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User's Guide
3 Channel Datalogging Thermometer
Model SD200

Introduction
Congratulations on your purchase of the Extech SD200 3-Channel Temperature
Datalogger. This meter displays and stores temperature readings from one to three type k
thermocouple temperature probes. Data is stored on a SD card for transfer to a PC. This
meter is shipped fully tested and calibrated and, with proper use, will provide years of
reliable service
Features
• Triple LCD simultaneously displays 3 Type-K Temperature channels
• Datalogger date/time stamps and stores readings on an SD card in Excel® format for
easy transfer to a PC
• Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds
• Long battery life or AC adaptor
• -Temperature range of -58 to 2372°F / -100 to 1300°C with 0.1°F/°C resolution
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Product Description
1. T1 Display
2. T2 Display
3. T3 Display
4. LOG (ENTER) button
5. SET button
6. Temperature Units icon
7. ▲(TIME) button
8. ▼ button
9. AC adaptor socket
10. Reset button
11. RS-232 output
12. SD memory card socket
13. T1 thermocouple input
14. T2 Thermocouple input
15. T3 thermocouple input
Note: Battery Compartment and Tilt Stand are located on the back of the meter.
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