1 Service
Control inputs
OUTDOOR SENSOR (OPTIONAL)
SYSTEM SUPPLY/ ENABLE SENSOR (OPTIONAL)
SYSTEM RETURN SENSOR (OPTIONAL ON BOILER)
SYSTEM PUMP SPEED (OPTIONAL)
CASCADE
DHW THERMOSTAT (OPTIONAL)
ROOM THERMOSTAT/ ZONE CONTROL (OPTIONAL)
SEQUENCER BUILDING MANAGEMENT SYSTEM (FIELD PROVIDED)
LOUVER PROVING SWITCH (FIELD PROVIDED)
TANK SENSOR |
|
(OPTIONAL) | MODBUS |
MODBUS | BOARD |
(OPTIONAL) |
INLET TEMPERATURE
SENSOR
OUTLET TEMPERATURE/
LIMIT SENSOR
LOW WATER CUTOFF (OPTIONAL)
GAS PRESSURE SWITCH (OPTIONAL)
MANUAL RESET HIGH
LIMIT (OPTIONAL)
AIR PRESSURE SWITCH
FLOW SWITCH
DISPLAY PANEL
PC INTERFACE (OPTIONAL)
LOW VOLTAGE CONNECTION BOARD
SENSOR CONNECTION BOARD (BOILER AND POOL HEATER ONLY)
SMART
SYSTEM
CONTROL
BOARD
6
