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Please select from the following
categories:
General Testing
Triaxial
Testing Systems
Triaxial
and Consolidation Testing Systems
Controllers
STD
& ADV Controller
Standard
Controller
Advanced
Controller
Advanced
Controller 1000cc
Advanced
Controller 100kPa
Advanced
Controller Air
Advanced
Controller High Pressure
Triaxial Cells
Bishop
& Wesley Cell
Traditional
Triaxial Cell
Motorised Cell
Rowe Cell
Rowe
& Barden Cell
High
Pressure Consolidation Cell
Systems
2Hz MINIDYN
Static MINIDYN
VIS Axial Loading System
100kN 10Hz Hydraulic System
Dynamic Hollow Cylinder
Data Acquisition
8 Channel Pad
DTI
Remote Feedback Module
Digital
Pressure Interface
Transducers
All
Transducers
Load Cell
Mid Plane Pore Pressure Probe
Hall Effect
IEEE
Interface
Electrical Connections
Lemo
Connectors
Serial
Connectors
Power Supply
Top Caps
Hydraulic Connectors
Computer
Return
of Goods to GDS
Glossary
of Terms
Triaxial
Testing Systems
Useful unit conversions -
134
Extension testing explanation of the forces acting -
129
MINIDYN and ADVTTS40 hardware layout -
126
Maintenance of triaxial cells -
112
STD & ADV product explained and compared -
110
Modified
failure envelope cohesion and angle of friction - 104
Static and dynamic axial and radial performance envelopes -
100
Bishop & Wesley Cell vs Motorised cell -
99
Refurbishment and upgrades -
93
Measurement of negative pore pressures -
91
Procedures for unsaturated testing -
90
Consolidation and saturation -
83
Triaxial consolidation method -
73
GDSTAS vs STDTTS -
71
Checking transducer calibrations -
50
Setting the datum of pressure
measurement - 48
Using the extension top caps -
47
Low frequency liquefaction studies -
3
Triaxial
and Consolidation Testing Systems
Pressure measurement and control -
25
STD
& ADV Controller
Beeping, error conditions, and system setup -
4
Changing controller power supplies -
95
Comparison -
60
De-airing -
105
Error conditions -
52
Error conditions -
52
Hot motors -
18
'O' Rings -
80
Pressure control zero offsets -
66
Pressure fluctuation -
89
Pressure variation in controllers with a stopped end -
67
Problems with membrane keypads -
64
Replacing balls in ball nut -
33
Replacing touch panel keypad -
29
RFM & RFM02 setup and calibration -
44
Volume change under constant pressure -
96
Standard
Controller
Quick reference guide -
106
PCB boards pre and post sn 2076 -
101
What is P+V+C+R+A -
97
Installing RFM & RS232 cables -
82
Upgrading or changing firmware chips -
81
Removal and reassembly of piston -
58
Setting zero and gain of pressure measurement -
42
Replacement of the 'o' ring seal -
19
Advanced
Controller
Quick reference guide -
107
Motor problems -
92
Changing transducer from Druck to Microguage -
40
Earth path upgrades -
36
Installing RFM module upgrade -
31
Setting gain of pressure measurement Mark III -
15
Setting gain of pressure measurement Mark II -
14
Changing firmware on MkII controller -
9a
Changing firmware on MkIII controller -
9
Checking connectors and setting 5V -
8
PCB removal and replacement -
7
Installation of pore pressure transducer -
6
Advanced
Controller 1000cc
Removal and reassembly of piston and ball screw -
58a
Reconnection of motor and gearbox to ball screw -
20
Advanced
Controller 100kPa
Release notes for 200cc 100kPa controller -
59
Advanced
Controller Air
Use of the air pressure controller -
53
Advanced
Controller High Pressure
Ballscrew and gearbox
alignment - 77
64MPa voltage protection board -
37
Piston upgrade -
45
Fixing collar onto ballscrew connection to gearbox -
34
Speeds for firmware V4.0 -
26
Bishop
& Wesley Cell
Max force and pressure -
76
Changing bellofram rolling diaphragms -
46
Lower chamber saturation -
5
Installation of pressure transducer yoke -
1
Traditional
Triaxial Cell
Extension testing -
113
Installation of pore pressure transducer -
2
Motorised Cell
Overview -
79
Removing axial displacement transducer -
57
Rowe Cell
Possible drainage and loading conditions -
131
Rowe
& Barden Cell
Changing the top bag - 138
Testing
using multiple cells - 136
High
Pressure Consolidation Cell
Changing
the main ram seal - 137
2Hz MINIDYN
Removing balanced ram -
132
Setting pressure datum -
69
Balanced ram leaks -
63
Modification to cell top to prevent backlash -
43
Static MINIDYN
Quick reference guide -
111
VIS
Axial Loading System
Quick reference guide -
108
Mark II Changing the load cell range -
41
Tightening and
untightening top beam clamping bolts - 32
Changing firmware -
24
Machine specification & performance -
23
Setting gain of load measurement -
21
100kN
10Hz Hydraulic System
100kN 10Hz Hydraulic System - Hardware Layout -
127
Dynamic
Hollow Cylinder
Performance specification -
38
8 Channel Pad
Changing the main printed circuit board PCB -
130
Parallel and serial data acquisition -
102
DTI
User maintenance procedures Sn 1146 onwards -
35a
User maintenance procedures -
35
Remote
Feedback Module
Main transducer RFM02 setup and calibration -
128
Digital
Pressure Interface
Setting gain of pressure measurement -
13
All Transducers
Calculating sensitivity and full scale output -
125
Accuracy and resolution -
98
Load Cell
Range selection for triaxial testing -
119
Accuracy and Deviator Stress -
103
Damage to load cells -
68
Mid
Plane Pore Pressure Probe
Transducer Access Insert Version -
39a
Installing in a triaxial cell -
39
Hall Effect
DIN plug wiring -
109
Use of hall effect transducers -
62
IEEE Interface
Selecting interface card for use with GDS hardware -
118
Lemo
Connectors
Using lemo crimp connectors for soldering connections -
65
Serial Connectors
Serial
cable pin specifications - 135
Power Supply
GDS hardware power requirements -
120
Mains electricity supply requirements -
10
Top Caps
New method of fitting Swagelok connectors to perspex top caps -
123
Hydraulic
Connectors
Fitting Swageloks -
74
Computer
GDS recommended computer specifications -
16
Return
of Goods to GDS
Method of shipment -
72
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