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Calibration
19-11
20pA-2µA range calibration
1.
Connect the triax shielding cap to the Model 6514 INPUT jack.
Table 19-4
20
µ
A-20mA range amps calibration summary
Model 6514 range
Calibrator currents*
Settling time**
20
µ
A
0
µ
A
>15 sec.
+20.00000
µ
A
>15 sec.
-20.00000
µ
A
>15 sec.
200
µ
A
0
µ
A
>15 sec.
+200.0000
µ
A
>15 sec.
-200.0000
µ
A
>15 sec.
2mA
0mA
>15 sec.
+2.000000mA
>15 sec.
-2.000000mA
>15 sec.
20mA
0mA
>15 sec.
+20.00000mA
>15 sec.
-20.00000mA
>15 sec.
* Calibrate zero, positive full-scale, and negative full-scale for each range. Triax cap used for zero
cal points.
** Allow calibration signal to settle for indicated time before calibrating each point.
RS232
DIGITAL I/O
PREAMP
250V PK
2V
OUTPUT
COMMON
CHASSIS
120
FUSE
LINE
630mA
LINE RATING
50, 60Hz
60 VA MAX
T
(SB)
100 VAC
120 VAC
315mAT
(SB)
220 VAC
240 VAC
INPUT 250V PK
IEEE-488
(CHANGE IEEE
WITH FRONT PANEL MENU)
TRIGGER LINK
!
!
MADE IN
U.S.A.
V,
GUARD
(PROGRAMMABLE)
OFF
ON
GUARD
(FOLLOWS
INPUT)
(INTERNAL)
INPUT
PREAMP
10K
PREAMP
OUT
2V
OUTPUT
COM
Model 6514 Electrometer
DC Voltage Calibrator
BNC-to-dual
Banana Plug
Adapter
Triax Cable
100G
Ω
100M
Ω
10G
Ω
1G
Ω
1nF
100nF
OUTPUT
Connect
Cable
Shield to
Output LO
Low-noise
Coax Cable
Note: Connect Calibrator to
Appropriate Resistor,
Link Shield and Chassis.
Model 5156 Calibration Standard
!
Figure 19-3
Connections for
20pA-2
µ
A range
calibration
Summary of Contents for 6514
Page 203: ...14 CommonCommands...
Page 207: ...15 SCPISignalOriented MeasurementCommands...
Page 235: ...18 PerformanceVerification...
Page 254: ...19 Calibration...
Page 274: ...20 RoutineMaintenance...
Page 278: ...A Specifications...
Page 282: ...B StatusandErrorMessages...
Page 288: ...C GeneralMeasurement Considerations...
Page 294: ...D DDCEmulationCommands...
Page 299: ...E ExamplePrograms...
Page 306: ...F IEEE 488BusOverview...
Page 320: ...G IEEE 488andSCPI ConformanceInformation...
Page 324: ...H CalibrationOptions...