Flooded type water cooled screw chiller (PCB Control)
49
temperature, compressor starts.
Heating mode: water temperature of paused state= setting chilled water temp temperature
control range. When unit is in paused state, if temperature controlling is lower than compressor starting
temperature, compressor starts.
Status information- operation query
Press status in the figure 6.5 and enter figure 6.6.
Displaying of unit without oil temperature sensor
displaying of unit with oil temperature sensor
Figure 6.6
Displaying contents of status information including the following:
①
Display refrigerant type of the unit;
②
Display operating time of compressor and water pump;
③
Display times that compressor starts;
④
You can check which state the unit operates in
（
25%
、
50%
、
75%
、
100%
）
;
⑤
Display if unit has been set with a limit of maximum load;
⑥
Display if unit gives an alarm, and which unit head gives the alarm exactly;
⑦
Display if the compressor oil heating is finished. If compressor starts, It need to be satisfied that oil
heating time is ‘
０
’or oil temperature is satisfy with compressor start” is ‘
ＹＥＳ
’;
