Keithley 2750 User Manual

14-8 FORMat and Misc SYSTem Commands Model 2750 Multimeter/Switch System User’s Manual
The queue for the :KEY? query command can only hold one key-press. When :KEY? is
sent and Model 2750 is addressed to talk, the key-press code number for the last key
“pressed” is sent to the computer.
SYSTem:BEEPer[:STATe] <b>
You can disable the beeper for limits and continuity tests. However, when limits or CONT
is again selected, the beeper will automatically enable.
Parameters <b> = 0 Disable beeper
= 1 Enable beeper
Figure 14-3
Key-press codes
SLOT 1
SLOT 3
SLOT 4
SLOT 5
SLOT 2
EXIT ENTER
CLOSE
OPEN
POWER
LOCAL
SHIFT
RANGE
TEMP
FREQ
Ω4
Ω2
REL
RATEDIGITS
FILTER
LSYNC RS-232
CARD
TEST
MONITOR
CH-OFF
TYPE
CONT
PERIOD SENSOR
OCOMP
STORE RECALL
DCI
MATH
OUTPUT
RATIO
ACI
CH AVG
LIMITS ON/OFF
CONFIG HALT
STEP SCAN
TRIG
EX TRIG
SAVE SETUP
DCV
ACV
DRYCKT
123 456781611
17
18
26
27
19
20
28
29
21
22
30
31
23
24
32
14
15
13
12
AUTO
RANGE
DELAY
GPIB
2750-900-01.book Page 8 Wednesday, August 3, 2011 7:56 AM

Keithley 2750 Specifications

General

Interface	GPIB, RS-232, Ethernet
Switching Speed	Up to 500 channels/second
Maximum Voltage	300V
Operating Temperature	0°C to 50°C
Measurement Functions	DCV, ACV, DCI, ACI, 2-wire Resistance, 4-wire Resistance, Frequency, Temperature
Resolution	6.5 digits
Current	1A
Maximum Current	1A