Siemens ProtoAir Start-up Guide
Page 15 of 66
4.5
Power-Up ProtoAir
Check power requirements in the table below:
Power Requirement for ProtoAir External Gateway
Current Draw Type
ProtoAir Family
12VDC
24V DC/AC
FPA-W44 (Typical)
250mA
125mA
NOTE:
These values are ‘nominal’ and a safety margin should be added to the power supply of
the host system. A safety margin of 25% is recommended.
Figure 10: Required Current Draw for the ProtoAir
Apply power to the ProtoAir as shown below in
Ensure that the power supply used complies
with the specifications provided in
•
The ProtoAir accepts 12-24VDC or 24VAC on pins 4 and 5.
•
Frame GND should be connected.
Power to
ProtoAir
ProtoAir
Pin #
Pin
Assignment
Power In (+)
Pin 4
V +
Power In (-)
Pin 5
V -
Frame Ground
Pin 6
FRAME GND
Figure 11: Power Connections