DL-4C Data Logger

This data logger is used for monitors that use a voltage analog output signal. The DL-4 data logger measures and transmits temperature, relative humidity, and light intensity data wirelessly. It also includes an external analog input to attach a variety of additional sensors. This self-contained wireless data logger lets you use your mobile device or Windows computer and Onset’s free HOBOconnect app to access data, at any time, over a 100-foot range via Bluetooth Low Energy (BLE) technology.

Part Number: DL-4C


What Measurements Does This Data Logger Support?

The DL-4C data logger supports monitors that use a current analog output signal. 


Compatible Monitors


Main Features

  • Bluetooth communication for wireless data offload
  • 16-bit resolution for highly-accurate measurements
  • Stores 1.9 million measurements for longer deployments between offloads
  • New Self-Describing sensors with automatic configuration for fast deployment
  • Compatible with existing sensors for a wide range of indoor monitoring
  • Audible and visual LCD-screen alarms notify you if sensor becomes unplugged or a reading exceeds set thresholds


DL-4 App

*Data tracking on the DL-4C, information is saved so it can be reviewed later or printed off.


*Custom parameters you can set for data logging


Downloadable Content

Data Sheet

Data Logger Manual

Quick Start PDF

More Information
Manufacturer Eco Sensors
Call For Price No
Warranty 1 Year
Monitor Type A-22, C-21, C-30ZX
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