Siemens SIMATIC NET SCALANCE XM-400 - Page 69

Technical specifications
8.2 Technical specifications of the SCALANCE XM408-8C
SCALANCE XM-400
Operating Instructions, 09/2018, C79000-G8976-C306-08
69
Technical specifications
Electrical data
Power supply
Rated voltage
24 V DC
Voltage range
19.2 V DC - 28.8 V DC
Design
Terminal block, 4 terminals
Cable cross-section
• Minimum
• Maximum
• 0.75 mm
2
(18 AWG)
• 2.5 mm
2
(12 AWG)
Properties
Implemented redundantly
Fusing
3.15 A / 125 V
Maximum
incl. extender
XM408-8C
8 x RJ-45 with
1000 Mbps
Current consumption
at 24 V DC
2 A
0.6 A
Effective power loss
at 24 V DC
48 W
14.4 W
Signaling contact
Quantity
1
Design
Terminal block, 2 terminals
Permitted voltage range
24 V DC
Load capability
max. 100 mA
Permitted ambient conditions
Ambient temperature/
In areas according to UL508 or CSA
C22.2 No.142: Temperature of the
ambient air
During operation up to 2000 m
-40 °C to +70 °C
During operation up to 3000 m
-40 °C to +65 °C
During storage
-40 °C to +85 °C
During transportation -40 °C to +85 °C
Relative humidity During operation at 25 °C ≤ 95 %, no condensation
Design, dimensions and weight
Weight
1150 g
Degree of protection
IP20
Dimensions (W x H x D) 140 x 150 x 125 mm
Installation options
• Installation on a DIN rail
• Installation on an S7-300 standard rail
• Installation on an S7-1500 standard rail
Mean time between failure (MTBF)
at 40 °C ambient temperature
28 years