VOLTCRAFT DL-120 TH User guide

Datalogger Graph Software Help

Version 1.2, March 9, 2007

For additional information refer to the user guide included on the supplied program disk.

CONTENTS

Quick Start Guide Installing Graph Software Installing USB Driver LED Status Guide Menu Bar Description Logger Setup Logging Readings Downloading Readings to PC Data Graph Window description Save and Open Data Files Print Data Graph Clear Logged Data

QUICK START GUIDE

1. Remove the semi-transparent cap from the Datalogger.

2. Install the battery in the Datalogger. If battery has been installed, you’d better make sure the battery in the Datalogger is sufficient to finish your task. For more details, see USER’S GUIDE.

3. Insert the Datalogger into a free USB port on your computer. The computer will automatically detect the presence of the Datalogger and start the hardware installation process.

4. Double-click the Datalogger icon on your desktop to launch the graph software. You will see the Main Screen.

5. Set up and start the Data Logger and follow the setup procedure:

-Select the Start Mode

-Enter the Logger Name

-Select the Sample Point

-Select the LED Flash Cycle

-Confirm whether LEDs flash when the logging exceed the configured alarm level.

-Select the Unit for Temperature.

-Enter Low Alarm and High Alarm for Temperature and Relative Humidity.

-Then click the Setup button

6. The

7. Remove the Logger from the computer and place it in the location where you want to measure temperature.

summary screen will appear.

Notes: When the Logger is connected to the USB port, the battery inside the Data Logger is discharged at a higher rate than normal. To conserve battery life, do not leave the Logger connected to the USB port for a prolonged period of time.

INSTALLING GRAPH SOFTWARE

1. Start Windows

2. Insert the CD into the CD-drive of your computer.

3. Run SETUP.EXE installation program on the CD, install it to the referred file directory.

4. The datalogger icon will be built on your desktop.

INSTALLING USB DRIVER

1. Insert the datalogger into a USB port on the computer.

2. Then the Windows system will show finding a new hardware.

3. Ensure the CD is in the CD-drive.

4. Choose specific directory to the CD in the CD-Drive.

5. The Windows system will start copying USB driver to your computer.

LED STATUS GUIDE

Green LED

REC

ALM

Red/Yellow LED

LED Status Indication Action

REC ALM

Logging active, no alarm condition**

REC ALM

Logging active, low alarm condition for RH***

Logging active, high alarm condition for RH***

Yello w single flash every 10 sec. *

Logging active, low alarm condition for TEMP***

Yello w double flash every 10 sec. *

Logging active, high alarm condition for TEMP***

* To save power, the logger’s LED flashing-cycle can be changed to 20s or 30s via the supplied software. ** To save power, alarm LEDs for temperature and humidity can be disabled via the supplied software. ***When both temperature and relative humidity readings exceed alarm level synchronously, LED status indication

alternate every cycle.

****When the battery is low, all operations will be disabled automatically. NOTE: Logging auto matically stops when

the battery weakens (logged data will be retained). The supplied software is required to resta rt loggin g and to download logged data.

Both LED lights OFF

Logging not active

Low Battery

One green flash every 10 sec. *

Green double flash every 10 sec.

Delayed start

Red single flash every 10 sec. *

Red double flash every 10 sec. *

Red single flash every 60 sec.

Low Battery****

Yello w single flash every 60 sec.

Logger memory full

Start logging Replace battery and

download the data

To start, hold the start button until Green and Yellow LED flash

If logging, logger will stop automatically. No data will be lost. Replace battery

Download the data

+ 4 hidden pages