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StoreX
Series
STX_V078.doc
72
CMa,
23.11.2009
8.2.4
Controller Error Messages
The following Error Codes are sent by the PLC. These error codes indicate
system-errors and are not the same as the Instruments own error-messages
(refer to “Handling Error Messages”)
Error Comment
Response
Relay Error
Undefined timer, counter, data memory, check if
requested unit is valid
E0
cr lf
Command Error
Invalid Command, check if communication is
opened by CR, check command sent to
controller, check for interruptions during string
transmission
E1
cr lf
Program Error
Firmware lost, reprogram controller
E2
cr lf
Hardware
Error
Controller hardware error, turn controller
ON/OFF, controller is faulty and has to be
replaced
E3
cr lf
Write Protected Error
Unauthorized Access
E4
cr lf
Base Unit Error
Unauthorized Access
E5
cr lf
8.2.5 System
Status
The Handling response on Ready-Polling (“x”) is ‘0’ (handling not ready to accept
commands) or ‘1’ (handling ready, command may be sent). In its idle status the
handling sets the Ready Bit to ‘1’.
Command
Response
Read Ready-Bit
RD
sp
1915
cr
x
cr lf
When polling the Ready Bit after sending a command, wait at least 200ms before
requesting the Ready Status. We recommend to wait 100ms – 200ms between
polling sequences.
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