AIRSYS UNICOOL 28V1B5 - Page 77

System Parameters and Default Values
77
Menu Screen
Option
Description
Default
Start up pressure
Differential Control
Max pressure differential
Maximum pressure differential
allowed during start up
3 bar
Equalization mode
EEV
Preopening
Max Equaliz. Time
Maximum equalization time
10s
EEV Opening
EEV opening percentage during
equalization
100%
Start-up failure
control
Press difference min. variation
Minimum pressure differential
allowed during startup
0 bar
Control period
Control period
0s
Restart delay
Restart delay
0s
Max retry number
Maximum number of restarts
5
Speed management
Start-by forced speed
Starting speed
0 rps
Max speed
Maximum speed
64 rps
Min speed
Minimum speed
27 rps
Deceleration Rate
Deceleration rate
0 rps/s
Acceleration rate
Acceleration rate
0 rps/s
Switch-off rate
Deceleration rate when
powering off
0 rps/s
Envelope Control
Speed reduction rate
Deceleration rate
0 rps/s
Min speed admitted
Minimum speed
0 rps
Out of Envelope Alarm Timeout
Timeout for out of envelope
alarm
180s
Low pressure diff Alarm Timeout
Timeout for low pressure
difference
Low Ratio
management
By EEV Closing
Manage low pressure ratio by
closing EEV
No
By Compressor speed up
Manage low pressure ratio by
increasing compressor speed
No
Discharge Gas
Control
High Discharge Temp limit
High temperature limit for
exhaust gas
High discharge temp alarm
Alarm temperature for exhaust
gas
Speed Control Due
to Discharge Gas
Action distance
Temperature control range
Action pause
Control duration
Compressor speed reduction
Compressor speed reduction
Regulation
Mode
Regulation Mode. Suction
Superheat/Discharge Superheat
Suction
Superheat
Discharge temp. probe
Compensat. Time
Exhaust temperature probe
compensation time
Discharge
Superheat Control
Set point
Super heat set point
Offset
Super heat offset
Hysteresis
Super heat hysteresis
Set point
Discharge temperature setpoint