Siemens CA 333 Series - User Manual
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Table of Contents:
- Page 2 – TABLE OF CONTENTS; SECTION AND TITLE
- Page 3 – LIST OF ILLUSTRATIONS; FIGURE AND TITLE; LIST OF TABLESS; TABLE AND TITLE; Cover banner updated manual revision number and date changed.
- Page 8 – free piping may be used. When making pneumatic; CAUTION; Pressure in excess of 150 psig; INSTRUMENT AIR REQUIREMENTS; and stainless steel.
- Page 10 – FIGURE 2-1 Installation Dimensions
- Page 14 – FIGURE 2-5 Mounting Plate; Place the suppression spring on the housing.; NOTE
- Page 18 – acting positioner applies also to the single; FIGURE 4-1 Valve Positioner Schematic; he input diaphragm assembly.
- Page 19 – FIGURE 4-2 Motion Transmitter Schematic
- Page 20 – Plungers – The plungers differ in shape, as shown in this figure.; FIGURE 5-1 Parts Comparison Models 74 and 74S
- Page 21 – DISASSEMBLY; If it is necessary to disassemble the positioner, refer
- Page 23 – Model Series 74 H/FR Valve Positioners; IMPORTANT
- Page 25 – As Req’d; N SG SN
INSTALLATION AND SERVICE INSTRUCTION
Siemens Industry, Inc.
SD74
Rev. 19
January 2011
Supersedes Issue 18
Model Series 74
Valve Positioner and
Motion Transmitter
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Summary
SD74 2 TABLE OF CONTENTS SECTION AND TITLE PAGE 1.0 INTRODUCTION .................................................................................................................................................4 1.1 MODEL DESIGNATION .....................................................................
SD74 3 LIST OF ILLUSTRATIONS FIGURE AND TITLE PAGE 2-1 Installation Dimensions ........................................................................................................................................10 2-3 Rotary Range Spring Kit Assembly and Parts List .................................
SD74 8 2.0 INSTALLATION See Figure 2-1 for mounting dimensions and connections. The two basic mounting positions of the positioner are normal, where the nameplate is on the bottom, and inverted, where the nameplate is on top. Valve design and desired valve position when the input is at maximum deter...