
Rinnai
16
Commercial Controller OM
2nd
Optional
Sensor
Plug with
dry well
Brass Tee
Water Flow
Tank Sensor
Location
Closed end copper pipe
welded to return pipe
2nd Optional Sensor
Insulation
Return
Pipe
Return Pipe
2nd Optional
Sensor preferred
fixing method
Alternative 2nd Optional
Sensor fixing method
Return Pipe
Figure 1. Approximate Sensor Locations
CN6
QC1
QC2
CN5
CN4
CN2
MOV2
MOV3
CN6
F1
CN1
QC1
QC4
QC6
QC2
QC5
QC3
CN5
CN3
CN4
RLY1
RLY4
RLY5
MOV1
PS1
CN2
USER PANEL
TEMP 2
DDTSTAT - Return Temp.
TEMP 1
DDTSTAT - Tank Temp.
COMMS
(Ethernet)
BMS
(Voltage Free Contacts)
Serial
Label
Barcode
Label
Figure 2. DDSTAT Internal PCB showing Thermistor Connections
DDSTAT OPERATION
Содержание DDPCDEL
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