Elster EK280 - 4 Construction and Function; 4.1 External view; 4.2 Internal view

30 Construction and Function
4 Construction and Function
4.1 External view
Fig. 4
1 Display
2 Cable bushings for the
connection of additional
components
3 Optical interface
4 Escape button "ESC"
5 Enter button "ENTER"
6 Function key
7 Arrow keys , , , 
8 Pressure sensor
9 Cable bushing
Temperature sensor
10 Earth connection
11 Sealing eyelets
12 Outdoor plug (optional)
13 Cable bushing
Aerial
4.2 Internal view
X14
X10
X11
X9 - +
X8
Fig. 5
1 Connections for temperature
and pressure sensors
2 Connections for counting and
signal inputs "DE1" to "DE6"
3 Connections for pulse and sig-
nal outputs "DA1" to "DA4"
4 Connections for serial inter-
faces
5 Connections for external pow-
er supply "Uext"
6 Connections for batteries
Instromet
Identification
label
1
6
3
8
9
10
4
5
7
2
2
12
13
7
11
11
6
5
4
3
2
1