Process Controller

Suited for use controlling a large, modular chiller, Model pCO2 includes a high speed, 16-bit microprocessor with up to 6 MB of flash RAM for program and parameter storage. Distributed byDGH Systems LLC, the OEM controller has standard communication ports for connection to building automation systems and modems. Local area network ports permit multiple controllers to share sensor information and operate in redundant or modular schemes. Unit is housed in a plastic DIN rail-mount case with various connectors available for screw-down, cage-clamp or push-clamp wiring.

November/December 2000, RS# 208

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Avoiding scale, corrosion and microbiological growth — all of which diminish effective heat transfer — is the focus of any water treatment approach for water-contacted process heating and cooling equipment.