the type or number of interfaces. Examples: "X-300" stands for non-modular devices with a
compact housing, "XR-300" means all rack devices, "X-300M" means all modular devices etc.
Note
SCALANCE X320-3LD FE
The SCALANCE X320-3LD FE deviates from the type designation in that it has an SC port for
multimode fiber-optic cable up to a maximum of 5 km in length and two SC ports for single mode
fiber-optic cable up to a maximum of 26 km in length.
● Port 21: Multimode
● Port 22: LD (long distance, single mode)
● Port 23: LD (long distance, single mode)
4.2.2 Designs of the IE Switch X-300 devices
Designs and variants of the IE Switch X‑300
The IE switches of the SCALANCE X‑300 product line can have the following designs and
variants:
Designs of the IE Switch X300
X Compact devices: IE switches X-300 (3 sizes: 60, 120, 180)
XR Rack devices (R): 19" IE switches (for 19" cabinet installation)
X‑300EEC IE Switches X-300: 19"/2 devices (width: 216 mm)
Table 4-1
Variant M of the IE Switch X‑300
M Modular devices (M) are intended to accommodate media modules.
● Partially modular devices: Some of the ports (slots) are intended to accommodate media modules.
Example: X308‑2M
● Fully modular devices: All ports (slots) are intended to accommodate media modules.
Example: XR324‑12M
Description of the device
4.2 Product overview
SCALANCE X-300
32 Operating Instructions, 11/2019, A5E01113043-24
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