Connectors And Electrical Data - Siemens SCALANCE X-300 Series Operating Instructions Manual
Industrial ethernet switches
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Also See for SCALANCE X-300 Series:
- Configuration manual (404 pages) ,
- Manual (290 pages) ,
- Compact operating instructions (84 pages)
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Technical specifications
8.7 X-300M PoE technical specifications
Media module
Media module MM992-2SFP
with pluggable transceiver
SFP991-1LH+
SFP992-1+
SFP992-1LH
SFP992-1LH+
SFP992-1ELH
SFP991-1ELH200
MM991-2P
Only hardware product version 02 of the media modules is permitted.
1)
The hardware product version is shown on the product. You can also read out this information from the
device with the WBM or the CLI.
The permitted operating temperature depends on how the mounting device was installed. The
2)
installation is horizontal if the device labeling is from left to right. With a vertical installation, the device
labeling is rotated through 90°.
8.7.2
Connectors and electrical data
Table 8-70
Max. number
Electrical
Media module slots
Transmitter output (optical) and receiver input
Table 8-71
Rated voltage
24 VDC
Table 8-72
Current consumption
Max. power consumption
(incl. PoE power supply of the connected PoE de‐
vices (PDs))
Power loss at 24 VDC
190
Installation di‐
1)
rection
Horizontal
Vertical
Connection for end devices or network components
Electrical data: Power supply
Voltage range
19.2 VDC - 28.8 VDC
Electrical data: Power consumption and redundancy
Operating temperature
2)
-40 °C to +50 ℃
-40 °C to +45 ℃
- 25 °C to + 40 ℃
8 ports
4 x RJ-45 jacks, MDI‑X pinning,
10/100/1000 Mbps (half/full duplex)
power supply for connected devices (PDs) using
Power over Ethernet (PoE) according to
IEEE 802.3af / 802.3at (type 1)
2 x modular
(2 ports per slot)
The values correspond to those of the permitted
MM900 media modules and SFP transceivers.
Permitted voltage range
including total ripple
18.5 VDC - 30.2 VDC
2 A
48 W
17 W
Operating Instructions, 11/2019, A5E01113043-24
SCALANCE X-300
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