Güralp DM24 MkIII Manuals

Manuals and User Guides for Güralp DM24 MkIII. We have 1 Güralp DM24 MkIII manual available for free PDF download: Operator's Manual

Güralp DM24 MkIII Operator's Manual (130 pages)

Brand: Güralp | Category: Measuring Instruments | Size: 5 MB

Table of Contents
2
Preliminary Notes
8
Proprietary Notice
8
Cautions and Notes
8
Manuals and Software
8
Conventions
8
Introduction
9
Features
10
Installing the DM24
12
Power Supplies
12
Connecting Sensors
12
Connecting External Hardware
13
Firewire Disks
13
The DM24BH Borehole Digitiser
15
Using the DM24
16
Taps
16
Triggering
17
Streams
17
Digitisers for Multiple Instruments
18
Transmission Modes
19
Direct
20
Filing
20
Duplicate
21
Dual
22
FIFO (First in First Out)
22
Transmission Mode Summary
24
Buffering Modes
24
Re-Use / Recycle
24
Write-Once
25
Downloading Stored Data
25
Downloading over Firewire
26
Reading DM24 Disks
26
Downloading over the Serial Link
29
DM24 USB Host Operations
31
DM24 Mk3 USB Host Option
31
Formatting a USB Device
32
Directory Structure
32
System Operation
33
Using Scream
35
Configuring Digitisers
35
System ID
36
Output Control
37
Triggering
40
STA/LTA - Triggering by Average Values
41
Level Triggering
46
External Triggering
46
Pre-Trigger and Post-Trigger Recording
47
Mux Channels
47
Ports
49
Controlling Digitisers
50
System
50
Triggering
51
Calibration
52
Mass Control
53
Data Flow
54
Command Line Interface
56
Introduction
56
Forth
56
Getting Help
57
Help
57
Explain
58
General Configuration
58
Set-ID
58
Serial2
59
Resetlabels
59
Sensor-Type
59
Azimuth
59
Cross
60
GPS, GNSS and Timing
60
Gps-Type
60
Cycle
61
Set-Clock
61
Time
62
Getwnropivot
62
Setwnropivot
62
Leapsecond
62
Sqpatch
63
Port Configuration
63
Baud
63
Stopbits
64
Modem
64
Modem
65
Gcfin
65
Gcfin
66
Open
66
Usbport
66
Output Configuration
67
Samples/Sec
67
Continuous
67
Set-Taps
68
Compression
68
Lowlatency
69
Setdss
70
Variable Gain
71
Gains
71
Gain
71
Triggering
72
Triggers
72
Gtriggers
72
S/Wtrigger
72
Triggered
72
Sta
73
Lta
73
Ratios
74
Fratios
74
Bandpass
74
Microg
75
Highpass
75
Pre-Trig
75
Post-Trig
75
Triggerin
76
Triggerout
76
Polarity
76
Calibration
77
Sinewave
77
Squarewave
77
Randomcal
78
Minute
78
Amplitude
79
Autocal
79
Autocal
80
Actions
80
Lock
80
Unlock
80
Centre
80
Masses
81
Auto-Centre
81
O/Snull
81
Re-Sync
81
Lithium
82
Re-Boot
82
Data Storage and Transmission
82
Show-Flash
82
Reset-Flash
83
Erasefile
83
Eventslist
84
Reset-List
84
Direct
85
Filing
85
Duplicate
85
Dual
85
Adaptive
85
Fifo
86
Heartbeat
86
Ms-Gap
86
Re-Use
87
Write-Once
87
Mode
87
Downloading over the Serial Port
87
Download
87
All-Flash
88
All-Data
88
Stream
89
Status-Only
89
S/S
89
All-Times
89
From-Time
89
To-Time
90
Events
90
End-Download
91
Downloading over Firewire
91
Diskmenu
91
Mbtransfer
92
Dir
94
Inside the DM24
95
State of Health Information
95
Heartbeat Messages
95
Status Blocks in Continuous Mode
97
GPS and Synchronisation
99
Overview
99
Leap-Seconds
100
Week-Number Roll-Over
100
Multiple Re-Synchronisation Events
101
Updating Firmware
103
Updating Firmware Using an EAM, Affinity or NAM
103
Updating Firmware with Scream
103
Setting up External Triggering
106
Overview
107
Triggering Your Own Equipment
108
Using an External Trigger Source
109
Triggering Several Güralp Instruments Simultaneously
110
Technical Details
112
Güralp Compressed Format
114
GCF Blocks
114
The GCF Header
114
The GCF Body
116
Sending GCF Streams over a Network
116
Initiating a Connection
117
Data Packets
117
Recovering Missing Data
118
Sending GCF Streams over a Serial Link
118
The Transport Layer
119
ACK and NACK Signals
119
Connector Pin-Outs
121
SENSOR a and B Ports
121
AUXILIARY Port
122
GPS Port
123
DATA in Port
124
FIREWIRE Port
125
USB Port
126
DATA out Port
127

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Güralp DM24 MkIII Operator's Manual (130 pages)

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