Electro Standards Laboratories
Cranston, RI 02921 3403
Jul 18, 2008 Model 6765 is high speed, 4-channel Logic-to-Fiber Interface Converter that translates 4 input/output logic pairs into 4 fiber pairs, resulting in total of 8 fiber optic connections. It features user selectable fiber light ON polarity, ST fiber connectors, and logic test points for signal monitoring. Powered from 5 Vdc, circuit board is suited for embedded applications.

Electro Standards Laboratories
Cranston, RI 02921 3403
Apr 04, 2008 Model 4149 high speed ruggedized Fiber-to-RS485/422/232 interface converter offers operating speeds of 1.5 Mbps for RS232 to fiber conversion and 20 Mbps for RS485/422 to fiber conversion. Operating from -40 to +85°C, it features protection circuitry on all receivers and transmitters for both RS232 and RS485/422 interfaces. Unit can be powered from wide input range of 9-36 Vdc, and from 4.5-9 and 18-72 Vdc voltage ranges for other models.

GarrettCom, Inc.
Fremont, CA 94539
Jan 03, 2008 By using industrial-grade Magnum(TM) CSG14 Extended SX Converter Switches on both ends of multi-mode connection, it is possible to upgrade multi-mode fiber to Gigabit and maintain existing fiber cable transmission distances to 2,000 m. Solution, comprised of high-speed flexible edge-of-the-network industrial Ethernet media converter and switch, includes 2-port 10/100/1000 copper switch and Gigabit fiber port configurable to support any multi-mode or single-mode Gb fiber connector type.

TC Communications Inc.
Irvine, CA 92614
Nov 23, 2007 Model TC3240 10/100M 4-port Switching/Bridging Fiber Optic Ethernet Media Converter converts or connects 10/100Base-TX (UTP) networks to 100Base-FX (Fiber Optic) networks. Password-protected unit provides 10/100 Mbps Auto-Negotiation, automatically adapts to full or half-duplex mode, and includes built-in switch that enables distances up to 100 km without additional hardware. Industrial hardened version is also available for harsh environments.

Advantech Automation Corp.
Cincinnati, OH 45240
Sep 24, 2007 Combining 1,000 Mbps speed of Gigabit Ethernet (GigE) with EMI/RFI noise immunity and electrical isolation of fiber optic cable, EKI-2741 Series Gigabit Industrial Ethernet Media Converters enable GigE connections spanning up to 70 miles. All units include Link Fault Pass-through, which allows cable breaks or power failures to be signaled to attached devices. Supplied in DIN-rail mount metal chassis, series features dual 12-48 Vdc power inputs and 3,000 V power line surge protection.

Ethernet Direct
Newark, DE 19702
Sep 24, 2007 Available with DB9 or terminal block interface options, RUS-115 and RUS-125 series can integrate serial and multi-mode or single-mode fiber networks to provide reliable solution for industrial Ethernet environment. Vibration- and shock-resistant products automatically detect serial baud rate and can extend transmission distance up to 2 km over multimode fiber and up to 120 km over single mode fiber. Transmission speeds reach 115.2 kbps for RS-232 and 500 kbps for RS-422/485.

Phoenix Contact
Harrisburg, PA 17111 0100
Feb 27, 2007 Suited for use in shipbuilding and marine industries, PSI-MOS Profibus Fiber-Optic media converters feature conformal-coated printed circuit boards for protection against salt water, moisture, and dust. Devices are approved for use in UL Class 1, Division 2 hazardous locations where volatile flammable materials are normally found and contained, but can become hazardous through abnormal conditions.

Texas Advanced Optoelectronic Solutions
Plano, TX 75074
Dec 12, 2006 Supporting TSL230RD, TSL235R, TSL237S, TSL237T, TSL238D, and TSL245R light-to-frequency converters, Light-to-Frequency Evaluation Module (LTFEVM) includes motherboard with Parallax BASIC Stamp microcontroller, 2 microcontrollers operating as coprocessors, and 6 hot-swappable daughterboards. Unit features Windows-based application software that provides frequency and period measurement, LED brightness control, and strip-chart recorder. USB-powered EVM requires no external power supply.

KORENIX Technologies
Taipei 231  Taiwan
Nov 27, 2006 Designed to convert 1000Base-T to 1000Base-SX/LX signals, 3301 Gigabit Ethernet Media Converter expands network through gigabit fiber optic connection, extending single mode fiber link up to 20 km. Devices feature LC and SC connector formats in multi- and single-modes, and can be installed stand-alone or mounted on media converter chassis. Supporting packets up to 10 KB, series features auto-negotiation and flow control function on RJ-45 copper port.

Texas Advanced Optoelectronic Solutions
Plano, TX 75074
Nov 01, 2006 Able to measure light levels from bright sunlight to dim moonlight, surface-mount (SMT) TSL238T interfaces directly to microprocessor and does not require external ADC. Waveform output frequency is directly proportional to light intensity, and output enable pin provides designer with option of feeding output of multiple devices into single microprocessor input port by enabling one TSL238T device at a time. Product is specified for operation over -25 to +70°C range.

