HOBO State Data Logger
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Overview
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.
Item number UX90-001M has been discontinued.
Features
- One logger with four recording modes
- Internal reed switch can be used to determine when a door or window is open or closed
- Compatible with a wide range of external sensors
- Ships with 2.5 mm input cable
- Compatible with HOBOware and HOBOware Pro software for logger setup and graphing & analysis
Specifications
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
Memory Modes
-
Wrap when full or stop when full
Start Modes
-
Immediate, push button, date & time, or next interval
Stop Modes
-
When memory full, push button, or date & time
Time Accuracy
-
±1 minute per month at 25°C (77°F) (see Plot A)
Power Source
-
One 3V CR2032 lithium battery and USB cable
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
Full Memory Download Time
-
10 seconds for 128 KB; 30 seconds for 512 KB
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 cm1.44 x 2.34 x 0.6 in.
Weight
-
23 g0.81 oz
Environmental Rating
-
IP50
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