Digital Voltmeter Input Accuracy - Keithley 2302 Instruction Manual

13-16 Performance Verification

Digital voltmeter input accuracy

Follow the steps below to verify that Model 2306 digital voltmeter input accuracy is within
specified limits. The test involves setting the voltage applied to the DVM input to accurate
values and then verifying that the Model 2306 digital voltmeter input readings are within
required limits.
1.
Figure 13-5
Connections for DVM accuracy verification
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Model 2001 DMM
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
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With the power supply's output off, connect the Model 2306 OUTPUT #1 DVM IN,
SOURCE, and SENSE terminals to the digital multimeter, as shown in
sure to observe proper polarity (DVM IN +, SOURCE + and, SENSE + to DMM INPUT
HI; also DVM IN -, SOURCE -, and SENSE - to DMM INPUT LO).
SENSE
Ω 4 WIRE
350V
PEAK
2001 MULTIMETER
INPUTS
Ω2 Ω4
FREQ TEMP
RANGE F
AUTO
FRONT/REAR
FILTER MATH
RANGE
CAL
CONFIG MENU EXIT ENTER
Input HI
Input LO
INPUT
HI
1100V
!
PEAK
LO
500V
PEAK
R
2A 250V
AMPS
Source +
Source -
Sense +
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
OUTPUT #1
SOURCE SENSE SOURCE
+ _ _ _
+ +
ISOLATION FROM EARTH: 22 VOLTS MAX.
CAT I
RELAY
CONTROL
24VDC MAX
IEEE-488
(ENTER IEEE ADDRESS
FROM FRONT PANEL MENU)
MADE IN
U.S.A.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
Model 2306
Figure 13-5. Be
OUTPUT #1 connections
shown. Use OUTPUT #2
for Charger Channel.
DVM IN -
DVM IN +
Sense -
DVM IN
+30 VDC MAX OUTPUT #2
DVM IN SOURCE SENSE SOURCE DVM IN
_ + _ _ _ _
+ + + +
LINE FUSE
SLOWBLOW
2.0A, 250V
LINE RATING
100-120VAC, 200-240VAC
50, 60 HZ 165VA MAX
REMOTE
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OPTION