11
The additional screens following the main screen will contain information per Stage. The first screen includes the CW Supply & Return
temperature, flow switch and high pressure Ok or Alarm.
Figure 9:
The next screen you are able to read compressor speed also contains information to let you know if the system is in a safety count down.
Once this time has elapsed and other time delays have been met the system will start up. At the bottom of the screen the unit will display
the envelope status for the operation of the compressor. The envelope status basically tells you if the unit is functioning within the control
parameters for suction and discharge. If the system has a problem controlling the envelope the message will be displayed at the bottom of
that screen.
Figure 10:
The next screen will contain the suction pressure information the discharge pressure information as well as the superheat and sub-cooling
values being calculated by the system.
Figure 11:
The following screens contain the drive status, to access them press enter:
Figure 12:
Figure 13:
Summary of Contents for VARC 48
Page 20: ...18 Appendix I Touchscreen Navigation MAIN PAGE Figure 15 CHILLER ENABLE Figure 16...
Page 21: ...19 CHILLER SETPOINTS Figure 17...
Page 22: ...20 Figure 18 CHILLER STAGE Figure 19...
Page 24: ...22 TRENDS Figure 21 Figure 22...
Page 25: ...23 ACTIVE ALARMS Figure 23 ALARM HISTORY Figure 24...
Page 26: ...24 ALARM HELP Figure 25 Figure 26...
Page 27: ...25 REMOTE SUPPORT Figure 27 REMOTE ENABLE Figure 28...
Page 28: ...26 REMOTE CONFIGURATION Figure 29...
Page 41: ...39 Basic wiring diagram...
Page 55: ...53 7 Use Next or Back to scroll to Display Settings 8 Select Display Settings...
Page 69: ...67 VARC Standard Wiring Diagram Figure...
Page 70: ...68 NOTES...
Page 71: ...69 NOTES...