English (GB)
88
35
Gas in pump head, deaerating
problem
124
Run capacitor, low (single-phase
motors)
215 Soft pressure build-up time-out
36 Discharge valve leakage 125
Signal fault, outdoor temperature
sensor
216 Pilot pump alarm
37 Suction valve leakage 126
Signal fault, air temperature
sensor
217
Alarm, general-purpose sensor
high
38 Vent valve defective 127
Signal fault, shunt relative
pressure sensor
218 Alarm, general-purpose sensor low
39 Valve stuck/defective 128 Strainer clogged 219 Pressure relief not adequate
40 Undervoltage 144
Motor temperature 3 (Pt100,
t_mo3)
220 Fault, motor contactor feedback
41 Undervoltage transient 145
Bearing temperature high (Pt100),
in general or top bearing
221 Fault, mixer contactor feedback
42 Cut-in fault (dV/dt) 146
Bearing temperature high (Pt100),
middle bearing
222 Time for service, mixer
45 Voltage asymmetry 147
Bearing temperature high (Pt100),
bottom bearing
223
Maximum number of mixer starts
per hour exceeded
48 Overload 148
Motor bearing temperature high
(Pt100) in drive end (DE)
224
Pump fault (due to auxiliary
component or general fault)
49 Overcurrent (i_line, i_dc, i_mo) 149
Motor bearing temperature high
(Pt100) in non-drive end (NDE)
225
Communication fault, pump
module
50
Motor protection function, general
shutdown (MPF)
150 Fault (add-on) pump module 226 Communication fault, I/O module
51 Blocked motor/pump 151 Fault, display (HMI) 227 Combi event
52 Motor slip high 152
Communication fault, add-on
module
228 Night flow max. limit exceeded
53 Stalled motor 153 Fault, analog output 229 Water on floor
54
Motor protection function, 3 sec.
limit
154 Communication fault, display 230 Network alarm
55
Motor current protection activated
(MCP)
155 Inrush fault 231
Ethernet: No IP address from
DHCP server
56 Underload 156
Communication fault, internal
frequency converter module
232
Ethernet: Auto-disabled due to
misuse
57 Dry running 157 Real-time clock out of order 233 Ethernet: IP address conflict
58 Low flow 158
Hardware circuit measurement
fault
234 Backup pump alarm
59 No flow 159
CIM fault (Communication
Interface Module)
235 Gas detected
60 Low input power 160 GSM modem, SIM card fault 236 Pump 1 fault
64 Overtemperature 161 Sensor supply fault, 5 V 237 Pump 2 fault
65
Motor temperature 1 (t_m or t_mo
or t_mo1)
162 Sensor supply fault, 24 V 238 Pump 3 fault
66
Temperature, control electronics
(t_e)
163
Measurement fault, motor
protection
239 Pump 4 fault
67
Temperature too high, internal
frequency converter module (t_m)
164 Signal fault, LiqTec sensor 240
Lubricate bearings (specific
service information)
68
External temperature/water
temperature (t_w)
165 Signal fault, analog input 1 241 Motor phase failure
69
Thermal relay 1 in motor (e.g.
Klixon)
166 Signal fault, analog input 2 242
Automatic motor model recognition
failed
70
Thermal relay 2 in motor (e.g.
thermistor)
167 Signal fault, analog input 3 243
Motor relay has been forced
(manually operated/commanded)
71
Motor temperature 2 (Pt100,
t_mo2)
168 Signal fault, pressure sensor 244 Fault, On/Off/Auto switch
72 Hardware fault, type 1 169 Signal fault, flow sensor 245 Pump continuous runtime too long
73 Hardware shutdown (HSD) 170
Signal fault, water-in-oil (WIO)
sensor
246
User-defined relay has been forced
(manually operated/commanded)
74 Internal supply voltage too high 171 Signal fault, moisture sensor 247
Power-on notice (device/system
has been switched off)
75 Internal supply voltage too low 172
Signal fault, atmospheric pressure
sensor
248 Fault, battery/UPS
76 Internal communication fault 173
Signal fault, rotor position sensor
(Hall sensor)
249 User-defined event 1
77
Communication fault, twin-head
pump
174 Signal fault, rotor origo sensor 250 User-defined event 2
Code Description Code Description Code Description
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