Watson-Marlow 323E - 19.1 Error Messages and Suggested Actions; Interpreting Pump Error Codes

Watson-Marlow 323E, 323S, 323U and 323Du User Manual 29
19.1 Error messages
If a fault condition is detected the pump will stop. All keys will be disabled. The dis-
play will show the error number:
Error Error condition Suggested action
0 RAM write error
Attempt to reset by switching power OFF / ON.
Or seek support
1 RAM corruption
Attempt to reset by switching power OFF / ON.
Or seek support
2
OTP ROM error /
corruption
Attempt to reset by switching power OFF / ON.
Or seek support
3
OTP ROM read
error
Attempt to reset by switching power OFF / ON.
Or seek support
5
Unknown pump
type
Check the interface card and cables. Attempt to
reset by switching power OFF / ON. Or seek support
7 Display failure Seek support
8 Wrong key-press
Attempt key-press again. Attempt to reset by
switching OFF / ON
9 Motor stalled
Stop pump immediately. Check pumphead and
tube. Power OFF/ON may reset. Or seek support
10 Tacho fault
Stop pump immediately. Power OFF/ON may reset.
Or seek support
14 Over speed
Stop pump immediately. Power OFF/ON may reset.
Or seek support
15 Over current
Stop pump immediately. Check system. Power
OFF/ON may reset. Or seek support
16 Over voltage
Stop pump immediately. Check mains voltage se-
lector switch. Check supply. Power OFF/ON may
reset. Or seek support
17 Under voltage
Stop pump immediately. Check mains voltage se-
lector switch. Check supply. ON/OFF may reset. Or
seek support
18 Watchdog error
Attempt to reset by switching power OFF / ON.
Or seek support
19 Over temperature Stop pump immediately. Turn OFF. Seek support
20
Signal out of
range
Check analogue control signal range. Trim signal as
required. Or seek support
21 Over signal Reduce the analogue control signal
22 No signal
Connect analogue control signal or return to manual
control
25
Network not
detected
Turn OFF. Check network and connections. Or seek
support
26 RS232 fault
Turn OFF. Check network and connections. Or seek
support
27 RS232 lost
Turn OFF. Check network and connections. Or seek
support
33
Unrecognised
keypress
Attempt keypress again. Attempt to reset by
switching power OFF/ON. Otherwise seek support.
35 Work overload
Turn OFF. Check power supply. Check pumphead
and tubing. Wait 30 minutes. Power ON may reset.
Otherwise seek support.
ERR
General error
condition
Turn OFF. Seek support