Call Us At: (888) 224-3437
Customer Reviews
Hello Guest | Log in!
Shopper Award US Flag
HOBO UX90-004 Motor On/Off Logger
HOBO UX90-004 Motor On/Off Data Logger

HOBO UX90-004 Motor On/Off Logger

Part Number:UX90-004
temporarily out of stock - ships in 5 to 10 days

HOBO UX90-004 Motor On/Off Logger

The HOBO Motor On/Off Data Logger records motor on and off conditions within an AC magnetic field with it's internal sensor, or mechanical contact closures from external sensing devices. This data logger is ideal for tracking the usage and run-times of motors, pumps, compressors, and other equipment. The HOBO UX90-004 Motor On/Off Data Logger is available in a standard 128KB memory model (UX90-004) capable of 84,650 measurements and an expanded 512KB memory version (UX90-004M) capable of over 346,795 measurements.

  • Dual internal motor sensors gives better sensitivity for well-shielded motors
  • External input for measuring mechanical contact closures when signal strength is low
  • Auto-calibration of ON and OFF thresholds ensures reliable readings
  • Compatible with HOBOware and HOBOware Pro software for logger setup, graphing and analysis


The UX90-004 Data Logger is for use Indoor environments


The UX90-004 Data Logger supports the following measurements:

  • Motor On/Off
  • Run-time
  • State Open/Closed

IMPORTANT: This HOBO Data Logger requires HOBOware software and a communications device.

TruReward$ Points

121 TruReward$ points will be placed in your account when you buy this item.

Customer Reviews






Browse by Category