Teledyne 440 Manuals

Manuals and User Guides for Teledyne 440. We have 1 Teledyne 440 manual available for free PDF download: System Manual

Teledyne 440 System Manual (256 pages)

Brand: Teledyne | Category: Measuring Instruments | Size: 11.69 MB

Table of Contents
3
Contents
4
List of Figures
9
List of Tables
13
Revision History
15
Glossary
17
Introduction
19
Migration from the 340 Cable and Pipe Survey System - Summary of Benefits
19
Conventions Used
20
System Description
21
Principle of Operation
22
Warranty
22
Product Support
23
System Overview
25
Figure 2-1: Components of the 440 System
25
Unpacking and Inspection
26
Table 2-1: Components of the 440 Pipe and Cable Survey System
26
Surface Components
27
Surface Display Computer (SDC) 10
27
Figure 2-2: Surface Display Computer (SDC10) Overview
27
Sub-Sea Components
29
Power Supply Unit
29
Sub-Sea Electronics Pod
30
Search-Coils
31
Altimeter
31
Physical Installation
33
Surface Display Computer (SDC) Installation
33
Figure 3-1: SDC10 Transit Case - Lid Removal
34
Sub-Sea Installation
35
SEP and PSU
35
Figure 3-2: SDC10 - Panel PC Fixings
35
Coil Array
37
Figure 3-3: SEP and PSU Mounting Arrangement
37
Search-Coil Configuration
38
Positioning the Search-Coils
38
Figure 3-4: Coil Separation Distance
39
Coil Assembly and Installation
40
Figure 3-5: Components of the Coil Frame
41
Figure 3-6: Assembly of the Coil Frame
42
Figure 3-7: Coil Fixing and Use of Spacers for Coil Arrangement
44
Altimeter
45
Figure 3-8: Effects of Altimeter Horizontal Offset
45
Installation Check-List
46
Electrical Installation
47
Sub-Sea Components
47
Figure 4-1: System Interconnection Diagram
48
Table 4-1: System Interconnection Details
48
Ground Connections
49
Care of Sub-Sea Connectors
49
Power Supply Pod
49
Power Requirement
50
Table 4-2: Power and Communications Cable
50
Sub-Sea Electronics Pod
51
Search-Coils
51
Sub-Sea Altimeter
52
Direct Connection to the SEP
53
Connection to the SDC
53
Surface Display Computer
54
Power Connection
54
Communication Link SEP to SDC
54
Figure 4-2: SDC Rear Comms Module with Key to Ports
54
Table 4-3: RS232 Connections for the Altimeter (9-Way D-Type Female Cable)
54
Table 4-4: Ideal Twisted Pair Characteristics for Successful Communication
55
Table 4-5: Power and Communications Cable - 2-Wire Current Loop Connections
56
Table 4-6: Power and Communications Cable - 4-Wire Current-Loop Connections
56
Table 4-7: Power and Communications Cable - RS232 Connections
56
Alternative Communication Methods
57
Figure 4-3: Sepcard Support Block
58
Figure 4-4: Link Location on the SEP Main Board
58
Table 4-8: SEP Link Header Part Numbers
59
Figure 4-5: Comms Selector Switch Positions
60
Interface to Data Logger
61
Table 4-9: RS232 Connection to SDC 'COM3 (EXT O/P)
61
Interface to Video
62
Interface to Analogue Outputs
62
SDC10 Analogue Output Overview
62
Analogue Output DIP Switch Settings
63
Figure 4-6: Removing the Transit Case Lid
63
Figure 4-7: SDC10 Fixings to Angled Bracket
64
Figure 4-8: Removing the Rear Enclosure Fixings
64
Table 4.10: Analogue Output DIP Switch Settings
64
Operating Software
67
Power-On Procedure
67
Initial Configuration
69
Sub-Sea Electronics Pod
69
Figure 5-1: System Configuration Wizard
