UX90-004

Motor ON/OFF datalogger

The Hobo UX90-004 is an motor on/off data logger. With its internal sensor, it registers alternating current on an magnetic field. The UX90-004 can also be used with external sensors. This logger is very suitable for logging the use of motor, pumps, compressors etc.
The HOBO UX90-004 Motor On/Off 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.

Technical specifications

Environment: Indoor

Measurements: Motor On/Off, Runtime, State Open/Closed

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

Time accuracy: ±1 minute per month at 25°C (77°F)

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

Replacement for: H06-004-02, U9-004

Additional information: 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

CheckOptional with calibration

Read more

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