20
21
Alarm Codes
Level
Descriptions
Warning
Unit (including compressor) is running but some data reach
unsafe area; alarm dry-contact will not close; reset automatically
Alarm
Unit (including compressor) may run not with full functions; alarm dry-contact will not close; reset
automatically
Lock
Unit (including compressor) stops working; alarm dry-contact will close; manual reset is needed
Step
Action
Phenomenon and Description
1
Press “
” > 3 seconds
Press “
” button for more than 3 seconds, the measurement units (°C ) will flash
together.
2
Press “
” or “
”
Modify the number for Target Evaporating Temperature
3
Press “
”
Press “
” to confirm, the number will flash for 2 seconds (or wait for about 10
seconds to confirm)
Evaporating Temperature (ZXD Only)
Alarm
Code
Description
Possible Reason
Action
Reset
Hardware error
E01
Suction pressure probe
failure alarm
Probe failure or out of range
No (ZXD Unit Only)
Automatic Reset when the
probe restarts working
E02
Condensing temperature
probe failure alarm
Probe failure or out of range
(-40 ~ 110°C)
Function: fan speed
control is disabled
Automatic Reset when the
probe restarts working
E03
Discharge temperature
probe failure alarm
Probe failure or out of range
(-40 ~ 180°C)
Function: discharge temperature
protection is disabled
Automatic Reset when the
probe restarts working
E04
PHE vapor inlet temperature
probe failure alarm
Probe failure or out of range
(-40 ~ 110°C)
Function: PHE Superheat Control
is disabled(ZXL/ZXB unit only)
Automatic Reset when the
probe restarts working
E05
PHE vapor outlet tempera-
ture probe failure alarm
Probe failure or out of range
(-40 ~ 110°C)
Function: PHE Superheat Control
is disabled(ZXL/ZXB unit only)
Automatic Reset when the
probe restarts working
E06
Ambient temperature probe
failure alarm
Probe failure or out of range
(-40 ~ 110°C)
Related functions are disabled
Automatic Reset when the
probe restarts working
E09
Current sensor 1 error alarm
Out of range
Related functions are disabled
Automatic Reset when the
probe restarts working
E10
Current sensor 2 error alarm
Out of range
Related functions are disabled
Automatic Reset when the
probe restarts working
E11
Voltage sensor 1 error alarm
Out of range
Related functions are disabled
Automatic Reset when the
probe restarts working
E12
Voltage sensor 2 error alarm
Out of range
Related functions are disabled
Automatic Reset when the
probe restarts working
E13
Voltage sensor 3 error alarm
Out of range
Related functions are disabled
Automatic Reset when the
probe restarts working
Содержание CopelandScroll ZX 401
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