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11 Electrical connection
10.4.3 NAMUR sizes, quarter turn actuator, PTAZ
The following borehole patterns are available:
80 x 30 x 20
80 x 30 x 30
130 x 30 x 30
130 x 30 x 50
10.4.4 Assembling and installing the electrical position
indicator (quarter turn actuator)
Incorrect installation of the product.
▶ Damage to the housing.
Only tighten the product using the spanner flats provided
●
for this purpose.
1. Screw the electrical position indicator 6 onto the adapter
7.
2. Use the spanner flat 8 (WAF 27) of the travel sensor to
tighten the electrical position indicator.
3. Turn the housing clockwise to align the pneumatic or elec-
trical connections.
4. Initialize the product.
11 Electrical connection
Danger of explosion
▶ Risk of severe injury or death.
Danger from sparking. Never discon-
●
nect the connection cables when live.
Danger of explosion
▶ Risk of severe injury or death.
Do not connect or disconnect the
●
device until the power has been
switched off or the area has been clas-
sified as non-hazardous.
The standard version of the product
●
(without special function X or Y) must
not be used in potentially explosive
zones.
Danger from sparking. Never discon-
●
nect the connection cables when live.
GEMÜ 1242
CAUTION
6
7
DANGER
DANGER
11.1 Electrical connection
1. Connect the product in accordance with the pin assign-
ment.
For electrical connection, we recommend the M12 connectors
for EX areas from IFM, series EVCxxA.
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.
2. Securely lay the connection cables or ensure sufficient
tension relief.
3. Refer to the technical data and cable gland documentation
for details of the wire cross sections.
4. Protect the product and the cables from damage.
5. Only clean the product with an anti-static or damp cloth.
6. Only operate the product when it is fully assembled.
11.2 Potential equalization – special function X and Y
8
Connecting the potential equalization device
1. Use a screw M4x6 to attach the potential equalization
device to the electrical position indicator.
ð Potential equalization for metal housings in potentially
explosive areas: Minimum 4 mm².
2. Secure the connection against working itself loose.
18 / 41
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