69
Communication Ports
70
Figure 5-2: System Configuration Wizard - Summary
71
System Parameters
72
Target Scaling
72
Figure 5-3: System Parameters
72
Threshold
73
Seawater Compensation
73
Print Configuration
75
Figure 5-4: Print Configuration
75
Operating Deepview for Windows
76
Menu Commands
77
Table 5-1: Deepview Menu Commands
77
View Menu
80
Run Window
80
Figure 5-5: Deepview - Run Window
80
Toggle Height Scale
82
Toggle Swath Width
83
Scope and Spectrum Analyser Window
83
Figure 5-6: Scope Window
83
System Errors Window
84
Figure 5-7: System Errors Window
84
Table 5-2: System Errors Format
84
Terminal Window
85
Figure 5-8: Terminal Window
85
Table 5-3: Terminal Window Toolbar
85
Video Overlay Enable
86
Configuration Menu
86
System Parameters
86
Altimeter
86
Figure 5-9: Altimeter Configuration
86
Table 5-4: Altimeter Configuration Parameters
87
Figure 5-10: Altimeter Test
88
External Output
89
Figure 5-11: External Output Configuration and Serial Port Menu
89
Table 5-5: External Output Configuration
89
Load Factory Defaults
90
Table 5-6: Factory System Defaults
90
Video Overlay Setup
91
Figure 5-12: Video Overlay Setup
91
Toolbars
92
Figure 5-13: Video Overlay Signal
92
Figure 5-14: Video Overlay Enable/Disable Button
92
Table 5-7: Deepview Toolbar
93
Function Keys
94
Table 5-8: Run Window Toolbar
94
After the Dive
95
Figure 5-15: Deepview Function Keys
95
Replaying a Log File
96
Quality Control
96
Figure 5-16: Replay Toolbar Keys
96
Table 5-9: Replay Toolbar Function Keys
96
System Recovery Procedure
97
Required Equipment
98
Recovery Procedure Steps
98
Figure 5-17: Power Reset Button
99
Figure 5-18: Boot Menu
99
Figure 5-19: Windows Setup in Progress
100
Figure 5-20: Automated Recovery Screen
100
Figure 5-21: Select Start Recovery Command
101
Figure 5-22: Confirm Recovery
102
Figure 5-23: Recovery in Progress
102
Reinstall Deepview for Windows Procedure
103
PC Software Installation
103
Figure 5-24: Recovery Complete before Reboot
103
Operating Procedure
105
Pre-Survey Preparation
105
Training and Availability
106
Target Scaling
106
Data Collection
107
System Installation Requirements
107
Pre-Dive Checks
108
Mechanical
108
Depth Rating
108
Coil Installation
109
Electrical
111
Power
111
Cables, Connectors and Coils
111
Survey Operations
111
Establishing the Survey Configuration
114
Target Scaling
114
Threshold
114
External Logging Format
115
Serial Port Parameters
115
Background Compensation Reminder
115
Altimeter Parameters
115
Coil Mapping
116
Save and Print the Configuration
116
Pre-Dive Checks
116
Coil Insulation Test
117
Target Detection Test
117
Oscilloscope Test
117
Altimeter Test
117
Background Compensation and Monitoring
118
Seawater Compensation
120
Background Noise Profile
120
The Survey Operation
120
Interpreting the Run Display Screen
120
Data Logging
123
Replay Logged Data
124
Data Quality
125
Profile
125
Figure 6-1: Example of a Target Profile Modified Using Quality Control Information
126
External Logging Format
127
Table 6-1: External Co-Ordinates and Signals Format - CM Resolution
127
Table 6-2: External Co-Ordinates and Signals Format - MM Resolution
129
Table 6-3: QC Check Code Meaning - External Logging Format
130
Figure 6-2: Quality Code Areas
