Siemens SCALANCE X-300 Series - Page 54

Technical data
6.2 Connectors and electrical data
SCALANCE X-300
54 Compact Operating Instructions, 05/2016, A5E00982643-14
Table 6- 5 Electrical data: Power supply
Rated voltage
Safety extra-low voltage (SELV)
Voltage range
Permitted voltage range
including total ripple
24 VDC
19.2 VDC - 28.8 VDC
18 VDC - 32 VDC
Table 6- 6 Electrical data: Power consumption
Device variant
Power loss
at 24 VDC
Current consumption at
rated voltage 24 VDC
Overcurrent protection
at input (non-
replaceable fuse)
X304-2FE
6.2 W
260 mA
3 A / 32 V
X306-1LD FE
4.8 W
200 mA
3 A / 32 V
X307-3,
X307-3LD,
X308-2,
X308-2LD,
X308-2LH,
X308-2LH+,
X310,
X310FE,
X320-1 FE
9.6 W 400 mA 3 A / 32 V
X320-3LD FE
12 W
500 mA
3 A / 32 V
Table 6- 7 Electrical data: Signaling contact
Voltage via signaling contact
24 VDC
Switching capacity (resistive load)
max. 100 mA
Table 6- 8 Plug-in terminal block for connectors of the power supply and signaling contact
Power supply
1 x 4-pin
Signaling contact
1 x 2-pin
Table 6- 9 Electrical data: Transmitter output (optical) and receiver input
Device variant
Transmitter output (optical)
Receiver input
min. [dBm]
max. [dBm]
Sensitivity min. [dBm]
Input power max.
[dBm]
X304-2FE
-19
-14
-32
-3
X306-1LD FE
-15
-8
-34
-3