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Manuals and User Guides for Vaisala Spectracap OMT364. We have
1
Vaisala Spectracap OMT364 manual available for free PDF download: User Manual
Vaisala Spectracap OMT364 User Manual (168 pages)
Oxygen Transmitter
Brand:
Vaisala
| Category:
Transmitter
| Size: 2.06 MB
Table of Contents
Table of Contents
3
Chapter 1 General Information
13
About this Manual
13
General Safety Considerations
13
Feedback
14
Product Related Safety Precautions
14
ESD Protection
15
Recycling
15
Regulatory Compliances
16
Patent Notice
16
Trademarks
16
License Agreement
16
Warranty
17
Chapter 2 Product Overview
19
Introduction to OMT364
19
OMT364 in Hazardous Locations
19
OMT364 for In-Line and Sampling Cell Mounting
20
Figure 1 Flange Mounted OMT364
21
Figure 2 OMT364 with Sampling Cell
21
OMT364 for Ambient Gas Measurement
22
Figure 3 OMT364 for Ambient Gas Measurement
22
Functional Description
23
Chapter 3 Functional Description
23
Measurement Principle and Sensor Technology
23
Figure 4 O2 Absorption Spectrum Around the 760 Nm Near Infrared
24
Figure 5 Adjacent O2 Absorption Lines and Laser Emission Peak
24
Region
24
Construction of the OMT364 Probe
25
Figure 6 Schematic of Probe Design
25
Eye Safety
26
Figure 7 OMT364 Laser Eye Safety
26
Chapter 4 Installation
29
Selecting the Location
29
Transmitter Dimensions
30
Chemical Tolerance
30
Figure 8 OMT364 Dimensions
30
Temperature Conditions of Installation Location
31
Powerful Light Sources Near the Oxygen Measurement
31
Probe
31
Maximum Allowed Installation Angle
32
Mounting Options
33
Process Conditions in Regard to Mounting Options
33
Figure 9 Installation Angle Limitations in High Humidities
33
Table 1 Process Conditions and Mounting Options
34
Flange Mounted for In-Line Process Gas Measurement
35
Figure 10 OMT364 Transmitter with Flange Adapter
35
Filter Recommendation
35
Suitable Process Flanges
35
Mounting with a Flange Adapter
36
Figure 11 Dimensions of OMT 364 Flange Mounted
37
Mounting with a Sampling Cell
37
Figure 12 OMT364 Transmitter with Sampling Cell
38
Filter Recommendation
38
Figure 13 Sample Gas Treatment System
39
Mounting with a Wall Mounting Bracket
39
Installation Instructions for Swagelok Tube Fittings
40
Tubing Instructions
40
Figure 14 Swagelok Tube Fitting Instructions
41
Sampling Cell Instructions
41
Figure 15 Detaching the Sampling Cell
42
Figure 16 Dimensions, OMT364 with Sampling Cell
42
Mounting the OMT364 for Ambient Gas Measurement
43
Figure 17 OMT364 for Ambient Gas Measurement with Wall Mounting
43
Mounting Instructions
43
Setup
43
Figure 18 OMT364 Wall Mounted
44
Connections
45
Figure 19 Dimensions and Drilling Holes, Wall Mounting Bracket (Right)
45
Signal and Power Supply Wiring
45
And Flange Adapter (Left)
45
Figure 20 Connections/Local Interface Layout
46
Chapter 5 Operation
49
Device Interfaces
49
Power Supply
49
Keypad, Display and Leds
49
Service Interface
50
Installing the Driver for the USB Cable
50
Analog Output
51
Customer Interface
51
Relay
52
Local Interface (Keypad and Display)
52
Display Modes
52
Features
52
Figure 21 OMT364 Display Layout
52
Start-Up
53
Error Condition
54
Normal Operation
54
Warning
54
Service Interface
54
Customer Interface
55
Functions
55
General Instructions for Using Functions
55
Menu Structure
56
Serial Commands
60
Table 2 Meaning of the Command Line Elements
60
Table 3 OMT364 Default Serial Communication Settings
60
List of Serial Commands
61
Table 4 List of Serial Commands Without Password
61
Table 5 List of Additional Serial Commands with Password Given
61
Outputting Measurement Results
62
Start Continuous Output Command (R)
62
Show/Set Continuous Output Interval Command (INTV)
63
Stop Continuous Output Command (S)
63
>Smode
64
Send Measurement Results Command (SEND)
64
Show/Set Serial Communications Mode Command
64
Show/Set Serial Communications Mode for Line 2 Command (SMODE2)
