YVAA Style A Air-Cooled Screw Liquid Chillers ... - Johnson Controls
YVAA Style A Air-Cooled Screw Liquid Chillers ... - Johnson Controls
YVAA Style A Air-Cooled Screw Liquid Chillers ... - Johnson Controls
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SECTION 8 - MICROPANEL<br />
Sensor Displays<br />
Table 9 lists all the sensors attached to the control<br />
board associated with system data keys. The minimum<br />
and maximum values displayed on the micro display<br />
are provided.<br />
TABLE 9 - SENSOR MIN/MAX OUTPUTS<br />
102<br />
SYSTEM SENSOR<br />
FORM 201.28-NM1.1<br />
ISSUE DATE: 8/29/2012<br />
SENSOR / INPUT TYPE MINIMUM VALUE MAXIMUM VALUE<br />
Suction Pressure Transducer 0.0 PSIG (0 barg) 125.0 PSIG (8.62 barg)<br />
Condenser <strong>Liquid</strong> Pressure Transducer 0.0 PSIG (0 barg) 400.0 PSIG (27.6 barg)<br />
Discharge Pressure Transducer 0.0 PSIG (0 barg) 400.0 PSIG (27.6 barg)<br />
Oil Pressure Transducer 0.0 PSIG (0 barg) 400.0 PSIG (27.6 barg)<br />
Flash Tank Level Switch Low High<br />
Condenser <strong>Liquid</strong> Temp Thermistor -4.1 °F (-20.06 °C) 155.6 °F (68.67°C)<br />
Leaving Chilled <strong>Liquid</strong> Temp Thermistor -19.1 °F (-28.49°C) 110.2 °F (43.44°C)<br />
Return Chilled <strong>Liquid</strong> Temp Thermistor -19.1 °F (-28.49°C) 110.2° F (43.44°C)<br />
Eductor Temp Thermistor -4.1° F (-20.06°C) 132.8 °F (56.00°C)<br />
Ambient <strong>Air</strong> Temp Thermistor -4.6 °F (-20.33°C) 137.9° F (58.83°C)<br />
Compressor Motor Temp Thermistor -30.2 °F (-34.56°C) 302.0° F (150.00°C)<br />
Discharge Temp Thermistor 40.3 °F (4.61°C) 302.6 °F (150.33°C)<br />
Remote Temp Reset<br />
Remote Current Limit<br />
Remote Sound Limit<br />
4 to 20ma, 0 to 10VDC,<br />
0 to 20ma or 2 to 10VDC<br />
4 to 20ma, 0 to 10VDC,<br />
0 to 20ma or 2 to 10VDC<br />
4 to 20ma, 0 to 10VDC,<br />
0 to 20ma or 2 to 10VDC<br />
If values exceed the limits in the table, a < (less than)<br />
or > (more than) sign will be display along with the<br />
minimum or maximum value.<br />
0% 100%<br />
0% 100%<br />
0% 100%<br />
JOHNSON CONTROLS