7
3.
±Current Jack
(black dot):
Source side of current coil.
4.
AMPS Pushbutton:
When depressed, provides an AC current indica-
tion in amperes on the meter if a load is con-
nected.
5.
WATTS Pushbutton:
When depressed, provides an AC power con-
sumption indication in watts on the meter if a
load is connected.
6.
±Voltage Jack
(black dot):
Voltage coil connection to one side of power line.
7.
150 VOLTS Jack
(white dot):
Voltage coil connection for 150 volt range. Also
common for 300-1500 watt range wattmeter con-
nection.
8.
300 VOLTS Jack
(white dot):
Voltage coil connection for 300 volt range. Also
common for 600-3000 watt range wattmeter con-
nection.
9.
Zero Adjust:
Mechanically sets the meter pointer to zero with
the Instrument disconnected.
10. Meter:
Provides readings on two scale arcs, one for volts
and amperes, and one for watts.
11. Break-In Cable
Assembly:
Facilitates connections to cord-connected de-
vices. See paragraph 4.3 for special test lead set
with alligator clips.
Figure 3-1. Controls, Connectors and Indicator
10
9
8
7
1
2
3
6
5
4
11