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Range of Products
Serial Port Optical Isolator
Line Driver
RS-232 to RS-485 Converter

Serial Port Data Switches

Modem Sharing Device

Statistical Multiplexer
Time Division Multiplexer
USB to Serial Converter

4 / 8 Serial Port Data Switches


These are used when ONE COMPUTER is used to connect upto 8 devices.

A typical application is 2-8 CNC machines connected to a common computer . Using this switch will eliminate manual connection / disconnection of Data cables to the PC / device.

This enables uploading / downloading data to/from upto 8 CNC machines ( or devices ) using a single computer . The selectionof device ( say CNC machine ) is through manual rotary selector switch and the selection is indicated by LED indicators on the front panel.

Using our Optical Isolator model 2303 LH PS at the CNC port will also prevent ground loop currents from damaging the port .

Data Interface
Standard 9 pin connector ( DTE / DCE )
LED indicators for the port ( 1-8 )
175 x 165 x 110 mm
Power Input 230 V AC
3204 4 Port Manual Data Switch
3208 8 Port Manual Data Switch
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