Siemens SCALANCE X308-2M Operating Instructions Manual page 158

Technical specifications
8.2 X-300 technical specifications
Table 8- 6
Voltage via signaling contact
Switching capacity (resistive load)
Table 8- 7
Power supply
Signaling contact
Table 8- 8 Electrical data: Transmitter output (optical) and receiver input
Device variant
X304-2FE
X306-1LD FE
X307-3
X307-3LD
X308-2
X308-2LD
X308-2LH
X308-2LH+
X310
X310FE
X320-1 FE
X320-3LD FE
Fast Ethernet, long distance interface
1)
Fast Ethernet, multimode interface
2)
Note
Exception in the naming of X320-3LD FE
With the X320-3LD FE IE switch, the key to the name is different. The position -3LD covers a
total of 3 connectors (1-2) of which only 2 connectors are LD, refer to the explanation below:
• Port 21: Multimode
• Port 22: LD (long distance, single mode)
• Port 23: LD (long distance, single mode)
158
Electrical data: Signaling contact
Plug-in terminal block for connectors of the power supply and signaling contact
Transmitter output (optical)
min. [dBm] max. [dBm]
-19
-15
-9,5
-9,5
-9,5
-9,5
-6
0
-
-
-19
-15
1)
-19
2)
24 VDC
max. 100 mA
1 x 4-pin
1 x 2-pin
Sensitivity min. [dBm]
-14
-8
-4
-3
-4
-3
0
5
-
-
-14
-8 -34
1)
-14 -32
2)
Operating Instructions, 02/2012, A5E01113043-12
Receiver input
Input power max.
[dBm]
-32
-34
-17
-21
-17
-21
-23
-23
-
-
-32
-3
1)
-3
2)
SCALANCE X-300
-3
-3
-3
-3
-3
-3
-3
-3
-
-
-3
1)
2)