Onset UX90-001 HOBO State Data Logger (1 Hz)

Internal Sensor:

  Maximum State, Event, Runtime Frequency: 1 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 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)   

  Power Source: One 3V CR2032 lithium battery and USB cable 

  Memory: 128 KB (84,650 measurements, maximum)  

  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 5.94 x 1.52 cm (1.44 x 2.34 x 0.6 in.) 

  Weight: 23 g (0.81 oz) 

What's In The Box:

  HOBO UX90-001x State Data Logger

  2.5 mm input cable

  Command™ strip

  Double-sided tape

  Hook & loop strap

  Magnet with 2 screws

Records state changes, electronic pulses, and mechanical or electrical contact closures from external sensing devices. Ideal for monitoring energy consumption, mechanical equipment operation, and water and gas flow.

Manual

Video