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Model 2127

RS-485 Synchronous Two-Wire Fiber Optic Modem

S.I. Tech Model 2127 RS-485 Synchronous Two-Wire Fiber Optic Modem

Features:

Custom designed to work with Omron PLC
RS-485 to Fiber Bit-Driver

Specifications

Operating Mode:	Synchronous half duplex
Input/Output Interface:	RS-485, 2 wire port operating at 187.5 Kbps
Transmission Line Interface:	ST connector is standard for interfacing with fiber optic duplex cable (SMA option)
Optical Power into a 50 Micron Core Optical Fiber:	4 microwatts, 13 dB power budget @ 850 nanometers
Receiver Sensitivity:	200 nanowatts at less than 10^-9 bit error rate, 10 microwatts max
Operating Temperature:	0°C to 50°C
Metal Enclosure:	1.75" x 3 x 0.62" (4.5 x 7.5 x 1.6 cm) Panel or DIN rail mounting option
Weight:	0.25lb.(100 grams)
Input Power	External with power supply (S.I. Tech #2121 - 110 VAC to 12 VDC)
230V Version:	Use S.I.Tech #2164 power supply

Operating Distance for Fiber Optic Cable

S.I. Tech Model 2127 Diagram

RS-485 Connector Pins Utilized by Model 2127

S.I. Tech Model 2127 Diagram

S.I. Tech Model 2127 Diagram

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Bomara Associates Phone: 800.5BOMARA (800.526.6272) Phone: 978.452.2299 Fax: 978.452.1169 3 Courthouse Lane, Chelmsford, MA 01824 USA
email: bobr@bomara.com web: www.bomara.com