Keithley DMM7510 Reference Manual

Model DMM7510
7½ Digit Graphical Sampling Multimeter Reference Manual Section 6:
SCPI command reference
DMM7510-901-01 Rev. B / May 2015 6-141
:SYSTem:EVENtlog:COUNt?
This command returns the number of unread events in the event log.
Type Affected by Where saved Default value
Query only Not applicable Not applicable Not applicable
Usage
:SYSTem:EVENtlog:COUNt?
:SYSTem:EVENtlog:COUNt? <eventType>
:SYSTem:EVENtlog:COUNt? <eventType>, <eventType>
<eventType>
Limits the list of event log entries to specific types; set to:
• Returns the number of errors: ERRor
• Returns the number of warnings: WARNing
• Returns the number of informational messages: INFormational
• Returns all events: ALL
Details
A count finds the number of unread events in the event log. You can specify the event types to return,
or return the count for all events.
This command reports the number of events that have occurred since the command was last sent or
since the event log was last cleared.
Example
:SYST:EVEN:COUN? ERR
Displays the present number of errors in the
instrument event log.
If there are three errors in the event log,
output is:
3
Also see
:SYSTem:CLEar (on page 6-136)
:SYSTem:EVENtlog:NEXT? (on page 6-142)
:SYSTem:EVENtlog:SAVE (on page 6-144)

Keithley DMM7510 Specifications

General

Resolution	7.5 digits
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
DC Current Range	10 µA to 10 A
Resistance Range	10 Ω to 1 GΩ
Sampling Rate	1 MS/s
Memory	27.5 million readings
Display	5 inch capacitive touchscreen
AC Voltage Accuracy	±0.06% of reading
AC Current Range	10 A
Connectivity	USB, LAN, GPIB