rotork YT-2600 Series, Руководство по эксплуатации продукта

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Smart Positioner
YT-2600 series Product manual
Ver. 1.30
23
3.4.3
Rotary positioner Installation Steps
1)
Please check the actuator’s stem height and adjust the brackets by referring to the above bracket
table.
2)
Attached the brackets onto the actuator. It is recommended to use spring washer so the bolts will
not be loosen from vibration.
3)
Set rotation position of the actuator stem at 0 %. For single acting actuator, it is easy to check 0 %
point by supplying no pressure to the actuator. For double acting actuator, check actuator stem’s
rotation direction – clockwise or counter-clockwise - by supplying pressure to the actuator.
4)
(Only Fork lever type) Install the fork lever after setting actuator’s stem at 0 %. Check the actuator
stem’s rotation direction – clockwise or counter-clockwise.
Installation angle of the fork lever should be 45˚ to the longitudinal direction of the actuator.
Fig. 3-16: Counter-clockwise and clockwise rotation.
5)
(Only Fork lever type) After setting fork lever position, fasten lock nuts which are located on the
bottom of the fork lever. Ensure to set the gap between the top of upper bracket and the top of the
fork lever within 6 ~ 11 mm.
Fig. 3-17: Height to the bracket (fork lever type)