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Elecsys ISM - 4

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The Elecsys ISM-4 is a 4-channel industrial status monitor with the measurement flexibility to handle a wide range of remote monitoring applications. Each of the four channels can be independently configured to accurately measure voltages from +/-100mV to +/-200V. This versatility makes the Elecsys ISM-4 fully capable to handle applications where multiple measurement options are needed such as field sites, in-plant equipment, or other remote assets requiring diverse voltage measurement capabilities where dependable real-time monitoring is critical.


  • Programmable ranges on all analog channels
  • Instant alarm and return-to-normal notification via email or text
  • Lightning/power surge resistant circuitry
  • Lockable enclosure
  • Available in cellular, satellite, or Modbus enables configurations
  • Flexible Power Operation

Additional Features

  • Alarm and return to normal notifications via e-mail and/or text
  • Lightning/power surge-resistant circuitry
  • Global communication to Pipeline Watchdog web monitor system via cellular or satellite telemetry
  • Easy to use web interface
  • Firmware reprogrammable over the air (cellular)
  • LCD display for on-site information
  • Power via external 6-30VDC or 8-25VAC or in “report only” mode from the internal Li-SOCL2 battery
  • Internal battery assures continued operation during input power failure
  • Inputs- 4 analog, 1 digital and 1 AC mains digital input
  • Optional AC mains on/off detection
  • Modbus enabled, integrates into SCADA network


Corrosion Service is the exclusive Canadian distributor for Elecsys, lead provider of innovative M2M (machine-to-machine) technology solutions and custom electronics for critical industrial applications. Our dedicated product representatives are fully trained in the use of Elecsys products, and are available to answer any questions or provide demonstrations on request. Our dedicated materials supply team holds stock at our Eastern and Western distribution hubs and are capable of meeting any sales request throughout Canada.


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