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WELD SENTRY 2
LINE VOLTAGE MONITOR
The Weld Sentry can be connected to either a 115,230, 360, or 480 VAC Power Line.
1.
Remove the plug covering the Line Monitor Input on the rear panel of the Sentry.
2.
Locate the Parts required:
3-wire cable
strain relief bushing
power line connector
3.
Attach the strain relief bushing to one end of cable.
4.
Feed cable through the Line Monitor Input.
5.
Connect the 3 wires to the terminal block mounted on the inside rear panel of the Sentry. Connect
the green wire to ground. Refer to Figure 9 below. Connect the white and black wires to terminal 2
and 4, either wire can go to either terminal.
6.
Attach the strain relief bushing to the cable and snap into the feed-through hole. The cable should fit
snugly and not push or pull through the hole.
7. a. Connect the appropriate user-supplied power line plug to the opposite end of the cable.
Plug into power line receptacle for the power line to be monitored., or
b. Connect the Line Voltage Cable wires directly to the power panel of the power line to be monitored.
8.
Locate the line monitor jumper on the power supply PCB inside the Weld Sentry. Select the jumper
position marked for the line voltage to be monitored.
9.
Select Menu/Line Monitor and enter the correct nominal Line Voltage.
Figure 9 - Line Monitor connections on the inside rear panel of the Sentry.
SET VOLUME ALARM - The audio level of the Sentry's beeper can be changed by adjusting the R8
potentiometer on the Power Supply Board. Refer to Drawing 4-32708.
SET CONTRAST FOR DISPLAY SCREEN - The display contrast for the LCD screen can be
changed by adjusting the R2 potentiometer on the Power Supply Board. Refer to Drawing 4-32708.
P/N 4-32508-01
P/N 180-051
user supplied
included in the ship kit
included in the ship kit
Page 13
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