35
DO
CT
-1946C
2018-
07
322
903
Trip Amplifier 2/209
Software description
EN
4.5
Error messages
When an error is detected while a program is being executed, the processor will halt and
all LEDs will flash. Relay outputs will be de-energized. The error code will be shown on
the display.
Example
Error 54 in line 100 will lead to the following display.
PC screen: F54 in 100
Display:
Fault
Meaning
Action
11
analog input 1 difference in CPU A and B
Check input signals.
12
analog input 2 difference in CPU A and B
13
analog input 3 difference in CPU A and B
14
analog input 4 difference in CPU A and B
15
difference in the program monitor of CPU A and B
20
wrong length of start bits for communication
21
time-out in the parallel CPU (no data from parallel CPU)
22
time-out on main program (user programs are interrupted)
23
unused interrupt
24
time-out through watchdog WDT command
Check program execution time.
39
program runtime error in the operating system
38
program runtime error in the user program
40
CRC error in RAM (retransmit program and constants)
Briefly switch off power to generate
a RESET.
41
ERROR unable to switch off relay output 1
Briefly switch off power to generate
a RESET. Repair if necessary.
42
ERROR unable to switch off relay output 2
43
ERROR unable to switch off relay output 3
44
ERROR unable to switch off relay output 4
45
power monitor (internal 5V-supply < 4.5V or > 5.5V)
46
CPU not functioning properly
49
AD converter, MUX, reference input faulty
51
RAM fault
Inverter and cross talk check failed.
52
CRC error in EPROM
Briefly switch off power to generate
a RESET.
53
faulty statement e. g. ADD,Z00,Z01,Z00
The result of an operation cannot be stored in a fixed value (Z00).
54
faulty statement e. g. ADD,X01,X02,X03,X04,...
The ADD statement should only be followed by 3 operands.
These are to be followed by the next statement (X04 is wrong).
55
program counter less than 100 or greater 299
Check your program and its
statements.
100
F54
