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AR-G2
TA AR-G2 User Manual
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Revision R Issued January 2011
Getting Started Guide
AR-G2/AR 2000e
x/AR 1500e
x
Rheometers
2
Table of Contents
default chapter
3
Important: TA Instruments Manual Supplement
3
Introduction
3
Notes, Cautions, and Warnings
4
Regulatory Compliance
4
Safety Standards
4
Electromagnetic Compatibility Standards
5
Instrument Symbols
6
Required Equipment
6
Safety
6
Warnings
7
Electrical Safety
9
Liquid Nitrogen Safety
9
Chemical Safety
10
Usage Instructions
10
Maintenance and Repair
11
Table of Contents
13
Chapter 1: About the AR Series Rheometers
17
Overview
17
A Brief History of Rheology and the Development of CMT Rheometers
17
The AR-G2, AR 2000Ex, and AR 1500Ex
21
Description
21
Key Rheometer Components
22
Casting
22
Ball Slide
22
Magnetically-Levitated Bearing (AR-G2)
23
Air Bearing (AR 2000Ex/Ar 1500Ex)
24
Radial Air Bearings
25
Rotational Mapping
25
Motor
26
Optical Encoder
26
Normal Force Transducer (AR-G2 and AR 2000Ex Only)
27
Front Panel
27
Smart Swap
28
Auto Gapset Mechanism
28
Environmental Control Units
29
Peltier Plate
29
Peltier Concentric Cylinders
30
Upper Heated Plate
31
The Electrically Heated Plate (EHP)
32
The Pressure Cell
33
The Starch Pasting Cell
34
Asphalt Submersion Cell
34
The Environmental Test Chamber (ETC)
35
Accessories
36
Bicone Interfacial Accessory
36
The Interfacial Double Wall Ring (DWR)
37
The ETC Viewer
38
The UV Curing Accessory
38
Small Angle Light-Scattering (SALS) Accessory
39
AR Rheometer Geometries
40
Smart Swap™ Geometries
40
Instrument Specifications
41
Chapter 2: Installing the Instrument
43
Overview
43
Removing the Packaging and Preparing for Installation
43
Installation Requirements
44
Near
44
Away from
44
Connecting the System
45
Connecting the Rheometer to the Electronics Control Box
45
Connecting the Computer to the Electronics Control Box Using
45
Ethernet Communications
45
Connecting Air and Water to the Rheometer
46
Leveling the Rheometer
47
Installing a Geometry
48
Chapter 3: Use, Maintenance, and Diagnostics
49
Start-Up and Shut-Down Procedures
49
Starting up the Rheometer
49
Shutting down the Rheometer
49
Maintenance and Repair
50
Moving the Instrument
50
Error & LCD Display Messages
52
Power on Messages
52
Initialising
52
Bearing Overspeed
52
Bearing Pressure too Low
52
Encoder Index Not Found
53
Nf Gauge Fault
53
Nf Temp Sensor Fault
53
Operator Stop Event
53
Power Cable Fault
53
Signal Cable Fault
53
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TA AR-G2 Specifications
General
Manufacturer
TA Instruments
Category
Rheometer
Torque Range
0.1 µN·m to 200 mN·m
Measurement Range
0.1 µN·m to 200 mN·m
Operating Temperature
5°C to 40°C
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