HOBO 4-Channel Pulse, Event, State and Run-time Data Logger

>> Simultaneously Measures and Records Pulse Signals, Events, State Changes and Run Times Using External Sensor Inputs

>> Pulse Input Range of 0 to 24 Volts DC with Maximum Rate of 120 Hz
>> Stores up to 500,000 Readings (#UX120-017) or 4 Million Readings (#UX120-0017M) 
>> User Replaceable AA Lithium Battery with 1 Year Life
>> LED Indicator Lights for Logger Status (Green = Logging, Red = Activity, Orange = Waiting) 
>> Meets all Requirements to CE and IP50 Directives
>> Includes (4) Mounting Screws, (2) Magnets, Hook & Loop Tape and (4) Terminal Blocks

The 4-Channel Pulse Logger System Requires:

>> HOBOWare Pro Software

NOTE: Large Quantity Discounts Are Available!

4-Channel Pulse Data Logger Specifications

Data Channels 4 Channels
Supported Measurments AC Current, AC Voltage, Amp Hour (Ah), Amps(A), Event, Killowatt Hours(kWh), Kilowatts (kW), Motor On/Off, Power Factor (PF), Pulse Input, Run-time, Volt-Amp Reactive (VAR), Volt-Amp Reactive Hour (VARh), Volt-Amps (VA), Volts (V), Watt Hours (Wh), Watts (W)
Data Storage Capacity UX120-017: 520,192 (8-Bit) Measurements
UX120-017M: 4,124,672 (8-Bit) Measurements
Pulse Input Range: 0 to 24 Volts DC
Max. Rate: 120 Hz
Max Per Interval: 7,863,960 (Using Max Logging Rate)
Resolution: 1 Pulse
Max Frequency 1 Hz (State, Event and Runtime)
Bits 4 to 32 Bits (Depending on Pulse Rate and Logging Interval)
External Contact Input Electronic Solid State Switch Closure or Logic Driven Digital Signals to 24 Volts
Driven Logic Signal Input Low: ≤0.4 Volts
Input High: 3 to 24 Volts
Abs. Max Rating Max. Voltage: 25 Volts DC 
Min. Voltage: -0.3 Volts DC
Solid State Switch Closure Input Low: < 10 KΩ
Input High: > 500 KΩ
Internal Weak Pull-Up 100 KΩ
Input Impedance Solid State Switch Closure: 100KΩ Pull Up
Driven Signal: 4.5 KΩ
Minimum Pulse Width Contact Closure Duration: 500 uS
Driven Logic Signal: 100 uS
Lockout Time 0 to 1 Second in 100 ms Steps
Edge Detection Falling Edge, Schmitt Trigger Buffer
Preferred Switch State Normally Open or Logic "1" State
Resolution 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 @ 25°C (77°F)
Battery Life 1 Year (w/ Logging @ 1 Minute and Normally Open Contacts)
Communications USB 2.0 Interface Cable to PC
Download Time UX120-017: 30 Seconds When Full
UX120-017M: 1.5 Minutes When Full
Operating Range Temperature: -40°C to 70°C (-40°F to 158°F)
Humidity:0 to 95% RH (Non-Condensing)
Power Source AA Lithium Batteries
Alarm Notification Latency Logging Interval Plus 2 to 4 Minutes (Typical)
(Not Responsible for Failed Connections or Undelivered Email/Text Messages)
Software Compatibility Windows: XP, Vista and Windows 7 (32-bit and 64-Bit)
Mac: OS X 10.5.x, 10.6.x and 10.7.x
Standards Compliance CE, IP50
Weight 149 g (5.26 oz)
Dimensions 11.4 cm x 6.3 cm x 3.3 cm (4.5" x 2.5" x 1.3")


Part # UX120-017
Base Price  
Data Storage Capacity  

HOBOWare Pro Software is Required with the HOBO 4-Channel Pulse Data Logger

HOBOware Pro Software Kit
>> Logger Management, Data Graphing and Data Analysis
>> Includes Software, USB Interface Cable and Getting Started Guide
>> Compatible with Windows and Mac Operating Systems
>> Supports Data Shuttles, Data Assistants, Plugins and Weather Stations
Quantity Price Each
1 - 9  
Part #: BHW-PRO-CD

Documentation and Tutorials on Pulse Data Logger

UX120 Pulse Input Data Logger User Manual