U1241A/U1242A User’s and Service Guide XI
Contents
1 Getting Started
Introduction 2
Checking the Shipping Contents 3
The Front Panel at a Glance 4
Adjusting Tilt Stand 4
The Annunciator at a Glance 5
Analog Bar Graph 6
The Keypad and Rotary Switch at a Glance 6
The Input Terminal at a Glance 8
2 Features and Functions
Measuring Voltage 10
Measuring Current (> 440 mA) 10
Measuring Current (< 440 mA) 11
Measuring % Scale of 4 – 20 mA 11
Measuring Frequency 12
Measuring Resistance and Testing Continuity 12
Testin g D i o des 13
Measuring Capacitance 14
Measuring Temperature 14
Measuring Harmonic Ratio (U1242A) 16
Using Switch Counter 16
MINMAX Recording 18
Data Hold (Trigger Hold) 18