Brooks Automation
278580 Revision A 79
LF80C ZeniD RFID Reader 7 Operation
Product Manual 7.3 Operation of SECS Protocol
Description The value of the alarm status refers to the last reading
process. If a read or write error occurs, the alarm status
is set.
A successful read or write resets the alarm status.
When leaving maintenance mode, the alarm status is
also
deleted.
0 ... No alarm
1 ... Alarm
Where used S18F13
Alarm code byte
Only the occurrence of an error is reported. Errors are not generally reset.
bit 8 = 1 Alarm is set
Where used S5F1
Alarm identifier
0 No error
1 Auto read failed, the reader is engaged
2 External read failed, the reader is engaged
3 External write failed, the reader is engaged
4 No tag could be recognized when the sensor was covered or the
carrier had been removed prematurely (sensor uncovered)
5 Invalid command or parameter detected
6 Unknown error
7 Reserved
8 Parity error or checksum error detected
9 Unexpected confirmation was sent
10 Locked page could not be written
11 Reserved
12 Incorrect type of transponder
13 External read or write failed because the sensor is not covered
ALARM STATUS Format: A[1]
ALCD Format: B[1]
ALID Format: B[1]
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