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


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
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