LTH Electronics MTD75, Operation Manual

Page: 58 / 266

User Interface
- 56 - MTD75 Operation Guide
User Interface
The information that can be displayed on the front screen is in the following format:
Relay Source Primary Display Secondary Display Left Secondary Display Right
Off INACTIVE
Volume VOLUME XX.XXm3
Input water volume to
next activation.
XX.XXm3
Input water volume since
last activation.
Time
TIME dd/mm/yy hh:mm
Time of next activation.
dd/mm/yy hh:mm
Time of last activation.
Redox
XXXXmV
Redox reading
<XXXXmV
Relay activation value.
dd/mm/yy hh:mm
Time of last activation.
Elec Cond
XXXXμS/cm XX.X°C
Conductivity reading
and temperature
>XXXXμS/cm
Relay activation value.
dd/mm/yy hh:mm
Time of last activation.
pH XX.XXpH XX.X°C
pH reading and
temperature
>XX.XXpH or <XX.XXpH
Relay activation value.
dd/mm/yy hh:mm
Time of last activation.
÷ Meter
÷ METER dd/mm/yy hh:mm
Time of last activation.
X Meter
X METER dd/mm/yy hh:mm
Time of last activation.
A:B (Volume)
RATIO XX.XXm3
Input water volume to
next activation.
XX.XXm3
Input water volume since
last activation.
A:B (Time) RATIO dd/mm/yy hh:mm
Time of next activation.
dd/mm/yy hh:mm
Time of last activation.
Water Meter Pulse
Also shown on the front screens is a total water counter which displays the water meter input. When a
water meter pulse is sensed a symbol is displayed next to the water meter total.
The Menu System
When the controller is switched on it will complete a configuration check that will take approximately
20 seconds after this it will default to the front screen 1. The user interface is arranged in two ways, the
first is a quick configuration overview which is accessible by scrolling left or right from the front screen
as shown below.
Scrolling Menu Layout