ARCA Regler GmbH
9 Commissioning
Series 814
19 / 28
11.2022 / 1.1
9
Commissioning
9.1
Adjustment
Stroke adjustment
▪
CAUTION!
Shear forces must not be transmitted to the actuator
stem (2) when coupling actuator and valve.
▪
CAUTION!
Do not turn the actuator stem (2) in a radial direction.
▪
NOTICE!
Adjust the stroke so that the closing position of the valve is
not hindered by the internal, non-adjustable stroke limitation of the
actuator.
9.2
Actuating signal connection
The actuator has air connections (Z...) with an internal thread.
Actuator size
Connection Z1
PKIII
4x G ¾“
Z1
Z1
Z1
Z1
Illustration 5:
Air connections
9.3
Positioner installation
Mounting with ARCA mounting
bracket
The actuator lantern (1) enables auxiliary devices to be attached on two
sides with the M8 fastening thread (modified mount conforming to
NAMUR / IEC 60534-6-1). Refer to the operating manual for the respect-
ive device for the mounting instructions.
