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Greisinger Microprocessor Controlled Display, Monitoring and Controlling Devices Greisinger GIR 230 PT, The Greisinger GIR 230 Pt is a Microprocessor Controlled Display used for monitoring and controlling devices.The device is supported by the interface for the connection of Pt100 3 wire technology, Pt1000 2 wire technologyThe device features three switching outputs 2 Relays, 1 NPN Output, which can be configured as 2 point controller, 3 point controller, 2 pointcontroller with min.max. alarm, 3 point controller with min.max. alarm, or just individual min.max. alarm.The state of the relay outputs is displayed with two LED's beneath the front 4 digit LED display. The left LED displays the state of the 1st relay, the right LED displays the state of the 2nd relay. If there is an alarm condition the display alternates between value and AL.Lo or AL.Hi. Greisinger GIR 230 PT Digital Thermometer
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