Aventics ECD-IV, Operating Instructions Manual, Page: 26 / 31

Figures: View varies according to the series.
Ejector ECD-LV design
Description Max. tightening
torques
1 Operation and display element
2 Valve “Blow-off”
1)
0.75 Nm
3 Manual override valve “Blow-off”
4 Vacuum connection G3/8" 10 Nm
5 Flow control screw for blow-off volume flow
6 Optionally integrated power blow-off module for
maximum blow-off volume flow (SMPi)
7 Silencer
8 Electrical connection plug M12 5-pin hand-tight
9 Valve “suction”
2)
0.75 Nm
10 Manual override valve “Suction”
11 Compressed air connection G1/4" 10 Nm
12 Ejector mounting 6 Nm
13 Mounting screw for silencer 1 Nm
1)
Valve “Blow-off”: All ejector variants NC function (with NO pilot valve)
2)
Valve “Suction”: Ejector variant NO: NC pilot valve
Ejector variant NC: NO pilot valve
Pneumatic circuit diagrams
Ejector ECD-IV design
Description Max. tightening
torques
1 Process status display
“Suction”/“Blow-off”/Vacuum value
2 Control elements
3 “Blow-off” flow control screw
4 G1/8" vacuum connection (identified as 2*) 4 Nm
5 Electrical connection M12 hand-tight
6 Control
7 Mounting hole 2 Nm
8 G1/8" compressed air connection (identified as 1*) 4 Nm
9 Silencer cover 0.5 Nm
10 Exhaust air outlet (identified as 3*)
11 Name plate incl. production date: <yy>W<ww>
(yy =year of production, ww= week of production>
*Identification number on the ejector, see figure.
In pos. 4 and pos. 8 only push-in fittings with cylindrical G-thread may be used.
1
1 2
11
4
3
6
8
9
7
11
10
5
11
12
13
8
9
10
6
7
2
1
3
4
5
2
ECD-IV...NO... ECD-IV...NC...
3