Owner's manual

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Contents
Contents ................................................................................................. i
WARNING ............................................................................................... ii
CAUTION................................................................................................ ii
Chapter 1
INTRODUCTION .......................................................................... 1
Chapter 2
SPECIFICATIONS ......................................................................... 2
Chapter 3
OPERATION ................................................................................... 5
3.1 Initial Inspection and Setup .................................................... 5
3.2. Connection ............................................................................ 5
3.2.1 General Considerations ................................................. 5
3.2.2 Electrical Considerations ............................................... 5
3.2.3 Four-Wire Kelvin Lead Connections ............................. 5
3.2.4 Thermal emf Considerations ......................................... 6
3.3 Dial Setting ....................................................................... 6
3.4 Environmental Conditions ...................................................... 6
Chapter 4
MAINTENANCE............................................................................ 7
4.1 Verification of Performance ................................................... 7
4.1.1 Calibration Interval ........................................................ 7
4.1.2 General Considerations ................................................. 7
4.1.3 Procedure ...................................................................... 7
4.2 Schematic .............................................................................. 7
Figures
Figure 1.1 DBX Series High-Accuracy Decade Box .............................. 1
Figure 2.1 Typical Operating Guide Affixed to Unit ................................. 4
Figure 3.1 Optimal 4-Wire Kelvin Lead Connection................................. 6
Figure 4.1 DBX Series Schematic Diagram ............................................ 8