Flowserve Logix 520MD+ User Manual

9
Logix
®
520MD+ and 510+ Digital Positioners FCD LGENIM0105-15-AQ – 05/16
flowserve.com
1 Piezo Assembly
2 Block
3 Spool
4 Regulator Assembly
5 Piezo Cable
6 Hall Sensor Cable
7 Auxiliary Card
8 Main Board
9 4-20 mA Input
10 Hall Sensor Assembly
11 Exhaust
12 Port B
13 Supply Pressure
14 Pressure Sensor Board
15 Supply In
16 Pressure Sensor Cable
17 Feedback Cable
18 Exhaust
19 Port A
20 Feedback Potentiometer
21 Actuator Housing
22 Spring
23 Piston
24 Stem
25 Yoke
26 Take-Off Arm
Figure 3: Logix 500+ Digital Positioner Schematic (Double Acting Relay - Air To Open)
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Flowserve Logix 520MD+ Specifications

General

Brand	Flowserve
Model	Logix 520MD+
Category	Valve Positioners
Language	English