Schéma À Contacts - Navien NFB Serie Manuel D'installation Et De Fonctionnement

12.3 Schéma à contacts
Linear
Trans
AC 24V
108 Annexes
AC INPUT(AC 120VAC)
HOT NEUTRAL
EMI
FILTER
PWM
Primary
Primary
SMPS
Secondary
WPS
APS
Fan
Hall Sensor
Exhaust
Thermistor 1
Exhaust
Thermistor 2
Heating Supply
Thermistor
Heating Return
Thermistor
System Supply
Thermistor
System Return
Thermistor
Outdoor
Thermistor
DHW Tank
Therminstor
Dip Switch
LWCO
Zone1
R,W,C
Thermostat
Zone2
R,W,C
Thermostat
Zone3
R,W,C
Thermostat
DHW
R,W,C
Thermostat
Relay 9
Zone Valve1
Relay 10
Zone Valve2
Relay 11
Zone Valve3
5A
5A
5A
5A
Relay 5 Dual Venturi
Relay 6 Igniter
BLDC-FAN
Speed Control
DC15V
DC24V
DC12V
DC9V
DC5V
H.T.L(HE)
H.T.L(BH)
WD-PSS
Gas Valve
MCU 1 Relay coil
1~11
Communication
Interface
UART
Communication
Interface
CASCADE
(RS-485)
Air Handler
DHW Priority
Terminal Board
Relay 1
Boiler Pump
Relay 2
Zone1 Pump(DHW Tank)
Relay 3
Zone2 Pump
Relay 4
Zone3 Pump(System)
Flame Rod
MCU 2
FRONT PANEL
Terminal Board
Relay 7
Output
Relay 8
Output