4
Contents
1.
INTRODUCTION ............................................................................... 5
1.1
General ................................................................................................ 5
1.2
Description .......................................................................................... 5
1.3
Technical Data ..................................................................................... 5
2.
INSTALLATION .................................................................................. 6
2.1
Unpacking ........................................................................................... 6
2.2
Power Source Requirements .............................................................. 6
2.3
Installation ........................................................................................... 6
3.
CONTROLS, CONNECTORS & INDICATOR ...................................... 6
3.1
Description .......................................................................................... 6
4.
OPERATION ...................................................................................... 8
4.1
Safety Precautions .............................................................................. 8
4.2
Zero Setting Of Meters ......................................................................... 8
4.3
Input Lead Connections ...................................................................... 9
4.4
DC Voltage Measurements 0-150V, 0-300V ....................................... 9
4.5
AC Voltage Measurements, 0-150V, 0-300V ....................................... 9
4.6
AC Current Measurements, 0-3A, 0-15A ............................................ 9
4.7
AC Watts 0-300, 0-1500, Using Break-In Plug (Line Voltage 0-150) 11
4.8
AC Watts 0-600, 0-3000, Using Break-In Plug (Line Voltage 0-300) 12
4.9
Determining Power Factor ................................................................. 12
4.10 Use Of Wattmeter With Two & Three Phase Circuits ......................... 13
4.11 Troubleshooting ................................................................................. 13
5.
THEORY OF OPERATION .............................................................. 14
5.1
AC And DC Voltmeter Circuit ............................................................. 14
5.2
AC Ammeter Circuit ........................................................................... 14
5.3
AC Wattmeter Circuit ......................................................................... 15
5.4
Schematic Diagram ........................................................................... 15
5.5
Break-In Plug ..................................................................................... 15
6.
MAINTENANCE .............................................................................. 16
6.1
Warranty ............................................................................................ 16
6.2
Shipping ............................................................................................ 16
6.3
Care ................................................................................................... 16
7.
ORDERING INFORMATION AND SCHEMATIC DIAGRAM ............. 16