131
Figure 6-3: Vertical Range and Offset Distances
131
Figure 6-4: Vertical Range with Weight Coating Thickness
132
Table 6-4: External Co-Ordinates Format
132
Table 6-5: Timestamped Coordinates Format
133
Internal Logging Format
134
Table 6-6: Internal Co-Ordinates Format
134
Table 6-7: Internal Signals Format
135
Background Noise Profile Logging Format
136
Table 6-8: Background Noise Logging Format
136
Target Scaling
137
Target Scaling Procedure
137
Altimeter Data Format
139
Benthos PSA 916
139
Figure 6-5: the Effects of Roll on Measurement Accuracy
139
Datasonics PSA 900 and PSA 9000
140
Ulvertech Bathymetric System
140
Table 6-10: Altimeter Output Format - Teledyne TSS and Datasonics
140
Table 6-11: Altimeter Output Format - Datasonics with Pressure Transducer
140
OSEL Bathymetric System
141
Table 6-12: Altimeter Output Format - Ulvertech Bathymetric System
141
Table 6-13: Altimeter Output Format - Simrad UK90
141
Tritech Seaking Bathy 704
142
Table 6-14: Altimeter Output Format - OSEL Bathymetric System
142
Table 6-15: Tritech Seaking Bathy Format
143
Operational Considerations
145
Operating Performance
145
Sources of Error
145
ROV Handling
146
ROV Position over the Target
146
Figure 7-1: Altimeter Errors During Trench Surveys
146
Trim
147
Figure 7-2: ROV Roll Errors
147
Skew
148
Altimeter Positioning
148
Figure 7-3: ROV Skew Errors
148
Figure 7-4: Effects of Altimeter Mounting Position
149
Electrical Interference
150
ROV Body
150
Power-Carrying Cables
151
Impressed-Current Cathodic Protection
151
Rovs
151
Speed of Operation
152
Altitude above the Seabed
152
Manipulators and Probes
152
Tracked ROV
153
System Specifications
155
Specifications
156
Surface Display Computer
156
Sub-Sea Electronics Pod
156
Sub-Sea Power Supply Pod
157
Search Coil Array
158
Performance
159
Table 8-1: Standard Pipeline Diameter = 0.27M (10 Inch)
160
Table 8-2: Standard Pipeline Diameter = 0.11M (4 Inch)
161
Table 8-3: Cable Diameter = 0.025M (1 Inch)
162
Table 8-4: Umbilical Diameter = 0.11M (4 Inch)
162
Update Rate
163
Maintenance
165
Circuit Description
165
Figure 9-1: Simplified Interconnection Diagram
165
Power Supply Pod
166
Power Supply PCB
166
Figure 9-2: PSU Interconnection Diagram
166
Filter Assembly
167
Sub-Sea Electronics Pod
168
Main Board
168
Driver Board
168
Analogue Board
168
Communications Loop
169
Disassembly and Reassembly
169
Figure 9-3: Simplified Schematic of the Current-Loop
169
Surface Display Computer
170
Sub-Sea Installation
170
Sub-Sea Electronics Pod
170
Power Supply Pod
172
Fault Identification
173
Fault on Single Channel Only
175
Current Loop Communications Failure
177
Figure 9-9: Communications Failure - CHART 4
180
Altimeter Failure
181
Unexpected Signal Variation During Normal Operation
184
System Drawings
187
Electrical Drawings
187
Table 10-1: Electrical Drawings
187
Figure 10-1: 490232-1 Sub-Sea Electronics Pod
188
Figure 10-2: 401178-1 Main Board
189
Figure 10-3: 401178-2 Main Board - Processor
190
Figure 10-4: 401178-3 Main Board - Analogue AD & da
191
Figure 10-5: 401178-4 Main Board - Timing and Comms
192
Figure 10-6: B929935-1 Main Board - Piggy-Back Board
193
Figure 10-7: 401181-1 Driver Board
194
Figure 10-8: 401181-2 Driver Board - Control
195
