JOHNSON CONTROLS
134
SECTION 8 - MICROPANEL
FORM 201.28-NM1.1
ISSUE DATE: 1/31/2018
Sensor Displays
Table 22 on page 134 lists all the sensors attached
to the control board associated with system data keys.
The minimum and maximum values displayed on the
micro display are provided.
TABLE 22 - SENSOR MIN/MAX OUTPUTS
SYSTEM SENSOR
SENSOR / INPUT TYPE MINIMUM VALUE MAXIMUM VALUE
Suction Pressure Transducer 0.0 PSIG (0 barg) 125.0 PSIG (8.62 barg)
Condenser Liquid Pressure Transducer 0.0 PSIG (0 barg) 400.0 PSIG (27.6 barg)
Discharge Pressure Transducer 0.0 PSIG (0 barg) 400.0 PSIG (27.6 barg)
Oil Pressure Transducer 0.0 PSIG (0 barg) 400.0 PSIG (27.6 barg)
Flash Tank Level Switch Low High
Condenser Liquid Temp Thermistor -4.1 °F (-20.06 °C) 155.6 °F (68.67°C)
Leaving Chilled Liquid Temp Thermistor -19.1 °F (-28.49°C) 110.2 °F (43.44°C)
Return Chilled Liquid Temp Thermistor -19.1 °F (-28.49°C) 110.2° F (43.44°C)
Eductor Temp Thermistor -4.1° F (-20.06°C) 132.8 °F (56.00°C)
Ambient Air Temp Thermistor -4.6 °F (-20.33°C) 137.9° F (58.83°C)
Compressor Motor Temp Thermistor -30.2 °F (-34.56°C) 302.0° F (150.00°C)
Discharge Temp Thermistor 40.3 °F (4.61°C) 302.6 °F (150.33°C)
Remote Temp Reset
4 to 20ma, 0 to 10VDC,
0 to 20ma or 2 to 10VDC
0% 100%
Remote Current Limit
4 to 20ma, 0 to 10VDC,
0 to 20ma or 2 to 10VDC
0% 100%
Remote Sound Limit
4 to 20ma, 0 to 10VDC,
0 to 20ma or 2 to 10VDC
0% 100%
If values exceed the limits in the table, a < (less than)
or > (more than) sign will be display along with the
minimum or maximum value.
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