User instructions - Digital Positioner 3200MD LGENIM0059-01 10/08
8
5 Mounting and Installation
5.1 Mounting to Valtek Linear
Mark One Valves
To mount a Logix 3200MD positioner to a Valtek linear Mark One
valve, refer to Figure 3 and proceed as outlined below. The following
tools are required:
•
9
⁄16" open-end wrench (or ½" for spud sizes 2.88 and smaller)
•
7
⁄16" box wrench
•
3
⁄8" open-end wrench
1. Remove washer and nut from follower pin assembly. Insert pin
into the appropriate hole in follower arm, based on stroke length.
The stroke lengths are stamped next to their corresponding
holes in the follower arms. Make sure the unthreaded end of the
pin is on the stamped side of the arm. Reinstall lock washer and
tighten nut to complete follower arm assembly.
2. Slide the double-D slot in the follower arm assembly over the
flats on the position feedback shaft in the back of the positioner.
Make sure the arm is pointing toward the customer interface
side of the positioner. Slide lock washer over the threads on the
shaft and tighten down the nut.
3. Align the bracket with the three outer mounting holes on the
positioner. Fasten with ¼" bolts.
4. Screw one mounting bolt into the hole on the yoke mounting
pad nearest the cylinder. Stop when the bolt is approximately
3
⁄16" from being flush with mounting pad.
5. Slip the large end of the teardrop shaped mounting hole in the
back of the positioner/bracket assembly over the mounting bolt.
Slide the small end of the teardrop under the mounting bolt and
align the lower mounting hole.
6. Insert the lower mounting bolt and tighten the bolting.
Figure 3: Linear Mark One Control Valve Mounting
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