User's Manual

OPERATION 5
39
HF5x Transponder Reader (SECS1-Protocol), Release 1.4
Data Item Dictionary
This section defines the data items used in the standard SECS-2
messages described in the section “Message Details”.
Syntax:
Name: A unique name for this data item. This name is used in
the message definitions.
Format: The permitted item format code which can be used for
this standard data item. Item format codes are shown
in hex and octal, as described in section data items
(page 36). The notification “3()” indicates any of the
signed integer formats (30, 31, 32, 34).
Description: A description of the data item, with the meanings of
specific values.
Where used: The standard messages in which the data item appears.
ALARM STATUS
Format: A[1]
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: STATUS