Siemens SIMATIC NET SCALANCE W774-1 - Page 58

Technical data
7.2 Technical specifications W774 M12
SCALANCE W774-1 /W734-1
58 Operating Instructions, 07/2020, C79000-G8976-C325-14
Technical specifications
Class
Class 2 *
)
Mode
Mode A (phantom power)
Attachment to Industrial Ethernet
Quantity
2
Design
M12 socket
Properties
Half duplex/full duplex, autocrossover,
autonegotiation, autosensing, PoE, float-
ing
Permitted cable lengths (Ether-
net)
(Alternative combinations per length range)
IE TP torsion cable
0 ... 55 m
0 ... 45 m + 10 m TP cord
IE FC TP marine cable
IE FC TP trailing cable
IE FC TP flexible cable
IE FC TP FRNC cable
IE FC TP festoon cable
IE FC TP food cable
0 ... 85 m
0 ... 75 m + 10 m TP cord
IE FC TP standard cable
0 ... 100 m
0 ... 90 m + 10 m TP cord
Wireless interface
Antenna connector
Quantity
2
Design
R-SMA female
Impedance
50 Ω nominal
Frequency range
2412 ... 2480 MHz
4920 ... 5875 MHz
Electrical data
Direct 24 VDC supply
Supply voltage from socket
24 VDC Safe Extra Low Voltage (SELV)
Permitted range
+/- 20 %
19.2 to 28.8 VDC (meets UL require-
ments)
+/- 30 %
16.8 to 31.2 VDC
Design
M12 socket
Properties
Electrically isolated, redundant design
PoE to 24 VDC non-redundant design
Supply voltage from PoE
Power supply
48 VDC
Permitted range
36 to 57 VDC
Fusing
2 A / 24 VDC
1 A / 48 V PoE
Current consumption
At 24 VDC / typical
250 mA
With PoE / typical
125 mA
Power loss at 24 VDC
At 24 VDC / typical
6 W
With PoE / typical
6 W