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Fluke Thermalert 4.0 Series User Manual
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Thermalert
®
4.0 Series
Smart Integrated
Infrared Sensors
Users Manual
PN
4968276, English, Rev.
2.
4
,
Jul 2021
©
2021
Fluke Process Ins
truments
. All rights rese
rved. Printed in G
ermany. Specific
ations subject t
o change withou
t notice.
All product names
are trademarks of
their respective c
ompanies.
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2
Table of Contents
Table of Contents
2
Table of Contents
3
List of Tables
8
List of Figures
8
Compliance Statement
11
Safety Information
12
Contacts
15
1 Description
16
Figure 1-1: Available Models
17
2 Technical Data
18
Measurement Specification
18
Optical Specifications
21
Electrical Specifications
23
Model 2-Wire
23
Model HART, 2-Wire
23
Model Fieldbus, 4-Wire
23
Model 6-Wire
24
Model 12-Wire
24
Environmental Specifications
25
Dimensions
26
Model 2-Wire / 6-Wire
26
Model Fieldbus, 4-Wire
26
Figure 2-1: Dimensions for the 2-Wire and 6-Wire Model
26
Figure 2-2: Dimensions for the 4-Wire Model, Fieldbus
26
Model 12-Wire
27
Figure 2-3: Dimensions for the 12-Wire Model
27
Scope of Delivery
28
3 Basics
29
Measurement of Infrared Temperature
29
Emissivity of Target Object
29
4 Environment
30
Ambient Temperature
30
Atmospheric Quality
30
Electrical Interference
30
Figure 4-1: One Earth Ground at the Sensor (Left) or at the Power Supply (Right)
30
Figure 4-2: Principle of the Galvanic Isolation for the 6-Wire Model
31
Figure 4-3: Principle of the Galvanic Isolation for the 12-Wire Model
31
5 Installation
32
Positioning
32
Distance to Object
32
Figure 5-1: Proper Sensor Placement
32
Viewing Angles
33
Figure 5-2: Acceptable Sensor Viewing Angles
33
Model 2-Wire
34
Back Panel
34
Table 5-1: Terminal Connections
34
Table 5-2: Test Modes
34
Figure 5-3: Rear Panel for 2-Wire Sensor and Emissivity Preset at 0.95
34
Cable Connection
35
Ma Single Loop
37
Figure 5-4: Principle Circuit Diagram: Infrared Sensor with Multiple Loads
38
Figure 5-5: Equivalent Circuit Diagram: Infrared Sensor with Multiple Loads
38
Ma Multiple Loops
39
Table 5-3: Power Supply Requirements for Multiple Loads
39
Alarm Output al
40
Figure 5-6: Principle Circuit Diagram: Infrared Sensor with Multiple Loads
40
Figure 5-7: Exemplary Wiring the Alarm Output al for the 2-Wire Sensor
40
Model HART, 2-Wire
41
Back Panel
41
Cable Connection
41
Ma Loop
41
Alarm Output al
41
Table 5-4: Terminal Connections
41
Figure 5-8: Rear Panel for the HART 2-Wire Model
41
Model Fieldbus, 4-Wire
42
Wiring
42
Sensor Address
42
Advanced Addressing
42
Figure 5-9: M12 Connector Socket and Pin Assignment
42
Figure 5-10: Sensor Connection to a PC Using Poe
42
Reset Addressing
43
PC Network Adapter
43
Figure 5-11: Command Prompt Window
43
ASCII Programming
45
Http Server
45
Model 6-Wire
45
Back Panel
45
Figure 5-12: Rear Panel for 6-Wire Sensor
45
Cable Connection
46
Terminal Strip
46
Analog out
46
Ma Output
46
Output
46
Table 5-5: Pin Assignment for Terminal Strip
46
Figure 5-13: Wiring Analog out as Current Output
46
TC Output
47
RS485 Communication
47
Model 12-Wire
47
Back Panel
47
Table 5-6: Pin Assignment for DIN Connector
47
Figure 5-14: Wiring Analog out as Voltage Output
47
Figure 5-15: DIN Connector Pin Layout (Pin Side)
47
FTC1 - Emissivity Setting
48
FTC2 - Background Temperature Compensation
48
Table 5-7: Ratio between Analog Input Voltage and Emissivity (Example)
48
Figure 5-16: Adjustment of Emissivity at FTC1 Input (Example)
48
Trigger Input
49
Figure 5-17: Principle of Background Temperature Compensation
49
Figure 5-18: Adjustment of Background Temperature Compensation at FTC2 Input (Example)
49
Figure 5-19: Wiring the Trigger Input
50
Figure 5-20: Resetting the Peak Hold Function
50
Figure 5-21: Holding the Output Temperature
50
Hold
50
Reset
50
Laser
51
Relay Output
51
Analog out
51
Ma Output
51
