Section 2: Installation Model 2601B-PULSE System SourceMeter Instrument Reference Manual
2-46 2601B-PULSE-901-01A April 2020
The interlock pin locations and connections are shown in the following figure. The pins are:
• Pin 3: Earth and chassis ground
• Pin 2: Interlock
• Pin 1 (next to tab): +6 V dc out (current limited)
Figure 26: Interlock mating connector pins
System information
You can retrieve serial number, firmware revision, calibration dates, and memory usage
from the instrument.
To view the system information from the front panel:
1. Press the MENU key.
2. Select SYSTEM-INFO.
3. Select one of the following:
â–ª FIRMWARE
â–ª SERIAL#
â–ª CAL
â–ª MEMORY-USAGE
To retrieve system information from a remote interface:
To retrieve the firmware revision and serial number, send the *IDN? query (see Identification query:
*IDN? (on page 14-3) for more information).
To determine memory usage, see the meminfo() (on page 11-148) function.
To determine when calibration was last run, see smua.cal.date (on page 11-180).
To determine when calibration is due, see smua.cal.due (on page 11-181).