Siemens SCALANCE XR-300M, Compact Operating Instructions

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Media module
1)
Installation di‐
rection
Operating temperature
2)
Media module MM992-2SFP
with pluggable transceiver
SFP991-1LH+
SFP992-1+
SFP992-1LH
SFP992-1LH+
SFP992-1ELH
SFP991-1ELH200
Horizontal Max. 2 modules in slots 11 and 12:
-40 °C to +60 °C
With more than 2 modules or other slot assign‐
ment:
-40 °C to +50 °C
Vertical -40 °C to +50 ℃
MM991-2P Maximum 6 modules in slots 7 and 12:
The slot above an MM991-2P may be used as fol‐
lows:
● Without media module: - 25 °C to + 50 °C
● With media module MM992-2CUC or
MM992-2CU: - 25 °C to + 40 °C
1)
Only hardware product version 02 of the media modules is permitted.
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.
2)
The permitted operating temperature depends on how the mounting device was installed. The
installation is horizontal if the device labeling is from left to right. With a vertical installation, the device
labeling is rotated through 90°.
7.2 Connectors and electrical data
Table 7-5 Connection for end devices or network components
Max. number 24 ports
Media module slots 12 x modular
(2 ports per slot)
Transmitter output (optical) and receiver input The values correspond to those of the permitted
MM900 media modules and SFP transceivers.
Diagnostics port RJ-11 jack
Table 7-6 Electrical data: Power supply
Device version
(power supply)
Redundant
power sup‐
ply unit
Redundant
power supply
possible
Power supply
2 x 24 VDC No Yes Rated voltage 24 VDC
Voltage range 19.2 VDC - 28.8
VDC
Permitted voltage range
incl. total ripple
18.5 VDC - 30.2
VDC
1 x 100 to 240 VAC No No 100 to 240 VAC
(85 to 264 VAC)
Technical specifications
7.2 Connectors and electrical data
SCALANCE XR-300M
Compact Operating Instructions, 11/2019, A5E02661171-15
59