Table of Contents
Advertisement
12 Electrical connection
The M12 plugs may only be assembled, connected and com-
missioned by trained personnel. The trained personnel must
have expertise in types of ignition protection, and regulations
and provisions for operating media in EX areas.
7. Securely lay the connection cables or ensure sufficient
tension relief.
8. Refer to the technical data and cable gland documentation
for details of the wire cross sections.
9. Protect the product and the cables from damage.
10. Only clean the product with an anti-static or damp cloth.
11. Only operate the product when it is fully assembled.
12. Only connect the product to intrinsically safe electric cir-
cuits that are approved with an EC type examination certi-
ficate and which do not exceed the maximum values of
the respective sensors for Ui, Ii, Pi, Ci and Li.
GEMÜ 4241
12.3 24 V DC pilot valve, ordering option Connection
diagram, code N1
12.3.1 Connection diagram
OPEN
CLOSED
L-
L-
L+
L+
S1 S2
br
br
1
4
bl
bl
2
5
3
6
24 V DC
Pin
1
L+, OPEN switch
2
L-, OPEN switch
3
GND, solenoid valve actuation
4
L+, CLOSED switch
5
L-, CLOSED switch
6
24 V DC, solenoid valve actuation
12.4 12 V DC pilot valve, ordering option Connection
diagram, code N2
12.4.1 Connection diagram
OPEN CLOSED
L-
L-
L+
L+
S1 S2
br
br
1
4
bl
bl
2
5
3
6
12 V DC
Pin
1
L+, switch S1 OPEN
2
L-, switch S1 OPEN
3
GND, control input
4
L+, switch S2 CLOSED
5
L-, switch S2 CLOSED
6
12 V DC, control input
18 / 22
+
Signal name
+
Signal name
www.gemu-group.com
Advertisement
Table of Contents
