Discovery TGA™ Getting Started Guide
Page 24
Instrument Specifications
The tables found below contain the technical specifications for the Discovery TGA 55, TGA 550, and
TGA 5500 units and sampling system.
Discovery TGA Instrument Characteristics
**Platinel II is a registered trademark of Engelhard Industries.
Table 3:
Discovery TGA Technical Specifications
Item/Area
Specifications
Dimensions
Depth: 56 cm (22 in)
Width: 56 cm (22 in)
Height: 61 cm (24 in)
Weight of instrument
34 kg (76 lbs)
Mains Power
100–240 VAC
47–63 Hz
1200 W
Operating environmental conditions
Temperature: 15 to 35°C
Relative humidity: 5 to 80% (non-condensing)
Installation Category II
Pollution Degree 2
Maximum altitude: 2000 m
The degree of protection for this instrument according to
IEC 529 is IP20.
Temperature range
TGA 55
TGA 550
TGA 5500
Room temperature to 1000°C
Room temperature to 1000°C
Room temperature to 1200°C
Purge gases
Helium, nitrogen, oxygen, air, argon
Purge flow rate
Up to 500 mL/min. Recommended flow rates are:
•
Wire-wound furnace
: 60 mL/min for sample, 40
mL/min for balance
•
EGA furnace
: 90 mL/min for sample, 10 mL/min
for balance
•
IR furnace
: 25 mL/min for sample, 10 mL/min
for
balance
Thermocouple
Platinel II*
Heating rate
TGA 5500
: Linear heating rates from 0.1 to 500°C/min
(Ballistic heating > 1500°C/min)
TGA 55 and TGA 550
:
•
Wire-wound furnace linear heating rates from 0.1
to 100°C/min.
•
EGA furnace linear heating rates from 0.1 to
50°C/min.
