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Appendix I: Adjustment Procedure
Equipment Required
Table A–7: Required Adjustment Equipment
Item Number and Description
1.
Digital Volt Meter (DVM)
2.
VXIbus Extender Board
System Requirements
Table A–8: Elements of a Minimum VX4730 Adjustment System
Item Number and Description
1.
VXIbus Mainframe
2.
Slot 0 Controller
3.
System Controller
A–42
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NOTE. The module may be operated on an extender board to allow access to the
adjustments.
This procedure uses traceable signal sources and measurement instruments.
Table A–7 lists the required equipment however, you may use equipment other
than the recommended examples if it meets the minimum requirements listed.
Minimum Requirements
5-1/2 digit, 100 VDC range, accuracy >
0.002 %.
Full length C size VXIbus extension
In order to perform this procedure, the VX4730 must be installed in an approved
VXIbus system. At a minimum, the system must contain the elements listed in
Table A–8.
Minimum Requirements
One available slot, for the VX4730
in addition to the Slot 0 controller
Resource Mgr., Slot 0 Functions,
IEEE 488 GPIB Interface
286 Processor; Talker/Listener/
Controller GPIB card, and software
Example
FLUKE 8842A
Tektronix 73A–850
Example
Tektronix VX1400A
VX4521 Slot 0 Resource Mgr.
IBM 486 PC with National
Instruments GPIB PC2A card
& NI-488.2M software, GPIB
cable (Tektronix part number
012–0991-00)
VX4730 12-Channel D/A Module
Purpose
Checking voltage accuracy
Providing adjustments access
Purpose
Power, cooling, and backplane
for VXIbus modules
Slot 0 functions, Resource
Mgr., GPIB-VXIbus interface
System Controller
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