |
|
CONNECTION | |
BOARD | FIRING RATE |
| CASCADE |
| THREE WAY VALVE |
| (OPTIONAL ON BOILER) |
| LOUVER RELAY |
| BUILDING |
| MANAGEMENT |
| SYSTEM |
| RUN TIME CONTACTS |
| ALARM CONTACTS |
| ALARM |
| (OPTIONAL) |
| UNIT PUMP |
| SYSTEM PUMP |
| RELAY |
| DHW PUMP RELAY |
| (BOILER) |
| HOT SURFACE |
| IGNITER |
| BLOWER |
| GAS VALVES |
| DISPLAY PANEL |
| PC INTERFACE |
| (OPTIONAL) |
INDICATES CONNECTIONS MADE TO THE LINE VOLTAGE TERMINAL STRIP LOCATED IN THE CONTROL PANEL AREA
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