HACH LANGE Pocket Colorimeter 2, User Manual

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Figure 4 Keypad
1 Power/Backlight key: Sets the
power to on and off. Push and hold
for 1 second to set the backlight to
on or off.
3 Menu key: Enters and goes out of
menu mode.
2 Zero/Scroll key: Sets the
instrument to zero, scrolls through
menu options and numbers
4 Read/Enter key: Starts a sample
measurement, selects a menu
option, moves the cursor to the
next digit
Display description
Figure 5 shows the values and icons shown on the display.
10 English