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GE Oil & Gas
Travel Sensor Alignment
Table
3 shows the general guidelines for travel sensor alignment. Review the table prior to in-
stalling the SVI II AP on a rotary valve actuator for proper alignment of the magnet.
Table 3: Travel Sensor Alignment
Rotary
Mounting
System
Stroke Direction
Magnet
Orientation
Valve
Position
Sensor Counts
Rotary
<60° Rotation
Clockwise or counter-
clockwise rotation
(0°)
Closed (0%)
0 +/- 1000
>60° Rotation
Clockwise with increas-
ing setpoint
(-45°)
Full Open
or
Full Closed
-8000 +/- 1500
or
+8000 +/- 1500
>60° Rotation
Counter Clockwise rota-
tion with increasing set-
point
(+45°)
Full Open
or
Full Closed
-8000 +/- 1500
or
+8000 +/- 1500
General Rule for
other configura-
tions
Any amount of rotation
Clockwise or counter-
clockwise
(0°)
50% Travel
(Mid-Stroke)
0 +/- 1000