INSTRUCTION MANUAL MT643 TEMPERATURE DATA LOGGER
Contents Page no 1. 2. 3. 4. 5. Features...........................................................................................4 Description.......................................................................................4 LED Status Guide...............................................................................5 Operating Instructions.......................................................................6 Software Operation..................................................................
1. FEATURES • Memory for 31,808 readings • Status Indication • USB Interface • User-Selectable Alarm • Analysis software • Multi-mode to start logging • Long battery life • Selectable measuring cycle: 1s, 2s, 5s, 10s, 30s, 1m, 5m, 10m, 30m, 1hr, 2hr, 3hr, 6hr, 12hr 2.
3. LED STATUS GUIDE Function Indication Action REC ALM Both LED lights OFF Logging not active Or Low Battery Start logging replace battery and download the data REC ALM One green flash every 10 sec.* Logging, no alarm condition** Green double flash every 10 sec.* Delayed start To start, hold the start button until Green flash 4 times REC ALM Red double flash every Data logging, it will stop 30 sec. * -Logging, automatically. No data will be lost.
4. OPERATING INSTRUCTIONS • Setup the Data Logger by software before using it. • Under the Manual mode, press and hold the button for 2s, Data Logger start to measure, and LED indicates the function at the same time. (see LED FLASH INDICATION for details.) • Under the Automatic mode, you can choose the delay start time, if you choose to delay zero second, the Data Logger will start to measure after setup in software immediately, LED indicate the function at the same time.
5. SOFTWARE OPERATION 5.1. Data logger Setup Click on the icon on the menu bar. The Setup window will appear as shown below; descriptions for each field in the Setup windoware listed directly below for illustration: • • • • The Sampling Setup field instructs the DATA LOGGER to log readings at a specific rate. You can input specific sampling rate data at the left Combo box and select the time unit at the right Combo box.
5.2. Download Data To transfer the readings stored in the Logger to the PC: • Connect the DATA LOGGER to the USB port. • Open the Data logger software program if it is not still running • Click the Download icon . • The Window shown below will appear. Click DOWNLOAD to begin transferring data. Once the data is successfully downloaded, the window shown below will appear.
6. SPECIFICATIONS Function Overall Range Accuracy Temperature -200 to 1370°C ±2°C (±4°F) (overall error) Max. (-328 to 2498°F) ±1°C (±2°F) (overall error) Typ. Logging rate Selectable sampling interval: From 1 seconds up to 24 hours Operating temperature 0 to 40°C (57.6 to 97.6°F) Operating humidity 0 to 85%RH Storage temperature -10 to 60°C (39.6 to 117.6°F) Storage humidity 0 to 90%RH Battery type 3 6V lithium (1/2AA) (SAFT LS14250, Tadiran TL-5101 or equivalent) Battery life 1 year (typ.
7. BATTERY REPLACEMENT Only use 3.6V lithium batteries. Before replacing the battery, remove the model from the PC. Follow diagrammatic and explanation steps 1 through 4 below: • With a pointed object (e.g. a small screwdriver or similar), open the casing. Lever the casing off in the direction of the arrow. • Pull the data logger from the casing. • Replace/Insert the battery into the battery compartment observing the right polarity.
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