Keithley 2001 User Manual

Front Panel Operation
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RESTORE
Use this menu item to return the instrument to a setup that
was previously stored in memory. Depending on the memory
option, up to one (STD), five (MEM1), or ten (MEM2) set-
ups can be saved in non-volatile memory.
1. To select RESTORE, place the cursor on it and press
ENTER. The following message is displayed for a Mod-
el 2001/MEM1:
RESTORE #0 (4 max)
Note that the numbering of the setup locations starts
with SETUP#0.
2. To restore the instrument setup saved at the displayed
memory location, press ENTER. The instrument returns
to the normal display of readings.
3. To restore a different setup (for those units with optional
memory), use the RANGE ▲ and ▼ keys to increment
and decrement the location number, then press ENTER.
The instrument returns to the normal display of read-
ings.
POWERON
Use this menu item to select the instrument setup that goes
into effect on power-on.
The instrument can be set to power on to the factory bench
defaults, the factory GPIB defaults, or to a user setup stored
at a specific memory location.
To select the POWERON menu item, place the cursor on
POWERON and press ENTER. The following menu is dis-
played:
SET POWER-ON DEFAULT
BENCH GPIB USER-SETUP-NUMBER
BENCH: With this option, the instrument returns to the
bench default conditions (see Table 3-43) the next time it is
turned on. To select the bench defaults, place the cursor on
BENCH and press ENTER. The instrument returns to the
SETUP MENU.
GPIB: With this option, the unit returns to the GPIB default
conditions (see Table 3-43) the next time it is turned on. To
select the GPIB defaults, move the cursor to GPIB and press
ENTER. The instrument returns to the SETUP MENU.
USER-SETUP-NUMBER: Using this option, the instru-
ment powers on to a user setup saved at a specific memory
location. To select a user setup, place the cursor on USER-
SETUP-NUMBER and press ENTER. The following mes-
sage is displayed for the Model 2001/MEM1:
PWRON DFLT#0 (4 max)
1. To power on to the setup stored at the displayed memory
location, press ENTER. The instrument returns to the
SETUP MENU.
2. To power on to setup stored at a different memory loca-
tion (for those units with optional memory), use the
RANGE ▲ and ▼ keys to increment and decrement the
location number, then press ENTER.
RESET
Use this menu option to reset the instrument to the bench or
GPIB default conditions (see Table 3-43).
To select RESET, place the cursor on RESET and press EN-
TER. The following menu is displayed:
RESET ORIGINAL DFLTS
BENCH GPIB
BENCH: With this option, the instrument returns to the
bench default conditions (see Table 3-43). To select the op-
tion, place the cursor on BENCH and press ENTER. The in-
strument returns to the normal display of readings after
requesting an ENTER to confirm your selection.
GPIB: With this option, the unit returns to the GPIB default
conditions (see Table 3-43). To select the option, move the
cursor to GPIB and press ENTER. The instrument returns to
the normal display of readings after requesting an ENTER to
confirm your selection. Note that the instrument goes to the
Idle state.

Keithley 2001 Specifications

General

Model	2001
Category	Multimeter
Manufacturer	Keithley
Type	Digital Multimeter
Digits of Resolution	7.5
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
Frequency Range	3 Hz to 500 kHz
Connectivity	GPIB, RS-232
Display	VFD
Resistance Accuracy	0.008% + 2.0 mΩ
Frequency Accuracy	±0.01%
DC Current Range	10 μA to 3 A
AC Current Range	10 μA to 3 A
Power Supply	100 V to 240 V AC, 45 Hz to 66 Hz