Indicator Code Source / Root Cause Possible Cause / Suggested Action
OK Stamp 128 OK Stamp not correct or missing Hardware fault detected during selftest
Replace UMC
Abgl. Checksum 129 Calibration checksum
FRAM read/write 130 FRAM error
Param D invers 131 Parameter storage error
Thermal capacity 132 Thermal capacitor error
VCC voltage 133 VCC voltage
12VP voltage 134 12VP voltage
12VN voltage 135 12VN voltage
PTC channel 136 PTC_Channel
Flash Checksum 137 Flash Checksum in microprocessor
curr. meas. channel 139 current measure channel
Selftest UMC_HW1 140 Summery fault
(RAM, CPU, ….)
Voltage DIP 144 Undervoltage / no voltage
situation is too long
The DIP took longer than configured in parameter Voltage Dip
Duration
Parameter up/download 145 A problem occured during
parameter exchange between the
UMC and the LCD panel.
Check that the parameters / application stored in the LCD panel
can be handled from the used UMC.
Do not remove the panel while parameter exchange
Do not remove power while parameter exchange.
AM1 CH1/2/3 HH/H
AM2 CH1/2/3 HH/H
146,148,150
152,154,156
Value on senser > configured
HH/H level
Check process
AM1 CH1/2/3 LL/L
AM2 CH1/2/3 LL/L
147,149,151
153,155,157
Value on senser < configured L/LL
level
Check process
AM1 max. temperature
AM2 max. temperature
158
159
In temperature mode:
Temperature of one of the sensors
connected to
AM1 is above configured maximal
temperature
Check motor/process conditions
Motor stand still hours
exceeded
160 Motor did not run for a long time Start motor to check everyting is still fine
Error parameter inverters
invers
161 Invalid parameter from auto save Load correct parameters
117
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