Manual
Double Sheet Control System R1000 series L20
with integrated fieldbus interface
B0063191 / 1.3
Fault messages, causes and remedies
ROLAND ELECTRONIC GmbH · Otto-Maurer-Str. 17 · DE 75210 Keltern · Phone +49 (0)7236-9392-0 · Fax +49 (0)7236-9392-33
103
9.2
USB data transmission (virtual RS232) faults
No. Cause
Remedy
40
Checksum does not correspond to transmitted information
Check transmission path,
repeat data transmission.
41
The dimension of the data backup and the set dimension
for the L20 display are not the same.
45
The transmitted value is out of the defined range
(measuring window.)
47
The serial commands are following too fast.
49
The command is not known or not permitted.
Perform a Firmware update, because system
settings have been extended.
9.3
System operation faults
No. Cause
Remedy
51
Nominal thickness is 0,000 mm / 0.0000 inch.
Enter correct nominal thickness.
52
Measuring channel 3:
Measuring
channel calibration
is missing
53
Measuring channel 2:
54
Measuring channel 1:
Perform a measuring channel calibration
9.4
Keyboard faults
No. Cause
Remedy
55
The change of system or program parameter is not
possible because a fieldbus function is active
(e.g. measurement start).
Await completion of fieldbus function or terminate
it.
56
The change of system or program parameter is not
possible because a function via I/O PLC interface is active
(e.g. measurement start).
Await completion of I/O function or terminate it.
57
The change of system or program parameter is not
possible because the parameter channel is open.
Close the parameter channel.