Siemens SCALANCE W774-1 Operating Instructions Manual page 57

Electrical data
Power supply
Fusing
Current consumption
Power loss at 24 VDC
Permitted ambient conditions
Ambient temperature
Relative humidity
Operating altitude
Contaminant concentration
Design, dimensions and weight
Degree of protection
Weight
Dimensions (W x H x D)
Installation options
Mean time between failure (MTBF)
* The PoE class depends on the hardware version of the device. Devices with a hardware
)
version ≥ 2 have PoE class 2. Devices with a lower hardware version have PoE class 3.
SCALANCE W774-1 /W734-1
Operating Instructions, 01/2017, C79000-G8976-C325-08
Supply voltage from terminal
block/socket
Permitted range
+/- 20 %
•
+/- 30 %
•
Design
Properties
Supply voltage from PoE
Permitted range
At 24 VDC / typical
With PoE / typical
At 24 VDC / typical
With PoE / typical
During operation with the rack in-
stalled horizontally
During operation with the rack in-
stalled vertically
During storage
During transportation
During operation
During operation
According to IEC 60721
IP30
520 g
26 x 156 x 127 mm
(height without antenna connector 147 mm)
Wall mounting
•
Installation on a DIN rail
•
Installation on an S7-300 standard rail
•
Installation on an S7-1500 standard rail
•
at 40 °C ambient temperature
7.2 Technical specifications W774 M12
24 VDC Safe Extra Low Voltage (SELV)
19.2 to 28.8 VDC (meets UL require-
•
ments)
16.8 to 31.2 VDC
•
M12 socket
Electrically isolated, redundant design
PoE to 24 VDC non-redundant design
48 VDC
36 to 57 VDC
2 A / 24 VDC
1 A / 48 V PoE
250 mA
125 mA
6 W
6 W
-30 ℃ to +65 ℃
-30 ℃ to +65 ℃
-40 ℃ to +85 ℃
-40 ℃ to +85 ℃
≤ 95% at 25 °C, no condensation
≤ 2,000 m above sea level at max. 60 °C
ambient temperature
61.85 years
Technical data
57