Toxic gas detection control unit ET-8D/Amulti-channelLCD displayfor DIN rail mounting

toxic gas detection control unit
toxic gas detection control unit
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Characteristics

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multi-channel, toxic, LCD display, for DIN rail mounting, wall-mount

Description

The control unit ET-8D is a compact and easily understandable system for up to eight transmitters. By means of its interfaces it is easy to integrate even in higher control and management systems. Number of Transmitters: 1 to 8 (4-20 mA) Signal Processing: Microcontroller with A/D-Converter Alarm/Fault/Indication:  Illuminated graphic display (240 x 64) for indication of measured values, messages and alarms  24 (3 x 8) red LEDs for alarm indication  LEDs for indication of channel fault (8 x yellow), channel operation (8 x green), operation (1 x green), device fault (1 x yellow) User Interface:  Menu guided system via graphic display and keys  Completely configurable at device, no tools needed  3 password protected servicing levels Alarm Evaluation:  3 freely adjustable alarm levels per channel  Monitoring: over-scale, under-scale or min/max  Latching of each alarm configurable Relays, potential free:  24 change-over contacts 230 V / 5 A, ohmic (in total: max. 10 A), freely configurable with Alarm 1 to 3 and transmitter fault  2 change-over contacts 230 V / 5 A, ohmic, for maintenance mode and device fault Additional Features:  Adjustment of zero point and sensitivity of measuring channels  RS 232/RS 485-Interface for communication with external periphery (PC or PLT-System)  Key switch function (maintenance mode)  Horn reset  Reactivation of alarms  4 Digital inputs, potential free  8 Analog outputs 4-20 mA/0-10 V, potential free (only ET-8DA) Operation Temperature: -10 °C to +40 °C, Humidity: non condensing Storage Temperature: -25 °C to +60 °C, Humidity: non condensing Options: ProfiBus, ModBus, Ethernet connection, Visualisation ET-View
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.