Operating instructions

Connecting
6.2 Connecting the 120 V / 240 V Ac power supply
SIMATIC Panel PC 677B
Operating Instructions, 05/2007, A5E01035609-01
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Connecting
How to connect the device to the 120 V AC / 240 V AC power supply
1 Ensure that the On/Off switch is in '0' position
(Off) when you plug in the power cord in order
to avoid unintentional startup of the device.
2 Connect the equipotential bonding.
3 Insert the power cable in the electrical socket.
4 Fasten the cable with the supplied power plug
latch, if necessary.
Power consumption
Depending on the size of the display and taking into account 15 W per PCI slot, the power
consumption for devices with 12" and 15" operator control units is max. 140 W, and with 17"
and 19" operator control units it is max. 163 W.