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