U1253B User’s and Service Guide xiii
Types of Service Available 77
Repackaging for Shipment 78
Cleaning 78
To Replace the Power Line Fuse 79
To Replace a Current Input Fuse 80
Electrostatic Discharge (ESD) Precautions 80
Mechanical Disassembly 81
Replaceable Parts 87
To order replaceable parts 87
6 Specifications and Characteristics
DC Specifications 90
AC Specifications 93
Decibel (dB) Calculation 97
Supplemental Measurement Specifications 98
Display update rate 98
Measurement Specifications 98
Reading rates 105
General Characteristics 107
To Cal culate To tal Me a s u r e m e n t E r r o r 109
Accuracy Specifications 110
Transfer Accuracy 110
One-Year Accuracy 110
Temperature Coefficients 110
Configuring for Highest Accuracy Measurements 111