50 34980A User’s Guide
2 Features and Functions
Front Panel Operation: Scan (Configure) > ALARM
To enable the Monitor function, select the desired channel and then press
the DMM or Channel (Measure) key. To initiate the scan, press the Scan
(Measure) key. When an alarm occurs, the scan starts and readings are
stored in memory.
Note: To stop a scan, press and hold the Scan (Measure) key.
You can also configure whether the instrument sweeps through the scan
list one time or continuously when an alarm condition is detected:
Scan (Configure) > ALARM > ALARM TRIG MODE > SINGLE|CONTIN
Remote Interface Operation: The following program segment configures the
instrument to continuously scan when an alarm is detected.
Note: To stop a scan, send the
ABORt command.
TRIG:SOURCE ALARM1
TRIG:SOURCE:ALARM CONT
CALC:LIM:UPPER 10.25,(@1003)
CALC:LIM:UPPER:STATE ON,(@1003)
OUTPUT:ALARM1:SOURCE (@1003)
ROUT:MON:CHAN (@1003)
ROUT:MON:CHAN:ENABLE ON,(@1003)
ROUT:MON:STATE ON
INIT
Select alarm configuration
Select continuous scan mode
Set upper alarm limit
Enable alarms
Report alarms on Alarm 1
Select monitor channel
Enable monitoring on channel
Enable monitor mode
Initiate the scan
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