仪器配置:
X射线管:Rh靶,薄窗75μm,50W相当于200W;zei大电压60KV。外电压变化1%,稳定性为±0.0002%;
光谱仪能力:
4个多元素固定道(MultichromatorsTM),可同时分析8个元素;
固定道-扫描道配置:1个测角仪+1个MultichromatorsTM
测角仪:
精巧测角仪
全自动、无齿轮,可编程,光电耦合技术
扫描范围0~150°(流气正比17~150°,闪烁0~90°)
连续数字扫描0.25~320°/min
分辨率0.001°
探测器:
流体正比计数器线性响应:2Mcps; 闪烁计数器线性响应1.5Mcps
进样系统:
1位标配、13位自动进样器 供选
信号处理:
多道分析器识别高能级峰
数字自动增益控制(AGC)用于脉冲收缩修正
自动死时间修正确保计数器的高线性响应
元素分析范围:Fluorine (Z=9) to uranium (Z=92) with 2 detectors fitted. Fluorine to Iron (Z=26) with FPC detector fitted(Carbon (Z=6) can be fitted as fixed channel)
光谱环境:Vacuum for solids, helium for liquids and loose powders
光谱设计:Analysis devices contained in a temperature controlled vacuum chamber made of grey cast iron
光谱arrangement:X-ray tube inclined at 66° under sample for optimum incidence
光谱容量:Simultaneous configuration: Four Multichromators (covering eight elements)
Sim-seq configuration: SmartGonio + one Multichromator (covering two elements)
UCCO技术:Ultra Closely Coupled Optics offering largest solid angle for most efficient irradiation of the total sample surface: 50 W power providing
excitation similar to 200 W or 200 W power providing excitation similar to 500 W
X射线激发:Air cooled Rh anode end window tube with thin Be window (0.075 mm). Other anodes available on request. 50 W version: Solid-state high frequency generator of maximum voltage 50 kV and maximum current 2 mA (combinations to be chosen to be at 50 W) 200 W version: maximum voltage 50 kV and maximum current 10 mA (combinations to be chosen to be at 200 W). Max. line voltage variation 230 V -15% to +10%. Stability ± 0.0002% per 1% variation
SmartGonio:Fully automatic, gearless, microprocessor controlled compact goniometer using optical encoders Total angle range: 0 ˚ -150 ˚ 2 θ (Flow proportional counter: 17 ˚ -150 ˚, Scintillation counter: 0 ˚- 90 ˚ ).
Continuous digital scans: from 0.25 ˚/min to 327 ˚/min.
多色器Multichromator:Fixed channel using dual curved crystal optics allowing analysis of two elements simultaneously. Sealed detectors available for all
elements from sodium (Z=11). Flow proportional or scintillation detectors also available depending on element. Dual pulse height
integration to discriminate and correct for 2nd order peaks. Note: some elements can only be fitted as single channel monochromator
计数电子学Counting electronics:Multi-channel analyzer to discriminate peaks of higher energies. Digital Automatic Gain Control (AGC) for pulse shrinking correction.
Automatic dead time correction ensures linearity of response up to 2 Mcps on flow proportional counter and 1.5 Mcps on scintillation counter
样品装载:Basic: 1 position for cassette or liquid cell. Optional: 13 position autosampler
自动化:ARL SMS-Omega full automation with transport link from/to fully automatic sample preparation machines for pressed pellets or fused beads or solids
样品支架:Sample cassettes with maximum size of sample: height 26 mm, diameter 52 mm. Liquid cell: height 22 mm, external diameter 40 mm Exposed opening: 29 mm diameter (basic). Rotation of sample holder in analysis position: 6 to 60 rpm
尺寸和重量:H 126 cm, W 88 cm, D 82 cm with basic sample loading. System weight: approximately 260 kg
实验室信息化:Optional phone service support through modem connection
供电要求:1.5 kVA single phase at 50 W; 1.7 kVA single phase at 200 W
安全标准
电学和保护:EN IEC 61010-1 (Safety requirements for electrical equipment for measurement, control and laboratory use. Part 1: General requirements)
辐射:Full protection system: Swiss directive ORaP RS 814.501 and German directive RöV BGB1.IS.114
Electro-magnetic immunity EN CEI 61326-1 (Electrical equipment for measurement, control and laboratory use –
EMC requirements – Part 1: General requirements)
European directives 2006/95/EC (LVD) Low Voltage Directive
2002/95/EC (RoHS) Restriction of Hazardous Substances Directive
2002/96/EC (WEEE) Waste Electrical and Electronic Equipment Directive