65
Show/Set Serial Communications Settings Command
65
>Seri
66
Show/Set Serial Communication Settings for Line 2 Command (SERI2)
66
Show Serial Line 1 Status Command (SCI1)
67
Show Serial Line 2 Status Command (SCI2)
67
Show Measurement Status Command (MEA)
68
Oxygen Statistics Display Function
68
Temperature Statistics Display Function
69
Formatting Measurement Results
69
Set Output Format Command (FORM)
69
Table 6 Format String Abbreviations and Quantities
70
Table 7 Format String Modifiers
70
Show/Set Date Command (DATE)
71
Show/Set Time Command (TIME)
72
Networking Operation
72
Show/Set Device Address Command (ADDR)
72
Open Communications Line Command (OPEN)
73
Close Serial Line in Poll Mode Command (CLOSE)
73
Set Echoing Mode Command (ECHO)
74
Accessing Service Level Commands
75
Issue Password Command (PASS)
75
Issue Password Function (Pas)
75
Analog Output Calibration
76
Calibrate Analog Output Command (ICAL)
76
Analog Output Scaling and Settings
77
Scale Analog Output Function (Ascl)
77
Show/Set Output Parameters Command (OUT_PARAMS)
77
Analog Output Testing
78
Set Test Current to Analog Output Command (ITEST)
78
Test Analog Output Function (Aou)
79
Relay Operation
80
Show/Set Relay Operating Mode Command (RELAY_MODE)
80
Show/Set Relay Trigger Points Command (RSEL)
80
Test Alarm Relay Function (Ala)
81
Device Information and Other General Commands
81
Show Information about the Device Command (?)
81
Show Information about the Device Overriding POLL Mode Command (??)
82
Show Measuring Parameters Command (CALCS)
83
Show Calibration Information (CINFO)
83
Show Display Board Status Command (DB)
84
List Commands Command (HELP)
84
Show Laser Temperature Controller Status Command
85
>Ltc
85
Show Output Status Command (OUT)
85
Show All Modifiable Parameter Values (PARAM)
86
Measure Signal Level Command (SIL)
86
Signal Level Display Function (Sil)
87
Show Statistical Information Command (STATS)
87
Show Status of Subfunctions Command (STATUS)
88
Show Product Name and Software Version Command
89
>Vers
89
Memory Handling
89
Save Parameters Command (SAVE)
89
Resetting the Transmitter
90
Reset Command (RESET)
90
Reset Function (Off)
90
Setting Environmental Parameters
91
Chapter 6 Setting Environmental Parameters
91
Environmental Parameter Compensations
91
Operating Temperature
92
Operating Pressure
92
Figure 22 Effect of Process Pressure Compensation
93
(Pres)
94
Show/Set Pressure for Compensation Command
94
Set (Average) Process Pressure Function (App)
95
Set Pressure for Compensation Command (XPRES)
95
Background Gas Effects
96
General Information about Background Gas Effects
96
Water Content of Background Gas
97
Table 8 Conversion Table from T and RH to Absolute Humidity and the Effect of Humidity on Transmitter Reading
98
Set Water Content for Compensation Command (H2O)
99
CO2 Concentration of Background Gas
100
Set (Average) Water Content Function (H2O)
100
Set Carbon Dioxide Content for Compensation Command (CO2)
100
Set (Average) Carbon Dioxide Content Function (CO2)
101
Setting Several/All Environmental Parameters with Single Command (ENV)
102
Chapter 7 Calibration and Adjustment (In-Line and Sampling Cell Versions of Omt364)
103
Hardware Arrangements for Calibration and Adjustment
104
Getting Started
104
Gas Feed Setup for Calibration and Adjustment
104
Using Ambient Air
104
Calibration or Adjustment in Process
105
Figure 23 Attaching OMT364 Probe into Calibration Chamber
105
Setup
105
Using Bottled Gas and Calibration Chamber
105
Connecting the Gas
106
Connections and Systems
106
Preparations for Adjustment
106
Adjusting Gas Flow
107
Figure 24 Flow Rate Vs. Pressure, Back Pressure Valve Swagelok
108
Information on Calibration Gases
108
Ss-Chsm2-Kz-25
108
Calibration
109
Figure 25 Oxygen Readings in Relative Humidity
109
Using Ambient Air
109
Using Calibration Gases
110
