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Fox FT2 User Manual
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Model FT2
101364
3.2.4.
RS485 Wiring
W1 jumper is to terminate the bus with a 121ohm resistor and should
only
be installed
on the
last
instrument
of the daisy
chain. W3 a
nd W4 are use
d for half
duplex ope
ration. (W3 c
onnects TX+ &
RX+, W4 connects TX- &
RX-).
Figure 3-5 RS485 Wiring and Configuration
Page 20
Fox Thermal Instrum
ents, Inc., 39
9 Reservat
ion Road, M
arina, CA
93933
23
25
Table of Contents
Table of Contents
3
Introduction
5
Scope
5
Product Description
5
Block Diagram
6
Menu Tree
7
Analog 4-20 Ma Outputs
9
Discrete I/O
9
Frequency/Alarm Output
9
Local Display Options
9
Communication Features
9
Dimension Details
9
Installation
14
Scope
14
Insertion Style
14
Mounting - Insertion Style
14
Installation Depth
15
Sensor Orientation
15
Flowmeter Placement - Insertion Style
17
Flowmeter Placement - Flow Body Style
18
Flow Body Orientation
19
Start up
20
Scope
20
Note: All References to Conduit Orientation Are from the Front Panel Perspective
20
Wiring
20
Power Input Wiring and Grounding
21
To 20 Ma Output Wiring
22
Frequency/Alarm Output Wiring
23
RS485 Wiring
24
Remote Switch Wiring
25
Sensor Wiring (4 Wires)
26
Remote Wiring Installation
27
Start up Sequence
28
Measurement Mode
28
To 20 Ma Outputs
28
Frequency/Alarm Output
28
Local Display Screens
29
Display Screens
29
Engineering Screens
30
Resetting Total and Elapsed Time
31
Alarm Indications
31
Programming
32
Programming Using the Local Display
32
Data Entry Using the Local Display Module
32
Entering the Programming Mode
33
Analog 4-20 Ma Output
33
Frequency Output
34
Discrete Input/Output
36
RS485 Serial Communication Settings
37
Display Setup
39
Password
40
Units Settings
41
Flow Parameters
43
Calibration Parameters
46
Reset Total and Elapsed Time
47
Restore Database
47
Reset CRC
47
Simulation
48
Preventative Maintenance
50
Access to Electronics
50
Sensor Cleaning
50
Broken or Damaged Probe
50
Calibration
50
Fuse Replacement (Standard and NFP Version)
50
Troubleshooting
51
Replacements Parts
52
Return Procedure
53
Warranty
54
Glossary of Terms and Abbreviations
55
Index
56
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Fox FT2 Specifications
General
Brand
Fox
Model
FT2
Category
Measuring Instruments
Language
English
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