Siemens SCALANCE X-300 Manual page 176

Technical specifications
8.5 XR-300M EEC technical specifications
Table 8- 76 Electrical data of the signaling contact: Voltage, switching capacity
Device Device version (power supply)
SCALANCE
X324-4M EEC 24 to 48 V DC
100 to 240 V AC
60 to 250 V DC
Table 8- 77 Electrical data: Transmitter output optical and receiver input
Device:
SCALANCE
XR324-4M EEC
Table 8- 78 MTBF
Device:
SCALANCE
XR324-4M EEC
Table 8- 79 Overvoltage category
Device
X324-4M EEC
176
Transmitter output optical
min.
[dBm]
Note:
The values correspond to those of the permitted MM900 media modules and SFP transceivers.
Variant
1 x 24 V DC or
1 x 230 V DC
2 x 24 V DC or
2 x 230 V AC
General
Overvoltage category II
Voltage at signaling contact
24 V DC
240 V AC

60 V DC

110 V DC

250 V DC

max.
[dBm]
MTBF
> 15 years
> 15 years (*)
(*) The redundant power supply unit increases the reliability of the system.
The MTBF value of the power supply unit is > 20 years.
In the application range of EN 60255-27
Overvoltage category III
Operating Instructions, 10/2010, A5E01113043-10
Switching capacity
(resistive load)
100 mA maximum
1 A max.

1 A max.

400 mA max.

150 mA max.

Receiver input
Sensitivity min. max. input power
[dBm] [dBm]
SCALANCE X-300