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