THORLABS ITC502 Operation Manual page 94

3.7 Error messages of the ITC5xx
[303, "Key emulation error"]
Category:
Possible reason:
[400, "Too many errors"]
Category:
Possible reason:
[410, "Query interrupted"]
Category:
Possible reason:
[420, "Query unterminated"]
Category:
Possible reason:
[500, "IEEE488 receive buffer overflow"]
Category:
Possible reason:
ITC500 / page 86
Device Error
Internal communication problem. Please contact Thorlabs.
Device Error
Error queue overflow (32 errors max).
Query Error
More than one query sent to the ITC5xx before the read
command.
Query Error
There is no data in the output buffer.
Device Error
The string sent to the ITC5xx was too long for the IEEE488
receive buffer (250 char max).