Figure 5-22: Spike Voltage Limitation for the Alarm Relay
51
Figure 5-23: Wiring Analog out as Current Output
51
Output
52
Figure 5-24: Wiring Analog out as Voltage Output
52
Model LTD-04
53
Assembly
53
Figure 5-25: Assembly of the Air Purge
53
6 Operation
54
Figure 6-1: Laser Indication
54
Figure 6-2: Averaging
55
Figure 6-3: Peak Hold
55
Figure 6-4: Valley Hold
56
Figure 6-5: Advanced Peak Hold
56
Figure 6-6: Advanced Peak Hold with Averaging
57
Figure 7-1: Network in Linear Topology (Daisy Chain)
58
Figure 7-2: RS485 Communication for 6-Wire Model
59
Figure 7-3: RS485 Communication for 12-Wire Model
59
Figure 7-4: Wiring the Sensor's RS485 Interface with USB/RS485 Converter in 2-Wire Mode
60
Figure 7-5: Wiring the Multiple Sensors Via RS485 Interface with USB/RS485 Converter in 2-Wire Mode
60
Table 8-1: Pyrometer Parameters
63
Table 8-2: Messages
63
Table 8-3: Input Data
63
Table 8-4: Output Data
63
Table 8-5: Parameter Types
64
Table 8-6: Error Codes
64
Table 9-1: Pyrometer Parameters
65
Table 9-2: Input Data
66
Table 9-3: Output Data
66
Table 9-4: Parameter Types
66
Table 9-5: Error Codes
67
Table 10-1: Sensor Information
69
Table 10-2: Overview to Temperature Hold Functions
71
Figure 11-1: Typical Installation with HART Adapter
73
Figure 12-1: Intrinsic Safety Installation with Power Supply Barrier from Company Pepperl+Fuchs (Example)
75
Table 13-1: Cable Specification
77
Table 13-2: Color Assignment to DIN Connector
77
Figure 13-1: 12-Wire Cable, High Temp Version
77
Table 13-3: Cable Specification
79
Table 13-4: Color Assignment to DIN Connector
79
Figure 13-2: 12-Wire Cable, Low Temp Version
79
Table 13-5: Available Ethernet Poe Cables
81
Figure 13-3: Ethernet Poe Cable
81
Figure 13-4: Pin Assignment (Front View)
81
Figure 13-5: Terminal Block with Wire Color Assignment
82
Figure 13-6: Terminal Block in an Enclosure
83
Figure 13-7: Industrial Power Supply
84
Figure 13-8: Power Supply with Terminal Box
85
Figure 13-9: USB/RS485 Converter
87
Figure 13-10: Poe Injector
88
Figure 13-11: Overview to Mechanical Accessories
89
Figure 13-12: Mounting Nut
90
Figure 13-13: Fixed Bracket
91
Figure 13-14: Adjustable Bracket
92
Figure 13-15: Swivel Bracket
93
Figure 13-16: Installation of the Sighting Tube
94
Figure 13-17: Dimensions for the Sighting Tube
94
Figure 13-18: Available Sighting Tubes
95
Figure 13-19: Pipe Adapter
96
Table 13-6: Protective Windows
97
Figure 13-20: Protective Window
97
Figure 13-21: Right Angle Mirror
98
Figure 13-22: Air Purge
99
Figure 13-23: Air/Water-Cooled Housing
100
Table 13-7: Minimum Device Temperatures [°C/°F]
102
Figure 13-24: Thread Adapter
103
Figure 13-25: Mounting Flange
104
Table 14-1: Troubleshooting
105
Table 14-2: Error Codes for Outputs
105
Table 14-3: Error Codes Via Digital Communication
105
Figure 15-1: Optical Diagrams LT-07 Models
107
Figure 15-2: Optical Diagrams LT-15 Models
107
Figure 15-3: Optical Diagrams LT-30 Models
108
Figure 15-4: Optical Diagrams LTB-30 Models
109
Figure 15-5: Optical Diagrams LT-50 Models
110
Figure 15-6: Optical Diagrams LT-70 Models
111
Figure 15-7: Optical Diagrams LTD-04 Models
111
Figure 15-8: Optical Diagrams P7-30 Models
112
Figure 15-9: Optical Diagrams G7-70 Models
112
Figure 15-10: Optical Diagrams G5-30 Models
112
Figure 15-11: Optical Diagrams G5-70 Models
113
Figure 15-12: Optical Diagrams MT-30 Models
114
Figure 15-13: Optical Diagrams MT-70 Models
115
Figure 15-14: Optical Diagrams P3-20 Models
116
Figure 15-15: Optical Diagrams HT-60 Models
117
Figure 15-16: Optical Diagrams 1M-150 Models
118
Figure 15-17: Optical Diagrams 2M-150 Models
119
Figure 15-18: Optical Diagrams 3M-150 Models
120
Figure 15-19: Spot Size Calculator
121
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Fluke Thermalert 4.0 Series Specifications
General
Brand
Fluke
Model
Thermalert 4.0 Series
Category
Accessories
Language
English
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