29.
MAINTENANCE
The.device.is.maintenance-free.when.operated.according.to.the.instructions.in.this.manual.
30.
ERROR MESSAGES AND MALFUNCTIONS
30.1.
Error messages on the display
30.1.1. General error messages
Display
min
max
CMD error
SP error
PV error
PT100 error
invalid Code
EEPROM fault
Table 99:
General error message
184
Causes.of.error
Minimum input value has been reached Do not reduce value further
Maximum input value has been reached Do not increase value further
Signal error
Set-point value positioner (positioner)
Signal error
Set-point value process controller
Signal error
Actual value process controller
Signal error
Actual value Pt-100
Incorrect access code
EEPROM defective
english
Typ EP 501
Maintenance and Troubleshooting
Remedial.action
Check signal
Check signal
Check signal
Check signal
Input correct access code
Not possible, device defective