• Remote Interface Operation: The following command reads data from
the alarm queue (one alarm event is read and cleared each time this
command is executed).
SYSTEM:ALARM?
The following is an example of an alarm stored in the alarm queue
(if no alarm data is in the queue, the command returns “0” for each field).
The following command retrieves scanned readings and alarm data
from reading memory (the readings are not erased).
FETCH?
1 Reading with Units (31.009 °C)
2 Date (May 1, 1997)
3 Time (2:39:40.058 PM)
4 Channel Number
5 Limit Threshold Crossed (0 = No Alarm,
1 = LO, 2 = HI)
6 Alarm Number Reported (1, 2, 3, or 4)
4
Chapter 4 Features and Functions
Alarm Limits
127
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