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7
Signal and Power Input Connections
7-4
Figure 7-9. AC Connector Wiring at P1
Connect your AC meter power as described above.
CAUTION:
As mentioned in Section 5.2.2, the meter has no power ON/OFF
switch. The meter will be ON when power is applied.
WARNING:
Do not connect ac power to your meter until you have
completed all input and output connections. Failure to do so may result in
injury! This device must only be installed electrically by specially trained
electrician with corresponding qualifications. The main power input to the
unit as well as the AC input signal to be measured must agree with the
wiring instruction. The meter is factory set to the power specified by the
customer at the time of ordering. The voltage is printed on the Product ID
Label.
Figure 7-10. DC Connector Wiring at P1
You are now ready to proceed with scaling your meter to display in engineering units as
described in Section 8.
1
2
3
P1
N
~AC LINE
~AC NEUTRAL
PROTECTIVE EARTH GND
L
L
FUSE
N
SWITCH
GREEN WIRE
EARTH
LINE
NEUTRAL
Check for proper Earth grounding
in the power distribution system (single phase).
1
2
3
P1
NC
+DC
-DC
NO CONNECTION
+DC
SHIELD/-DC RETURN
DC POWER
Содержание DP461-S
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