Smart Positioner
YT-2500 / 2550 / 2501 Series
Product manual
Ver. 1.04
26
6. Attach the positioner to the bracket. <
Only fork lever type of YT-2500 / 2550: Fix the
clamping pin (5mm Dia.) into the fork lever slot and insert center pin (2mm Dia.) of the
main shaft of the positioner into the hole of center of the fork lever. The clamping pin
will be locked to the fork lever spring.>
Setting alignment of center of main shaft of the
positioner and center of the actuator
’s stem is very important. Poor alignment of the
main shaft and the actuator
’s stem decreases the positioner’s durability due to
unnecessary forces on the main shaft.
Fig. 3-18: Main shaft center alignment (Fork lever) Fig. 3-19: Main shaft center alignment (Namur)
7. Tighten the positioner and the bracket with bolts
after checking the positioner
’s
position.
