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EX DELTA II
Oval EX DELTA II Manual
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1
Ins. No. D-585-1-E
Fieldb
us type
EX DEL
T
A
(In-line, fixed type)
(In-line, hottap type)
T
otalizer provided
Less totalizer
Hottap type
Every
OV
AL
EX
DEL
T
A
Ⅱ
is
fabricated
and
shipped
from
our
fa
ctory
under
stringent
quality
control.
In
order to
maintain
its design
performance
throughout its
life,
this
manual
offers the
operator
the
necessary
installation,
operation
and
ma
intenance
information.
Be
well
familiar
with
these
instructions
before
you
place the meter in service and keep this manual for ready r
eference.
Ⅱ
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 Before You Begin
5
Confirming The Specifications
5
Transit Considerations
5
Storage Considerations
5
2 Operating Conditions
5
3 General
6
4 Component Names
6
5 Piping Instructions
9
Standard Piping Conditions
9
Pipes To Be Used
10
Location Of Pressure Gage And Thermometer Taps
10
Pulsation
11
Prevention Of Cavitation (Liquid Service)
11
Prevention Of Excessive Flowrate
11
Prevention Of Slug Flow
12
Keep The Pipe Filled With Process Fluid
12
Bypass Line
12
6 Installation
12
Installation Location
12
Physical Orientation
12
Installation Procedure, Fixed Type
13
Installation, Hottap Type
14
Lagging Work
16
Ambient Temperature
17
Partially Filled Pipe
17
Working Stage And Hoist
17
Hottap Type Drive Unit Removal
18
How to Change Preamplifier Orientation
19
How to Change Indicator and Totalizer Orientation
20
7 Wiring Connections
21
Wiring Specifications
21
Wiring Connection
21
Wiring Diagram (An Example)
22
8 Operation
23
Flushing The Piping Assembly
23
Operation Procedure
23
9 Built-In Display Functions and Operation
24
Display Selection (Totalizer Equipped Model)
24
Total Flow Reset
24
10 Reconfiguration and Parameter Lists
25
Changing The Full Scale Readings
25
Simulation
26
Cpu Reset
26
Description Of Individual Switches
27
Parameter Lists
28
11 Flow Sensitivity Adjustment Procedure
32
Amplifier Gain
32
Trigger Level
32
12 Preamplifier Operation Check with Simulated Pulse Input
33
Test Setup
33
Full Scale Frequency Calculation
34
13 Maintenance
35
Disassembly And Inspection Guidelines
35
Disassembly And Inspection Procedure
35
Preamplifier Inspection
37
14 Assembly Drawing and Parts List, Fixed Type
38
15 Assembly Drawing and Parts List, Hottap Type
40
16 General Specifications
42
Sensor Specifications
42
Transmitter Specifications
43
Nominal Meter Factors
45
Pressure Losses
46
17 Outline Dimensions
47
Ex Deltaⅱ
47
Flow Straightener And Downstream Pipe
49
18 Flameproof Approval: Dimension of Non-Threaded Joints
50
19 Product Code Explanation
51
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Oval EX DELTA II Specifications
General
Brand
Oval
Model
EX DELTA II
Category
Measuring Instruments
Language
English
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