Highland Technology, Inc.
San Francisco, CA 94103
Nov 01, 2006 Offered in 850 nm multimode and 1,310 nm singlemode versions, single-channel Model J724 allows fast timing and logic-level signals to be transported via fiber optic levels. Packaging enables E/O transition to be located wherever convenient, and adjustable inputs are compatible with TTL, LVTTL, ECL, NIM, and most other common logic levels. Converter is intended for use with 9/125 micron singlemode fiber, but is also usable with 62/125 micron multimode fiber.

KORENIX Technologies
Taipei 231  Taiwan
Oct 06, 2006 Supplied in IP31-rated, 70 x 30 x 89 mm aluminum case, JetCon1301 Industrial 10/100Base-TX to 100Base-FX Multi-/Single-Mode fiber media converter can operate in switching converter or pure converter modes. Store-and-forward technology, implemented in switching converter mode, filters out abnormal packets to maintain network performance. In pure converter mode, unit only converts signal between copper and fiber port. Solution supports 10/100Base-TX auto MDI/MDI-X and auto negotiation.

B & B Electronics Mfg. Co.
Ottawa, IL 61350
Sep 21, 2006 Available for RS-232 and RS-422/485 data circuits, I-linx stand-alone optical isolators in industrial DIN rail mount cases offer 2,000 V protection. Converters change RS-232 format data signals to RS-422 for increased range, or RS-485 for increased range and multi-drop capability. Model FOSTCDRI converts RS-232, RS-422, or RS-485 to transmit over fiber optic cable, which allows range up to 2.5 miles.

Weed Instrument Co., Inc.
Round Rock, TX 78680
Jul 19, 2006 Designed to multiplex CEMS 4-20 mA and 0-10 Vdc output signals at coal-fired power stations, Fiber Optic Converters monitor sulphur dioxide, nitrogen oxides, and particulate matter. Providing bi-directional communications, Series 2Mxx sends and receives up to 8 analog or digital signals over pair of fiber optic cables. Conversion of analog signals to fiber overcomes application issues such as EMI/RFI, lightning strikes, and ground loop problems.

B & B Electronics Mfg. Co.
Ottawa, IL 61350
Feb 17, 2006 Elinx EIR and EIS series enable users to convert to and from fiber-to-copper installations through hostile RFI/EMI environments. They can also extend distances up to 1.2 miles with multi mode fiber and up to 12.4 miles with single mode fiber. Rugged EIR series comes in industrial DIN rail-mount package, while commercial EIS models come in desk-, wall-, or rack-mountable packages with power supply. Both versions offer options to convert 10/100Base TX signals to 100Base FX.

Texas Advanced Optoelectronic Solutions
Plano, TX 75074
Jan 04, 2006 Housed in 8-pin, SOIC surface mount package, Model TSL238 measures range of light levels from bright sunlight to dim moonlight. Output enable pin provides option of feeding output of multiple devices into single microprocessor input port by enabling one TSL238 device at a time. RoHS-compliant converter has wide dynamic range of over 90 dB at room temperature, is temperature compensated for UV-to-visible light range of 320-700 nm, and responds over light range of 320-1,050 nm.

Highland Technology, Inc.
San Francisco, CA 94103
Jul 21, 2005 Electrical-to-Optical Converter, Model J720 and Optical-to-Electrical Converter, Model J730 convert logic levels to fiberoptic media for low-noise transport up to kilometers, with link jitter below 10 ps rms. Model J720 is powered by logic-level input, and Model J730 requires +12 V supply, user-furnished or from wall-plug power adapter. Model J730 provides digital logic output with risetime below 750 ps. Both use ST-connectorized 62/125 micron multimode fiber.

Texas Advanced Optoelectronic Solutions
Plano, TX 75074
Mar 01, 2005 Single-chip devices TSL2560 and TSL2561 enable display panel backlighting to be managed automatically. Measuring light levels from 0.1–40,000 lux, both combine visible light blocking photodiode with broadband photodiode on one CMOS IC. Integrating conversion technique eliminates effect of fluorescent flicker. With SMBus interface, TSL2560 works with notebook and tablet PCs, while TSL2561 (I²C interface) suits LCD monitors, flat-panel televisions, and cell phones.

Phoenix Contact
Harrisburg, PA 17111 0100
Nov 04, 2004 Model PSI-MOS transmits fiber optic data for serial communication interfaces and bus systems. By converting electrical copper-based signals to glass or polymer fiber technology, it allows isolation of Interbus, Profibus, Modbus, DeviceNet, CANopen, RS-232, and other RS-485 networks. Onboard diagnostics provide information about signal quality on fiber optic path. If failure occurs, each module disconnects affected bus segment to prevent transmission of corrupted data.

Terahertz Technologies Inc.
Oriskany, NY 13424 4301
Nov 02, 2004 LTX-5510 Electrical/Optical – Optical/Electrical converter pair digitizes analog input signal to 12 bit precision, along with 4 auxiliary digital inputs, and transmits data over Gbit fiber optic link. LTX-5510R receives transmitted data and reconstructs 5 signals at far end of link. Transmitter has selectable input ranges, ±1 or ±5 V, and input impedances may be set to 1 Megohm or 50 ohm. Overall system bandwidth is dc to 12.5 MHz.