Javelin D
Ɣ
Model PD644 Voltmeter
Instruction Manual
13
DC Voltage Measurement Connections
Figure 4 shows how to connect the DC voltage to be measured.
The voltage on terminal V- must be at ground potential. Be sure to ob-
serve the correct polarity.
!
The reversal of polarity can result in damage to the
meter and associated data communications
equipment and can expose personnel to electrical
shock hazards.
SIGNAL
CONNECTOR
1
2
V-
V+
-
+
0-300 VDC
Figure 4. DC Voltage Signal Connections
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