AT-FS232 and AT-FS232/x Series Installation Guide
37
Fiber Optic Port Specifications
Table 7 through Table 10 list the specifications for the fiber optic port.
Table 7
Fiber Optic Transmitter
Table 8
Fiber Optic Receiver
Model
Fiber
Type
1
1. MMF = Multimode Fiber / SMF = Single-mode Fiber.
Fiber
Optic
Diameter
(microns)
Optical
Wavelength
Launch Power (dBm)
2
2. The launch power is measured at one meter from the transmitter.
Max.
Avg.
Min.
AT-FS232
MMF
50/125
1310 nm
-14.0
-20.3
-22.5
MMF
62.5/125
1310 nm
-14.0
-16.8
-19.0
AT-FS232/1
SMF
9/125
1310 nm
-8.0
-11.5
-15.0
AT-FS232/2
SMF
9/125
1310 nm
0.0
-3.0
-5.0
AT-FS232/3
SMF
9/125
1310 nm
+3.0
0
-3.0
AT-FS232/4
3
3. This cable must be non-dispersion-shifted, dispersion-shifted, or non zero-dispersion-shifted single-mode fiber
optic cable.
SMF
9/125
1310 nm
+5.0
+2.0
-0.0
Model
Fiber
Type
1
1. MMF = Multimode Fiber / SMF = Single-mode Fiber.
Fiber Optic
Diameter
(microns)
Optical
Wavelength
Receiver Sensitivity (dBm)
Min.
Avg.
Saturation
AT-FS232
MMF
50/125
1310 nm
-31.8
-34.5
-14.0
MMF
62.5/125
1310 nm
-31.8
-34.5
-14.0
AT-FS232/1
SMF
9/125
1310 nm
-31.0
-31.0
-8.0
AT-FS232/2
SMF
9/125
1310 nm
-35.0
-38.0
0.0
AT-FS232/3
SMF
9/125
1310 nm
-34.0
-36.0
-3.0
AT-FS232/4
SMF
9.125
1310 nm
-34.0
-36.0
-3.0
