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, . <br /> .�� ���, <br /> � � ��� • • 1 1 � � <br /> - ZETRON . . . , : . . _ <br /> � <br /> Remote Alarm and Control <br /> ` ' Wireless SCADA andTelemetry <br /> ` �����w� q�A�■��.� <br /> � <br /> o.4�._ - <br /> :� <br /> ; <br /> a <br /> Zetron RTUs such as the Model 1708 and <br /> Model 1716, are units typically installed at remote <br /> • Economical SCADA andTelemetry sites to collect data from contact closures, pulse <br /> • Up to 44 I/O Points per RTU counters,and analog voltage or current signals. <br /> • Report-by-Exception RTUs also offer digital and analog outputs for remote <br /> • Programmable Polling control of process variables.The inputs/outputs can <br /> monitor and control level,pressure,temperature, <br /> • Operates on Lease Lines,Conventional or security, power etc.from switches or transducers. <br /> Trunking Radios Zetron RTUs detect changes in input signals and <br /> • Use with Licenseless Spread Spectrum transmit exception reports immediately,when polled <br /> ': Data Radios by the Controller,or both.Once the Control Program <br /> • Store and Forward sees a data change, it can initiate corrective action <br /> <�': by sending output commands to the same or <br /> different RTU. <br /> The Model 1700 system controller is located at <br /> - • . • the central site and is connected between the central <br /> Zetron SCADA(Supervisory Control and Data radio and a PC.The controller sends and receives <br /> Acquisition)and telemetry system offers practical, data between the central PC and the remote sites. <br /> economical monitoring and control remote sites via The MODBUS system software is the brain of <br /> radio. The SCADA System is comprised of 3 parts: the SCADA system and allows the user to monitor, <br /> Remote Terminal Units(RTUs),System Controller, control, display, log, print, poll, etc. system data <br /> and Control Program. from the PC. <br /> ,`:i <br /> � <br />