ACTUATECH GS1440 Buku Petunjuk - Halaman 15

Jelajahi secara online atau unduh pdf Buku Petunjuk untuk Pengontrol ACTUATECH GS1440. ACTUATECH GS1440 16 halaman. Scotch–yoke part turn pneumatic actuator

Halaman Cetak
ACTUATECH GS1440 Buku Petunjuk
INSTRUCTION MANUAL
SCOTCH–YOKE PART TURN PNEUMATIC ACTUATOR
GD2880 - GD8000 AND GS1440 - GS4000
9. ACTUATORS SPECIAL VERSIONS
ACTUATECH manufactures and supplies special actuators versions for specific actuator use and environmental.
a) External protections.
All the standard version could be supply with different external protection according with the plant ambient working condition (see
ACTUATECH catalogue or contact ACTUATECH commercial team).
b) Stainless Steel Actuators
For food and chemical plants ACTUATECH manufacture a Stainless-Steel version. The body and all the external part are made in
stainless steel.
The rotary system is the same Scotch-Yoke used for the standard actuators.
For the stainless-steel actuators performances please refers to the standard actuators data tables.
c) Simple Acting spring return Fail to Open.
Spring Return Fail to Open actuators are required when in case of the pressurised air or electrical power supply are off the valve
should be automatically opened.
In the fail to open actuators the pistons are inserted into the cylinder like the Double Acting version, and due to the spring force the
actuator is Normally Open.
ATTENTION. Nominal torque and torque performances in Spring return Fail to Open version, due to its construction, are different
from the Spring Return Fail to Close standard versions. For sizing and application please refer to ACTUATECH technical department.
10. STORAGE
The ACTUATECH actuator has been packaged to provide protection during shipment, however, it can be damaged in transport. Prior
to storage, inspect the actuator for shipping damage. Keep the actuators in their original packing box during storage.
It is recommended to keep the actuators in a clean and dry environment at temperatures between -10°C and +60°C until ready for
use.
The actuator has two air ports, which are closed by labels for prevent liquids or others material to entering in the actuator during
storage.
If the actuators are to be stored for a long period of time before installation, it is recommended to stroke them periodically to prevent
setting of the seals.
WARNING
Keep the actuator in its original box until the installation, and store it indoors, in dry and clean environment, at temperatures
between -10°C and +60°C to protect them from humidity and dust.
ACTUATECH S.p.A
Via S. Lorenzo, 70, 25069 Villa Carcina (BS) Italy •
Ph.
+39 030 8908142 •
Fax
+39 030 8908143 • [email protected] •
www.actuatech.com
15
EN -
Rif. MAN80937 - 03/22