Keithley 2700 Service Manual

Calibration Reference B-19
:LOCK
(:CALibration:PROTected:CARD1:LOCK)
Purpose To lock out Model 7700 calibration.
Format :cal:prot:card1:lock
Parameter None
Description The :LOCK command allows you to lock out Model 7700 calibration after
completing the procedure. Thus, :LOCK performs the opposite of enabling
calibration with the :CODE command.
Example :CAL:PROT:CARD1:LOCK Lock out card 1 calibration.
:LOCK?
(:CALibration:PROTected:CARD1:LOCK?)
Purpose To read Model 7700 calibration lock status.
Format :cal:prot:card1:lock?
Response 0 Calibration locked.
1 Calibration unlocked.
Description The :LOCK? query requests status from the Model 2700 on Model 7700
calibration locked/unlocked state. Calibration must be enabled sending the
:CODE command before calibration can be performed.
Example :CAL:PROT:CARD1:LOCK? Request card 1 cal lock state.
:RCOunt
(:CALibration:PROTected:CARD1:RCOunt)
Purpose To reset card calibration count to 0.
Format :cal:prot:card1:rco
Parameter None
Description The :RCOunt command resets the card calibration count reported by
:COUNt? to 0.
Example :CAL:PROT:CARD1:RCO Rest card calibration count.

Keithley 2700 Specifications

General

Type	Digital Multimeter
Measurement Functions	DC Voltage, AC Voltage, DC Current, AC Current, Resistance, Frequency, Temperature
DC Voltage Range	100 mV to 1000 V
AC Voltage Range	100 mV to 750 V
Frequency Range	3 Hz to 500 kHz
Temperature Range	-200°C to +1372°C
Display	Vacuum Fluorescent Display
Connectivity	IEEE-488, RS-232
Channels	10
Power Supply	100V to 240V AC, 45Hz to 66Hz
DC Current Range	10 µA to 3 A
AC Current Range	10 µA to 3 A
Temperature Measurement	Thermocouple, RTD