U1241A/U1242A User’s and Service Guide XIII
Recommended Test Equipment 38
Basic Operating Test 39
Backlight Test 39
Testing the Display 39
Input-A Terminal Test 40
Input-mA Terminal Alert Test 40
Calibration Process 40
Test Considerations 41
Input Connections 42
Performance Verification Tests 42
Calibration Security 46
Unsecuring the Meter for Calibration 46
Using the Front Panel for Adjustments 48
Adjustment Considerations 49
Valid Adjustment Input Values 50
Calibration Adjustments 51
Exiting Adjustment Mode 55
Calibration Count 56
Calibration Errors 56
6 Specifications and Characteristics
DC Specifications 58
AC Specifications 59
Resistance Specifications 60
Diode Check/Audible Continuity Test Specifications 60
Temperature Specifications 61
Capacitance Specifications 62