Burkert 8690 Manuel D'utilisation page 23

Electricalinstallation
9.2.2 connection diagram
with three-wire proximity switches
(inductive limit switches)
terminal configuration
INI - (GND)
1
Supply
INI 1 OUT
2
Output
INI 2 OUT
3
Output
INI + (24 V DC)
4
Supply
Valve control
5
0 / 24 V DC
Valve control
6
GND
Tab. 3: Connection diagram with three-wire proximity switches
Type 8690
external circuit
1
GND
2
Output 1 (24 V)
3
Output 2 (24 V)
4
+24 V DC
5
0/24 V DC ±10 %
Residual ripple 10 %
6
9.2.3 connection diagram
with two-wire proximity switches
(inductive namur limit switches)
terminal configuration external circuit
1 INI Top +
protected area
2 INI Top -
3 INI Bottom +
4 INI Bottom -
Valve control
5
+
protected area
Valve control
6
GND
Tab. 4: Connection diagram with two-wire proximity switches
(recommended by NAMUR) Also observe the type-examination certificate
4)
from Turck KEMA 02 ATEX 1090X
Signal from barrier see PTB 07 ATEX 2048
5)
english
Explosion Non-hazardous
area
1 / 3
+8,2 V DC
2 / 4
NAMUR-
Sensor
R
0 V
Explosion Non-hazardous
area
Safety barrier
+
5
6
PA
4)
5)
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