X-Ray Generator

Maximum Output Power

3 kW (option: 4 kW)

Output Stability

< 0.01 % (for 10% power supply fluctuation)

Max Output Voltage

60 kV

Max Output Current

60 mA (option: 80 mA)

Voltage Step Width

0.1 kV

Current Step Width

0.1 mA

Ripple

0.03% rms < 1kHz, 0.75% rms > 1kHz

Preheat and Ramp

Automatic preheat and ramp control circuit

Input Voltage

220 Vac +/-10%, 50 or 60 Hz, single phase

Size

Width 48.3 cm, height 13.3 cm, depth 56 cm

X-Ray Tube

Type

Glass, Mo/W anode, long fine focus

Focus

0.4 x 12 mm

Max Output

2.5 kW

Multilayer monochromator

Type

Si/W

Reflectivity

80%

Automatic Sample

Sample seating

12 for TXRF - 1 for EDXRF (45°)

Detector

Type

Peltier-cooled Silicon Drift Detector (SDD)

Active Area

30 mm2 (10, 50 and 100 as options)

Energy Resolution

Shaping Time 1 ms

Preamplifer

Type

Pulsed-reset charge-preamplifer

Case

Dimensions

Width 550 mm, Heigh 1675 mm, Depth 805 mm

Leakage X-Rays

< 1 mSv/Year (full safety shielding according to the international guidelines)

Processing Unit

Computer Type

Personal Computer

Items Controlled

X-Ray Generator, Tube Shield, Monochromator, Detector, Counting Chain

Basic Data Processing

Multisample positioning

Counter Chain parameter settings

Selection of Radiation

Centring procedure

K. L & M markers

Time or count selection

Acquisition of data in both geometries (TXRF - EDXRF)

Least Square Marquardt fit procedure for the area calculation

Automatic / Manual search Function

Automatic / Manual Calibration of Energy

Quantification via an internal standard using theoretical and experimental sensitivity curves for total reflection