Service, Smart control module, Control inputs – Lochinvar KNIGHT 399 User Manual
Page 8
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1
Service
8
Service Manual
1
Service
GAS PRESSURE SWITCH
(OPTIONAL)
DHW THERMOSTAT
(OPTIONAL)
ROOM THERMOSTAT /
ZONE CONTROL
FLOW SWITCH
SYSTEM SENSOR
OUTDOOR SENSOR
(OPTIONAL)
SEQUENCER / BUILDING
MANAGEMENT SYSTEM
(OPTIONAL)
LOW VOLTAGE
CONNECTION
BOARD
INLET TEMPERATURE
SENSOR
OUTLET TEMPERATURE
SENSOR
FLUE GAS SENSOR
HIGH LIMIT
FLAME SENSOR
LOW WATER CUTOFF
(OPTIONAL)
BLOCKED DRAIN SWITCH
DISPLAY PANEL
PC INTERFACE
(OPTIONAL)
SMART CONTROL
MODULE
DHW TANK SENSOR
(OPTIONAL)
AIR PRESSURE SWITCH
Control inputs
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