Figure 10-9: 401181-3 Driver Board - MOSFETS
196
Figure 10-10: 401071-1 Analogue Board
197
Figure 10-11: 401071-2 Analogue Board - Control
198
Figure 10-12: 401071-3 Analogue Board - Pre-Amps
199
Figure 10-13: 401050-1 PSU Filter Assembly
200
Figure 10-14: 490228-1 Power Supply Pod - 110V Version
201
Mechanical Drawings
202
Table 10-2: Mechanical Drawings
202
Figure 10-15: SDC10 Dimensions
203
Figure 10-16: 400604-1 Power Supply Chassis Assembly
204
Figure 10-17: 400667-1 Main Chassis Assembly
205
Figure 10-18: 400667-2 Main Chassis Assembly
206
Figure 10-19: 401181-1 Driver PCB Assembly
207
Figure 10-20: 401071-1 Analogue PCB Assembly
208
Figure 10-21: 400654-1 PSU Filter Assembly
209
Figure 10-22: 490232-1 Processor Pod Assembly
210
Figure 10-23: 490228-1 Power Supply Pod Assembly - 110V Version
211
Figure 10-24: 500045-1 Coil Mounting Frame
212
Figure 10-25: B930892-1 Coil Assembly
213
Figure 10-26: 601004-1 Coil Cable Assembly
214
Figure 10-27: B930473-1 PSU to ROV (PWR/COMMS) Cable - 3.0M
215
Figure 10-28: 601824-1 Teledyne TSS Altimeter 250 Cable Assembly - 3.0M Standard
216
Figure 10-29: 601203-1 Benthos Altimeter Cable Assembly - 3.0M Standard
217
Figure 10-30: 500268-1 440 Pipe and Cable Survey System Complete Assembly
218
A Operating Theory
219
Pulse Induction
219
Waveform Measurement
220
Figure A-1: Pulse Induction Waveforms (Not to Scale
220
Timing
221
Figure A-2: Timing Relationship for a Single Cycle of Measurement
221
Derivation of Signal Voltage
222
Seawater Rejection
222
Introduction
222
Figure A-3: Sequence of Consecutive Measurement Cycles
222
Compensation: How It Works
223
Figure A-4: Seawater Signal
223
Background Compensation
224
Active Compensation
224
Figure A-5: Perfect Lift with the Results Passing through the Origin
225
Figure A-6: Example of Poor Background Compensation
225
Checking the Rejection
226
Figure A-7: Example with Metal Present on the Seabed During Compensation
226
Figure A-8: Example Where the Vehicle was Not Moved Smoothly
226
Rejection Parameters
227
Background Noise Profile
227
Figure A-9: Background Noise Profile Window
227
Trenching Vehicles
228
Limitations
228
Figure A-10: Typical Lift Curves with a Fixed Target Present
228
Range Determination
229
B Options
231
Dualtrack System
231
The Equipment
232
The Differences
232
Scope of Delivery
233
Figure B-1: Surface Display Computer (SDC10
233
Figure B-2: Sub-Sea Components of the Teledyne TSS 350 or 350 Powertrack Systems
234
Figure B-3: Sub-Sea Components of the Teledyne TSS 440 System
234
Table B-1: Components of the Dualtrack System
234
Physical Installation
235
Search-Coils
235
Sub-Sea Pods
236
Electrical Connection
236
Figure B-4: Electrical Interconnection of Sub-Sea Components
237
System Configuration
239
System Operation
239
Forward Search Window
240
Figure B-5: Deepview for Windows: Forward Search Window
240
Power Supply Requirement
241
Training
241
C Altimeter
243
Table C-1: Benthos PSA-916 Part Numbers
243
Table C-2: TSS ALT-250 Part Numbers
243
D Reference
245
Target Scaling Procedure
247
Target Scaling Results
249
Performance Envelope Results
251
Survey Details
253
System Configuration Details
253
E Index
255

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