Chapter 2: Installation
NS3550-8T-2S Industrial Managed Switch User Manual
23
Part #
Fiber
Connector
# of
Fibers
Fiber
Type
Max
Distance
Wave
Length
Optical
Budget
(dBm)
Optical
Power
(dBm)
Receiver
Sensitivity
(dBm)
Operating
Temperature
Fast Ethernet 100Base FX
S20-2MLC2
LC
2
Multi-
mode
2 km
(1.2 mi.)
1310 nm
12
-20 ~ -14
-32
0 to +50°C
(32 to 122°F)
S25-2MLC2
LC
2
Multi-
mode
2 km
(1.2 mi.)
1310 nm
12
-20 ~ -14
-32
-40 to +75°C
(-40 to
167°F)
Fast Ethernet 100Base LX
S20-2SLC20
LC
2
Single
Mode
20 km
(12 mi.)
1310 nm
19
-15 ~ -8
-34
0 to +50°C
(32 to 122°F)
S25-2SLC20
LC
2
Single
Mode
20 km
(12 mi.)
1310 nm
19
-15 ~ -8
-34
-40 to +75°C
(-40 to 167°F)
Fast Ethernet 100Base BX
S20-1SLC/A-
20
LC
1
Single
Mode
20 km
(12 mi.)
1310 /
1550 nm
18
-14 ~ -8
-32
0 to +50°C
(32 to 122°F)
S25-1SLC/B-
20
LC
1
Single
Mode
20 km
(12 mi.)
1550 /
1310 nm
18
-14 ~ -8
-32
-40 to +75°C
(-40 to 167°F)
Gigabit Ethernet 1000Base SX
S30-2MLC
LC
2
Multi-
mode
220/550 m
(720 /
1800 ft.)
850 nm
7.5
-9.5 ~ -1
-17
0 to +50°C
(32 to 122°F
S35-2MLC
LC
2
Multi-
mode
220/550 m
(720 /
1800 ft.)
850 nm
7.5
-14 ~ -8
-17
-40 to +75°C
(-40 to 167°F)
OM1 Multimode fiber @ 200/500 MHz-km
OM2 Multimode fiber @ 500.500 MHZ-km Laser Rated for GbE LANs
S30-2MLC-2
LC
2
Multi-
mode
2 km
(1.2 mi.)
1310 nm
10
-9 ~ -1
-19
0 to +50°C
(32 to 122°F)
OM3 Multimode fiber @ 2000/500MHz-km Optimized got 850 nm VCSELs
Gigabit Ethernet 1000 Base LX
S30-2SLC-
10
LC
2
Single
Mode
10 km
(6.2 mi.)
1310 nm
18
-9.5 ~ -3
-20
0 to +50°C
(32 to 122°F)
S35-2SLC-
10
LC
2
Single
Mode
10 km
(6.2 mi.)
1310 nm
18
-9.5 ~ -3
-20
-40 to +75°C
(-40 to 167°F)
S30-2SLC-
30
LC
2
Single
Mode
30 km
(18.6 mi.)
1310 nm
18
-2 ~ +3
-23
0 to +50°C
(32 to 122°F)
S35-2SLC-
30
LC
2
Single
Mode
30 km
(18.6 mi.)
1310 nm
18
-2 ~ +3
-23
-40 to +75°C
(-40 to 167°F)