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SP740 Series
Seg SP740 Series User Manual
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Smart Positioner
SP740 Series
ⓐ
Check a valve's full stroke.
ⓑ
Connection bar should be consisted with feed back lever's value and full stroke value's equal point .
ⓒ
If positioner lever and actuator connection bar has not consistent ,
move and adjust positioner bracket or connection bar.
Stroke : 60mm
Fig3-5 Connection bar position when valve stroke is 60mm
20/40
20/40
19
21
Table of Contents
Default Chapter
2
Table of Contents
2
1 Introduction
4
General Information for Users
4
Caution on Safety
4
Basic Safety Instruction for Using in the Explosion Proof Area
5
Conditions to Maintain the Intrinsic Safety (Exi)
5
Certification
5
2 Product Description
6
General Introduction
6
Features
6
Options
6
Label Description
7
Products Code
8
Products Specification
9
Principle of Operation
10
Explosion Proof Specifications of Intrinsic Safety
11
Structure
12
Products Dimension
13
SP740 Standard Type
13
SP740 Lever Type
14
SP740 Fork Lever Type
15
SP740 Namur Type
16
3 Installation
17
Causion before Installation
17
Tools for Installation
17
Linear Positioner Installation
17
Caution on Installation
17
Standard Lever Type Positioner Installation
17
Rotary Positioner Installation
21
Bracket Set Assembly for Rotary Positioner Installation
21
Rotary Positioner Installation Step
22
4 Connection - Air
23
Supply Pressure Condition
23
Connection - Piping with Actuator
23
Single Acting Actuator
23
Double Acting Actuator
23
5 Connection - Power
24
Safety
24
Termainal Connection
24
Limit Switch Terminal
24
Instrinsic Safety's Parts Terminal Connection
25
Ground
25
6 Adjustments
26
Limit Switch Adjustment
26
7 PCB Board Type --Option
27
8 Auto Calibration & PCB Operation
28
Warning
28
Button Description
28
Run Mode (RUN )
28
Auto Calibration Mode (AUTO CAL)
29
Auto PV Calibration AUTO PV )
29
Auto All
29
Manual Mode ( MANUAL )
30
Parameter Mode (PARAMETER )
30
Dead-Zone ( DEADZONE)
30
Kp-Up ( Kp_Up)
31
Kp-Down ( Kp_Down )
31
Hand Calibaration Mode (HAND CAL)
31
Norm
32
Dp Norm
32
Fb Norm
32
Valve Mode (VALVE)
33
Acting Adjustment (ACT da / RA)
33
Valve Flow Characterzation Curve (CHAR LN)
33
User Defining Flow Charateristics Adjustment (USER SET)
34
Tight Shut Open (TSHT OP)
34
Tight Shut Close (TSHT CL)
35
View Mode (VIEW)
36
9 Error and Warning Code
37
Error Code
37
Warning Code
38
10 LCD Operation Map
39
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Seg SP740 Series Specifications
General
Brand
Seg
Model
SP740 Series
Category
Valve Positioners
Language
English
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