Edwards iXL120N Instruction Manual page 58

A541-11-880 Issue A
Hexadecimal
F
E
D
C
B
A
9
8
7
6
5
4
3
2
1
BIT Fault code
set combination
1 8 ACCELERATION_TO
4 OVERLOAD_TO
2 SC_MODE_INTERLOCK
1 FLASH_DOWNLOAD_ FAULT
2 8 POST_FAULT
4 OSTEST _FAULT
2 EEPROM_FAULT
1 PWM_TRIP
3 8 MISSING_PHASE_ TIMEOUT
4 EMS
2 DESAT_FAULT
1 UNDERT
Page 50
Table A15 - Hexadecimal to digital conversion
BIT set combinations
Table A16 - Inverter alarm codes
INVERTER ALARMS
PDT reported fault name
Edwards and the Edwards logo are trademarks of Edwards Limited.
Decimal
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
If motor has not accelerated to a minimum speed of 10Hz
within 60 secs then drive will try to restart 3 times before
giving alarm
Alarm given when dry pump speed is below 7Hz for 3
minutes
Internal fault contact Edwards
Internal fault contact Edwards
Internal fault contact Edwards
Internal fault contact Edwards
Internal fault contact Edwards
Inverter output switched off, active when drive not
running. Restart pump or cycle power to reset.
Indicates a missing input phase - check power connections
to pump and fuses in supply.
Warning should appear first and then dry pump trips after
10 minutes.
EMS has been activated.
Check EMS button and EMS plug in the back of pump.
Internal fault contact Edwards
Inverter is too cold. See warning register to determine
source of problem.
© Edwards Limited 2010. All rights reserved.
Combination
8+4+2+1
8+4+2
8+4+1
8+4
8+2+1
8+2
8+1
8
4+2+1
4+2
4+1
4
2 + 1
2
1
Description