Distance 40 km
Laser class 1 as per EN 60825-1/-2 With the use of 9 μm/125 μm optical fibers
Minimum Maximum
Transmitter power coupled in the
singlemode optical fiber
-8.0 dBm
avg
-3.0 dBm
avg
Receiver sensitivity -3.0 dBm
avg
-33.0 dBm
avg
Optical budget 25.0 dB –
USART-AY-2LDFO
NOTE
Use the protection-interface module USART-AY-2LDFO paired with USART-AX-2LDFO or USART-AH-1LDFO
only.
Description Protection-interface module for synchronous or asynchronous operation
with 2 optical interfaces
In particular, a bidirectional data exchange through a single optical fiber
is possible with the USART-AX-2LDFO module.
Product code P1Z789
Figure
Connector type 2 x simplex LC
Wavelength λ = 1550 nm
Baud rate 2 Mbit/s for the protection-interface communication
Protocol Protection-interface communication
Max. line length 40 km for singlemode optical fibers
Distance 40 km
Laser class 1 as per EN 60825-1/-2 With the use of 9 μm/125 μm optical fibers
Minimum Maximum
Transmitter power coupled in the
singlemode optical fiber
-8.0 dBm
avg
-3.0 dBm
avg
Receiver sensitivity -3.0 dBm
avg
-33.0 dBm
avg
Optical budget 25.0 dB –
USART-AV-2LDFO
Description
Protection-interface module for synchronous or asynchronous operation
with 2 optical interfaces
Product code P1Z741
4.2.4.10
4.2.4.11
Plug-In Modules
4.2 Communication Modules
172 SIPROTEC 5, Hardware Description, Manual
C53000-G5040-C002-M, Edition 12.2021