AT-FS232 and AT-FS232/x Series Installation Guide
17
Refer to Table 4 for the cabling specifications for the fiber optic port when
operating in full-duplex mode.
Note
Refer to “Fiber Optic Port Specifications” on page 37 for additional
information on the fiber optic port.
Table 4
100Base-FX Fiber Optic Cabling Specifications (Full-duplex)
Model
Cable Type
Maximum Operating
Distance
1
1. Maximum distance for 100 Mbps optical datalinks is dependent on the following factors: quality of fiber optic,
duplex mode of both end-nodes, and maximum optical loss budget for the optical fiber at each operating optical
wavelength.
Maximum Allowable
Loss Budget
AT-FS232
50/125 or 62.5/
125 micron
multimode
2 km (1.24 mi)
13 dB at 1310 nm
AT-FS232/1
9/125 micron
single-mode
15 km (9.3 mi)
13 dB at 1310 nm
AT-FS232/2
9/125 micron
single-mode
40 km (24.8 mi)
16 dB at 1310 nm
AT-FS232/3
9/125 micron
single-mode
70 km (43.4 mi)
33 dB at 1310 nm
AT-FS232/4
9/125 micron
single-mode
90 km (55.8 mi)
34 dB at 1310 nm
