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3
Design and Function
3.1
Design
Figure 3-1
a LCD
b
Softkeys
, for selecting the functions
displayedon the menu
c
Command key
, for confirming a
setting or returning to the previous
display
d
Edit key
, for modifying settings
e
Arrow keys
, for modifying values
f Metal housing
g Digital inputs/outputs
h Analog inputs/outputs
i Serial interface
j Main switch
k Mains power connector
l Valve connector
m Connectors for pressure sensors
X2 sensor
X9 valve
X4 sensor
X5 sensor
X7 digital in / out
X6 analog
in / out
X8 serial
mains
command
edit
a
b
j
k
l
m
c
d
e
g
h
i
f