Maximum Criterion - Manual (Page 3)

2 OR 3 SENSOR OPTIONS
CRITERION
As a factory installed option, the Criterion has the ability to be built as a two sensor instrument
or three sensor instrument. This allows the ability to display temperatures from various locations.
You may install additional air temperature sensors, water temperature sensor, or we can build
in an internal ambient temperature sensor.
2 Sensor wiring, 2 position toggle switch
1 2 3 4 5
AC
ADAPTER
TO
SENSOR 2
TO
SENSOR 1
3 Sensor wiring, 3 position toggle switch
Sensor 1: Terminal 1 and Terminal 2
Sensor 2: Terminal 4 and Terminal 5
Test Point: Terminal 3 (See troubleshooting)
.
1 2 3 4 5
AC
ADAPTER
TO
SENSOR 3
TO
SENSOR 1
Sensor 1: Terminal 1 and Terminal 2
Sensor 2: Terminal 3 and Terminal 4
Sensor 3: Terminal 4 and Terminal 5
TO
SENSOR 2
Page 3
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