S.I. Tech Home » Mini Modems » Model 2150

Model 2150

100Base Ethernet RJ45 to Fiber Optic Media Converter

S.I. Tech Model 2150 Fast Ethernet RJ45 to Fiber Optic Media Converter

Supports 100 Base - TX and 100 Base - FX Standard
Small size
Link Status, Optical & Ethernet LED indicators
ST or SMA optical connections
Connects directly to DTE or cable

S.I.Tech 2150 Ethernet to Fiber Optic is a compact adapter for connection of Ethernet based equipment to fiber optic and
100 Base - TX. The media converter connects directly to the DTE
and provides ST or SMA fiber optic connectors.
LED indicators provide a visible verification of transmission status
and media converter functions.

Specifications

Operation Mode:	100Base - TX to Fiber
Input/Output Interface:	RJ45
Transmission Line Interface:	ST optical connector standard (SMA Option)
Transmission Distance:	6600 ft., (2Km)*
Transmitter Output Power:	10 Microwatts into 62.5/125 Micron fiber
System Wavelength:	820 nm (1300 nm or Single mode Option)
Data Rate:	100 Mbps
Collision Frequency:	100 Mbps
Bit Error Rate:	10 ^-9
Receiver Sensitivity:	1 Microwatt @ 820 nanometers.
Operating Temperature:	0 C to 50 C
Weight:	0.25 lb (100 grams)
Input Power:	S.I.Tech 2125 power supply 5VDC, 1 Amp
Metal Enclosure:	2.0" X 3.5" X 1.0" (5.00 X 8.90 X 2.54 cm)

RS - 232 Connector Pins Utilized by 2517 Mini Modem (MALE OR FEMALE)

1*	AA	Protective Ground	Chassis
2	BA	Transmitted Data	TXD
3	BB	Received Data	RXD
4	CA	Request to Send	RTS
5	CB	Clear to Send	CTS
6**	CC	Data Set Ready	DSR
7*	AB	Signal Ground	Sig. Gnd.
8**	CF	Data Carrier Detect	DCD
9		Positive 12 VDC Input	+ 12V
20**	DC	Data Terminal Ready	DTR

* Pins 1 and 7 tied together and pins 4 and 5 tied together
** Pins 6, 8, and 20 used to supply power

Operating Distance for Fiber Optic Cable

Fiber Size (Microns)	Attenuation dB/Km	Distance Meters*	Distance Feet*
50	3	2000	6600
62.5	4	1000	3300
10**	1	5000	16000

* While S.I.Tech 2150 can work up to 2 Km, Ethernet spec is limited to 330 ft (100 meters) for 100 Mbps. **Single mode (observe network timing restrictions)

Optical Unit Connection: Connect the optical transmission line to the T and R receptacles. Note which cable channel goes to T or R by noting cable imprint. On the other end, reverse the connections.