Model DMM7510 7½ Digit Graphical Sampling Multimeter Reference Manual
Section 2: General operation
DMM7510-901-01 Rev. B / May 2015
2-13
Figure 7: Communications indicator expanded
Indicator
Instrument communication
Local
Instrument is controlled from the front panel
GPIB
Instrument is communicating through a GPIB interface
TCPIP
Instrument is communicating through a LAN interface
VXI-11
Instrument is communicating using VXI-11
USBTMC
Instrument is communicating through a USB interface
Telnet
Instrument is communicating through Telnet
TSP-Link
Instrument is communicating through TSP-Link
Slave
Instrument is a subordinate in a TSP-Link system
Communications activity indicator
The activity indicator is located to the right of the communications indicator. When the instrument is
communicating with a remote interface, the up and down arrows flash.
Figure 8: Communications indicator
If a service request has been generated,
SRQ
is displayed to the right of the up and down arrows. You
can instruct the instrument to generate a service request (SRQ) when one or more events or
conditions occur. This indicator stays on until the serial poll byte is read or all the conditions that
caused SRQ are cleared.