Onset HOBO UX90 Motor On/Off Data Logger

The Onset HOBO UX90 motor on/off data logger records conditions within an AC magnetic field using an internal sensor, or mechanical dry contact closures from external sensing devices.

Features

  • Ideal for tracking usage and runtimes of motors, pumps and compressors.
  • Available in 128 KB and 512KB memory models
$139.00
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Overview
The Onset HOBO UX90 motor on/off logger records motor on/off conditions within an AC magnetic field with its internal sensor, or mechanical dry contact closures from external sensing devices. Ideal for tracking the usage and runtimes of motors, pumps, compressors, and other equipment, this logger is available in a standard 128 KB memory model (UX90-004) capable of 84,650 measurements and an expanded 512KB memory version (UX90-004M) capable of over 346,795 measurements.

Internal Motor Sensor
AC Magnetic Field Threshold

>40 mGauss at 60 Hz

External Input
External Contact Input

Electronic solid state switch closure or logic driven voltage output

Range

0 to 3 V DC (USB powered), 0 to 2.5 V DC (battery powered)

Maximum State and Runtime Frequency

1 Hz

Solid State Switch Closure

Input Low: < 10 KΩ; Input High: > 500 KΩ

Internal Weak Pull-Up

100 KΩ

Input Impedance

Solid state switch closure: 100 KΩ pull up

Logger
Resolution

Pulse: 1 pulse, Runtime: 1 second, State and Event: 1 State or Event

Memory Modes

Wrap when full or stop when full

Start Modes

Immediate, push button, date & time, or next interval

Stop Modes

When memory full, push button, or date & time

Power Source

One 3V CR2032 lithium battery and USB cable

Battery Life

1 year, typical with logging intervals greater than 1 minute and normally open contacts

Memory

UX90-004: 128 KB (84,650 measurements, maximum)

UX90-004M: 512 KB (346,795 measurements, maximum)

Download Type

USB 2.0 interface

Full Memory Download Time

10 seconds for 128 KB; 30 seconds for 512 KB

Logger Operating Range

Logging: -20° to 70°C (-4° to 158°F); 0 to 95% RH (non-condensing)

Launch/Readout: 0° to 50°C (32° to 122°F) per USB specification

LCD

LCD is visible from: 0° to 50°C (32° to 122°F); the LCD may react slowly or go blank in temperatures outside this range

Size
3.66 x 8.48 x 1.52 cm (1.44 x 3.34 x 0.6 in.)
Weight
30 g (1.06 oz)
Environmental Rating

IP50

  • HOBO UX90-004x Motor On/Off Data Logger
  • Command strip
  • Double-sided tape
  • Hook & loop strap
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Onset HOBO UX90 Motor On/Off Data Logger
UX90-004
HOBO UX90 motor on/off time-of-use logger (128K)
$139.00
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