3-38
No.
Evaporator inlet sensor Evaporator
outlet sensor
Compressor suction gas sensor
Back-up operation
EIS EOS SGS
1 Normal Normal Normal superheat control
2 Normal Normal Abnormal superheat control
3 Normal Abnormal Normal
Liquid refrigerant back prevention
to compressor by EIS and SGS
4 Normal Abnormal Abnormal
Expansion valve fixed
opening rate control
5 Abnormal Normal Normal
Liquid refrigerant back prevention to
compressor by EOS and SGS
6 Abnormal Normal Abnormal
Expansion valve fixed
opening rate control
7 Abnormal Abnormal Normal
Expansion valve fixed
opening rate control
8 Abnormal Abnormal Abnormal
Expansion valve fixed
opening rate control
●Back-up for temperature sensors (EIS, EOS, SGS) at frozen mode (superheat control)
To Next Page
Loading...
Need help?
General