Examples:
Command
Action
03NWA
Parameter query
03GI
Device information
Action
Command
03NWA
03NWAA
03NWAM;10.76.54.211;255.255.255.0;10.76.54.24;0.0.0.0 or:
03GI
03NWAM;10.76.54.211;255.255.255.0;10.76.54.24
6
Operating display and error messages
6.1
Operating display
The LED lights up green when the sample changer is switched on and ready for operation.
The LED lights up red when the sample changer is in motion.
The LED flashes green when error conditions are present.
The LED flashes red when serious operating faults have occurred.
The respective blink code indicates the malfunction. A distinction is made between normal operation
and firmware update (different flashing frequency):
2x Green flashing: Parameter reset by user (reset button) Restart required
3x Green flashing: No plate detected
2x Red flashing: Internal memory error
3x Red Flashing: Error horizontal drive
4x Red Flashing: Error vertical drive
6.2
Errors and messages
The RS commands respond with ERROR if the command could not be executed or there is an error. In this case,
the command itself is repeated.
Example: Command "03DP3" not possible, because plate is still rotating
Response: TW7200: "03DP ERROR:BUSY"
Message
aaBB ERROR:Command or
aaERROR:Command
aaBB ERROR:BUSY
aaBB ERROR:KEIN BECHER
aaBB ERROR:< number code>
aa = Address / BB = Command repetition
Response from TW 7200
03NWA A;10.76.54.115;255.255.255.0;10.76.54.25;0.0.0.0
03GI 72;0;1234;TW7200;2106;10.76.54.115;A
Problem/Action
Command not available, syntax or value incorrect
Device moves axis and is not ready
NO VIAL No sample vial present with KR,KG or RB command
1:
Memory error
20:
Error vertical drive
30:
Error horizontal drive
40-42: Error sample tray drive
43:
No sample tray detected / set
100:
Other error
45