Additional features of photometers MD 100 & MD 200
GB
Review and return to factory calibration
Zero
Press and hold
Mode
Test
On
Switch the unit on
Off
Zero
Release
Mode
Test
Display "SEL CAL" (factory calibration)
or
Display "SEL cAL" (user calibration)
When user calibration
Press
Mode
Display "SEL CAL"
On
Switch the unit off
Off
When factory calibration
On
Switch the unit off
Off
Countdown function (e.g. 2 minutes at total chlorine)
!
Press and hold
Zero
Press
Test
!
Release
Countdown starts, after countdown is finished measurement starts automatically
Zero
Interrupt countdown
Test
Zero setting
Zero
One Time Zero (OTZ), perform zero calibration (1x), then measurement of parameter
Test
Zero
New zero calibration, press key for 2 seconds
Test
Backlight
!
Press, the backlight is switched off automatically during the measurement
03/2019
5