Siemens SIMATIC NET RUGGEDCOM RS969 Equipment Manual page 23

Installing the Device
2.5.1 Power Supply Connector Pin-Out
M23 Power Supply Connector
1
2
Figure 2.4
14
Terminal # Description
1 PS1 Live/+
2 Chassis Ground
3
4 PS1 Neutral/-
5
4
3
M23 Power Supply Connector
Terminal #
1 PS1 Live/+
2 PS1 Neutral/-
3 Chassis Ground
4 PS2 Neutral/-
5 PS2 Live/+
PS1 Live/+ is connected to the positive (+) terminal if the
power source is DC or to the (Live) terminal if the power
source is AC.
Chassis Ground is connected to the Safety Ground terminal
for AC inputs or the equipment ground bus for DC inputs.
This terminal is connected to chassis ground internally.
An additional chassis ground screw is also present that
connects chassis ground to both power supply surge
grounds via a removable jumper. For more information
about the jumper, refer to "Disabling Line-to-Ground
Transient Protection" (Page 19).
PS1 Neutral/- is connected to the negative (-) terminal if the
power source is DC or to the (Neutral) terminal if the power
source is AC.
Description
PS1 Live/+ is connected to the positive (+)
terminal if the power source is DC or to the (Live)
terminal if the power source is AC.
PS1 Neutral/- is connected to the negative (-)
terminal if the power source is DC or to the
(Neutral) terminal if the power source is AC.
Chassis Ground is connected to the Safety Ground
terminal for AC inputs or the equipment ground
bus for DC inputs. This terminal is connected to
chassis ground internally.
An additional chassis ground screw is also
present that connects chassis ground to both
power supply surge grounds via a removable
jumper. For more information about the jumper,
refer to "Disabling Line-to-Ground Transient
Protection" (Page 19).
PS2 Neutral/- is connected to the negative (-)
terminal if the power source is DC or to the
(Neutral) terminal if the power source is AC.
PS2 Live/+ is connected to the positive (+)
terminal if the power source is DC or to the (Live)
terminal if the power source is AC.
Usage
Usage
RUGGEDCOM RS969
Equipment Manual, 10/2023, C79000-G8976-1038-05