Decrements the selected digit or scrolls downward through the menu options. 4. Wiring Diagram and Pin Connections

The AMT-78 is a highly precise, versatile digital instrument used across various industries for environmental monitoring and liquid analysis. Whether you are using it to measure water quality, laboratory samples, or industrial effluents, proper setup and maintenance are critical to achieving accurate results.

Immediately disconnect the test leads from the signal source. Internal temperature sensor detects overheating.

: Use the "COUNT" knob inside the control box to set the price, typically ranging from 1 to 3 coins per play session.