HOBO State Data Logger

Product Options
UX90ON001

Overview

The HOBO State/Pulse/Event/Runtime data logger records state changes, electronic pulses and mechanical or electrical contact closures from external sensing devices. This data logger is ideal for monitoring energy consumption, mechanical equipment operation, and water and gas flow. The HOBO UX90-001 State Data Logger is available in a standard 128 KB memory model (UX90-001) capable of 84,650 measurements and an expanded 512KB memory version (UX90-001M) capable of over 346,795 measurements.

Manufactured by: Onset
Model: HOBO State Data Logger

Services offered for this product

  • Sales
  • Rental
  • Installation
  • Calibration
  • Maintenance

Applications

Event
Kilowatt Hours (kWh)
Motor On/Off
Pulse Input
Runtime
State Open/Closed
Water Flow

Specification

Internal Sensor
Maximum state, event, runtime frequency 1 Hz
Preferred switch state No magnet present (normally open)
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 pulse frequency 50 Hz
Maximum state, event, runtime frequency 1 Hz
Pulse, event lockout time 0 to 1 second in 100 ms steps
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
Logging rate 1 second to 18 hours, 12 minutes, 15 seconds
Time accuracy ±1 minute per month at 25°C (77°F) (see Plot A in manual)
Battery life 1 year, typical with logging intervals greater than 1 minute and normally open contacts
Memory
UX90-001 128 KB (84,650 measurements, maximum)
UX90-001M 512 KB (346,795 measurements, maximum)
 
Download type USB 2.0 interface
Download time 10 seconds for 128 KB; 30 seconds for 512 KB
Logger Operating Temperature
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 5.94 x 1.52 cm (1.44 x 2.34 x 0.6 in.)
Weight 23 g (0.81 oz)
Environmental rating IP50
The CE Marking identifies this product as complying with all relevant directives in the European Union (EU)

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