Keithley 2701 User Manual

Model 2701 User’s Manual Getting Started 1-13
3 Range keys:
Unshifted
 and  Dual function—Selects the next higher/lower measurement range for the selected function.
When in a menu, these keys make selections or change values.
AUTO Enables/disables autorange for the selected function.
4 Display annunciators:
* (asterisk) Readings being stored in buffer.
↔ (more) Indicates additional selections are available.
))) (speaker) Beeper on for continuity or limits testing.
Digital input/output or analog output active (set to non-default value).
4W 4-wire resistance or 4-wire RTD temperature reading displayed.
~AC AC function selected (ACV, dB, or ACI).
AUTO Auto range enabled.
BUFFER Recalling readings stored in buffer.
CHAN Setup or reading for a switching channel displayed.
DELTA Channel average enabled.
ERR Questionable reading or invalid cal step.
FAST Fast reading rate selected.
FILT Filter enabled for selected function.
HIGH Reading has reached or exceeded the enabled high limit.
HOLD 2701 in hold mode.
LOW Reading has reached or exceeded the enabled low limit.
MATH mX+b, percent, or reciprocal (1/X) calculation enabled.
MED Medium reading rate selected.
MON Monitor channel displayed.
OCOMP 4-wire offset compensated ohms enabled.
RATIO Channel ratio enabled.
REAR Front panel input terminals disconnected.
REL Relative enabled for selected function.
REM Instrument in Ethernet remote mode.
SCAN Scanning operation being performed.
SHIFT Accessing a shifted key.
SLOW Slow reading rate selected.
SRQ Service request over Ethernet or RS-232.
STAT Displaying buffer statistics.
STEP Stepping operation being performed.
TIMER Timer controlled triggering in use.
TRIG External triggering selected.
5 INPUTS switch:
Use to select front panel inputs (out; F) position or switching module inputs (in; R) position.
NOTE For remote programming, the following command queries the INPUTS switch
position:
SYSTem:FRSWitch? ' Query INPUTS switch; 0 = rear, 1 = front.
6 Handle:
Pull out and rotate to desired position.

Keithley 2701 Specifications

General

Max Voltage	300 V
Max Current	3 A
Frequency Range	3 Hz to 500 kHz
Frequency Accuracy	0.01%
Weight	3.6 kg
Measurement Functions	Frequency, Temperature
Interface	IEEE-488 (GPIB), RS-232
DC Voltage Range	300 V
DC Current Range	3 A
AC Voltage Range	300V
AC Current Range	1 μA to 3 A
Resistance Accuracy	0.01%
Channels	10
Dimensions	213mm x 88mm x 370mm