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State Change and On/Off Data Loggers

MicroDAQ.com offers a variety of dataloggers for monitoring state changes and motor on/off changes. Typical applications include motors, pumps, furnaces, boilers, chillers and security systems.

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State, Event and Count USB Data Logger
  • Accepts Input Voltage up to 24 Volts
  • Stores 32,510 State or Event Changes
  • Events and Changes Triggered by Rising Edge, Falling Edge or Optional Volt Free Contacts
  • Alarms, LED Indicator Lights, and Direct USB Interface
  • Includes Software, Battery and Measurement Leads
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Starting Price: $73.00
State, Event and Count USB Data Logger
UX90 State On/Off Data Logger
  • Monitor and Record State, Event Pulse or Runtime on a Single Channel
  • Stores 86,650 or 346,795 (w/ Extended Memory Option) Measured Readings
  • State, Event and Runtime Sampling up to 1 Hz
  • Optionally Accepts a Contact Closure Input for AC Current Switch
  • Includes Input Cable, Command Strip, Double-Sided Tape, Hook & Loop Strap and Magnet
  • Requires HOBOWare 3.3+ Software (Sold Separately)
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Starting Price: $85.00
UX90 State On/Off Data Logger
HOBO 4-Channel Pulse, Event, State and Run-time Data Logger
  • Simultaneously Records Pulse Signals, Events, State Changes, and Run Times Using External Sensor Inputs
  • Stores up to 500,000 or 4 Million Readings
  • Pulse Input Range of 0 to 24 Volts DC with Maximum Sampling Rate of 120 Hz
  • LED Indicator Lights and User Replaceable Battery
  • Requires HOBOWare Pro Software (#BHW-PRO-CD)
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Starting Price: $195.00
HOBO 4-Channel Pulse, Event, State and Run-time Data Logger
SMARTlogger™ Time of Use (TOU) Monitors and Data Loggers
  • Measures and Records On/Off Status or Total Consumption using Internal of External Sensor
  • Stores 32,000 Readings/Samples
  • Battery-Powered with 5 Year User-Replaceable Battery
  • LCD Display and 2Hz Sampling Rate
  • Requires SMARTware® Software for Data Analysis and Data Export
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Starting Price: $99.00
SMARTlogger™ Time of Use (TOU) Monitors and Data Loggers
Split-Core Adjustable AC Current Sensor
  • Used with HOBO State loggers to record when equipment turns on and off
  • Installed around a current-carrying wire and provides a relay output to the state logger indicating equipment on/off
  • Adjustable threshold provides maximum application flexibility
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Price: $89.00    Part Number: CSV-A8
Split-Core Adjustable AC Current Sensor

Application Note

Understanding the Differences Between State, Event and Pulse Datalogging. (.pdf 300KB)

 

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