Hanna Instruments HI 83749 - 4. Functional Description; 4.1. Instrument Description; 4.2. Keypad Description

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FUNCTIONAL DESCRIPTION
4. FUNCTIONAL DESCRIPTION
4.1. INSTRUMENT DESCRIPTION
1. Cuvette lid
2. Cuvette holder
3. Backlit Liquid Crystal Display (LCD)
4. Splash proof keypad
5. Lamp connector
6. Lamp holder
7. Battery compartment
4.2. KEYPAD DESCRIPTION
8. ON/OFF - press to turn the instrument ON or to activate the back light. Keep the key pressed for
three seconds to turn the instrument OFF.