Calibration Procedures
110
Calibration Check Function (Cal.C)
110
Lock Outputs for Calibration Command (ADJUST)
110
Adjustment
111
Possible Adjustments
112
One-Point Adjustment Using Serial Line
112
One-Point Adjustment Command (COXY1) and Procedure Using Serial Line
112
One-Point Adjustment Using Local Interface
114
One-Point Adjustment Function (CAL1)
114
Interface
115
One-Point Adjustment Procedure Using Local
115
Two-Point Adjustment Using Serial Line
116
Two-Point Adjustment Command (COXY2) and Procedure Using Serial Line
116
Two-Point Adjustment Using Local Interface
119
Interface
119
Two-Point Adjustment Function (CAL2)
119
Two-Point Adjustment Procedure Using Local
119
Restoring Factory Calibration
121
Restore Factory Calibration Command (FCRESTORE)
121
Restore Factory Calibration Function (Fac)
121
Chapter 8 Calibration and Adjustment (Ambient Gas Measurement Version of Omt364)
123
Hardware Arrangements for Calibration and Adjustment
124
Getting Started
124
Gas Feed Setup for Calibration and Adjustment
125
Using Ambient Air
125
Using Bottled Calibration Adjustment Gas
125
Calibration
126
Using Ambient Air
126
Figure 26 Attaching OMT364 Probe into Sample Cell
126
Using Calibration Gas
127
Figure 27 Oxygen Readings in Alternating Humidity
127
Information on Calibration Gases
128
Figure 28 Calibration Gas O2 Concentration Readings for Ambient Gas Measurement Version of OMT364
128
Calibration Procedures
129
Lock Outputs for Calibration Command (ADJUST)
129
Calibration Check Function (Cal.C)
129
Adjustment
130
Possible Adjustments for Ambient Measurement Version
131
One-Point Adjustment Using Serial Line
131
One-Point Adjustment Command (COXY1) and Procedure Using Serial Line
131
One-Point Adjustment Using Local Interface
133
One-Point Adjustment Function (CAL1)
133
Interface
134
One-Point Adjustment Procedure Using Local
134
Restoring Factory Calibration
135
Restore Factory Calibration Command (FCRESTORE)
135
Restore Factory Calibration Function (Fac)
136
Chapter 9 Maintenance
137
Field Maintenance
137
Cleaning the Optics
137
Cleaning the Mirror
138
Figure 29 Location of Mirror in Oxygen Measurement Probe
138
Using Solvents to Clean the Optics
138
Cleaning the Lens
139
Figure 30 Location of Lens in Oxygen Measurement Probe
139
Replacing Consumables
140
OMT364 Filters
140
Filter Change
140
Cleaning and Changing the Stainless Steel Mesh
140
Figure 31 Stainless Steel Mesh and PTFE Filters
140
Filter
140
Changing the PTFE Filter
141
Chapter 10 Troubleshooting
143
Operation Errors
143
Self-Test
143
Error Detection During Operation
144
Error Control and Error Categories
145
Fatal Errors
146
Nonfatal Errors
146
Table 10 Actions When Nonfatal Error Has Been Detected
146
Table 9 Actions When Fatal Error Has Been Detected
146
Emergency Shutdown State
147
Warnings
147
Show Error Control Status (ERR)
147
Table 11 Actions When Warning Has Been Detected
147
Table 12 Emergency Shutdown Actions
147
Show Error Log (ERRL)
148
Show Detected Errors (ERRS)
148
Show Error Table (ERRT)
148
Error Display
149
Error Table
150
Table 13 Error Table
150
Technical Support
151
Return Instructions
151
Vaisala Service Centers
151
Chapter 11 Technical Data
153
Specifications
153
Table 14 Performance
153
Table 15 Background Gas Effect
154
Table 16 Operating Environment
154
Table 17 Inputs and Outputs
154
Table 18 Approvals and Fulfilled Standards
155
Spare Parts and Accessories
156
Table 19 Dimensions and Mechanics
156
Table 20 Available Spare Parts and Accessories
156
Appendix A
157
Flange Preparation Instructions
157
Appendix B
159
Humidity Conversion Table
159
Appendix C
161
Control Drawings and Certificates
161
Figure 32 OMT364 Control Drawing, FM
162
Figure 33 US Certificate
163
Figure 34 US Certificate
164
Figure 35 Canadian Certificate
165
Figure 36 Canadian Certificate
166
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