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Products / Media Converters / Current loop converters

Current loop (TTY) converters

Integrating serial data with 20mA current loop
20 mA Current loop (TTY) converter by Westermo.

The Westermo range of industrial current loop converters provides a solution for point to point applications where RS-232 data needs transmitting over 20mA current loop. Our current loop converters can be set to either active or passive on both the transmitter and receiver and allow transmission up to 6km. Designed for use in harsh environments, the Westermo RS-232 to 20mA current loop converters ensure communications over long distances and in environments with high levels of interference.

(Showing all products)
20 mA Current loop converter Westermo MD-21.

MD-21 AC

20 mA Current loop converter
1 x 20 mA current loop up to 19.2 kbit/s
2 x RS-232 up to 19.2 kbit/s

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20 mA Current loop converter Westermo MD-21.

MD-21 DC

20 mA Current loop converter
1 x 20 mA current loop up to 19.2 kbit/s
2 x RS-232 up to 19.2 kbit/s

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Westermo Prouduct Guide.

Westermo product guide

Download the Product Guide for an overview of all of Westermo's data communication products. Switches, routers, extenders, modems, converters and accessories are listed in this brochure.

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Jennifer Mooney-Perrotta

Customer service, Westermo North America

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