Grundfos CIM 200 Functional Profile And User Manual page 55

16. Grundfos alarm and warning codes
This is a complete list of alarm and warning codes for Grundfos
products. For the codes supported by this product, see the alarms
and warnings section.
Code Description
1 Leakage current
2 Missing phase
3 External fault signal
4 Too many restarts
5 Regenerative braking
6 Mains fault
7 Too many hardware shutdowns
8 PWM switching frequency reduced
9 Phase sequence reversal
10 Communication fault, pump
11 Water-in-oil fault (motor oil)
Time for service (general service
12
information)
13 Moisture alarm, analog
Electronic DC-link protection
14
activated (ERP)
Communication fault, main system
15
(SCADA)
16 Other
Performance requirement cannot
17
be met
18 Commanded alarm standby (trip)
19 Diaphragm break (dosing pump)
20 Insulation resistance low
21 Too many starts per hour
22 Moisture switch alarm, digital
23 Smart trim gap alarm
24 Vibration
25 Setup conflict
Load continues even if the motor
26
has been switched off
External motor protector activated
27
(for example MP 204)
28 Battery low
Turbine operation (impellers
29
forced backwards)
Change bearings (specific service
30
information)
Change varistor(s) (specific
31
service information)
32 Overvoltage
Soon time for service (general
33
service information)
34 No priming water
Gas in pump head, de-aerating
35
problem
Code Description
36 Outlet valve leakage
37 Inlet valve leakage
38 Vent valve defective
39 Valve stuck or defective
40 Undervoltage
41 Undervoltage transient
42 Cut-in fault (dV/dt)
43 -
44 -
45 Voltage asymmetry
46 -
47 -
48 Overload
49 Overcurrent (i_line, i_dc, i_mo)
Motor-protection function, general
50
shutdown (MPF)
51 Blocked motor or pump
52 Motor slip high
53 Stalled motor
Motor-protection function, 3 sec.
54
limit
Motor current protection activated
55
(MCP)
56 Underload
57 Dry running
58 Low flow
59 No flow
60 Low input power
61 -
62 -
63 -
64 -
Motor temperature 1 (t_m or t_mo
65
or t_mo1)
Temperature, control electronics
66
(t_e)
Temperature too high, internal
67
frequency converter module (t_m)
External temperature or water
68
temperature (t_w)
Thermal relay 1 in motor, for
69
example Klixon
Thermal relay 2 in motor, for
70
example thermistor
Code Description
Motor temperature 2 (Pt100,
71
t_mo2)
72 Hardware fault, type 1
73 Hardware shutdown (HSD)
74 Internal supply voltage too high
75 Internal supply voltage too low
76 Internal communication fault
Communication fault, twin-head
77
pump
78 Fault, speed plug
79 Functional fault, add-on module
80 Hardware fault, type 2
81 Verification error, data area (RAM)
Verification error, code area (ROM,
82
FLASH)
Verification error, FE parameter
83
area (EEPROM)
84 Memory access error
Verification error, BE parameter
85
area (EEPROM)
86 Fault (add-on) I/O module
87 -
88 Sensor fault
89 Signal fault, (feedback) sensor 1
90 Signal fault, speed sensor
91 Signal fault, temperature sensor 1
Calibration fault, (feedback)
92
sensor
93 Signal fault, sensor 2
94 Limit exceeded, sensor 1
95 Limit exceeded, sensor 2
96 Setpoint signal outside range
97 Signal fault, setpoint input
Signal fault, input for setpoint
98
influence
Signal fault, input for analog
99
setpoint
RTC time synchronisation with
100
cellular network occurred
101 -
102 Dosing pump not ready
103 Emergency stop
104 Software shutdown
Electronic rectifier protection
105
activated (ERP)
55