| Output Type: | Single |
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| Warranty: | 1 Year |
| Output Power: | 6W |
| Input Voltage: | 30kV |
| Connection Mode: | Series Switching Power Supply |
| Starting Mode: | Self-excited Switching Power Supply |
| Samples: |
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| Customization: |
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The OEM module EMB series of high voltage power supply for field emission scanning electron microscopy applications from Wisman High Voltage Power Supplies provides high quality images and high resolution for field emission scanning electron microscopy, accepting customization.
Wisman's EMB series is an integrated multi-output high voltage power supply designed to drive scanning electron microscopes with all outputs providing ppm low output ripple, ppm stability, ppm temperature coefficient, high accuracy and low micro-discharge. Wisman's 15 years of research in this application and the wealth of knowledge we have accumulated allows us to tailor our customers' needs to meet the demanding requirements of electron microscopy. Compact solution, small size. All outputs offer low output ripple, excellent stability, temperature coefficient and accuracy. Wisman's own high voltage isolation technology provides isolation and control of the appropriate suspension power supply.
This integrated EMB series power system, customer control is done through the fiber optic interface. All high voltage safety interlocks are designed based on fail-safe hardware, and the EMB series power supplies are CE certified to meet applicable IEC, UL and SEMI standards.
Typical applications:
Field Emission Scanning Electron Microscope
Electron beam power supply
Product Specifications:
(Refer to the PDF specification)
Product Features:
Input Voltage: + 24Vdc, ±5% @ 5 amps max. Inrush current <6 amps for 1 second.
Safety fuses: 5 x 20mm ceramic fuse, internally replaced and marked with fuse value.
Leakage current: <200μA
Voltage: relative to ground, 0V to -30kV full load
Power switch: The boat switch allows the unit to be turned on and off from the front panel.
Environment:
Operating temperature: Ambient temperature + 10°C to + 45°C in normal operation. The unit will operate at 0°C, but requires an extended warm-up time.
Storage temperature: -30°C to + 70°C
Humidity: 10 to 90 % RH, non-condensing
Altitude: full power 2000 m ASL. for altitudes above 2000 m, the maximum ambient operating temperature decreases linearly by 1.1°C every 300 m interval.
Mechanical:
The unit is equipped with a pair of removable mounting brackets.
The unit can be operated in any direction. M5 x 23mm protective grounding studs are mounted near the HV connector
Dimensions: 133mmX334mmX361mm
Weight: <48.5 lbs. (<22kg)
Accelerated power supply
Output voltage:
-100V to -30kV, negative polarity.
The regulated voltage can be set for 32.5kV with no load current.
In no case will the output be greater than 35 kV. The output can be set to OFF, disabling the Beam Energy converter, in which case the output will be <60 volts.
Output current:
200μA max, 20kV to 30kV
Output current protection range:
250μA ±10% output disabled and latched with a delay of approximately 1 second. Program voltage is set to zero.
Accuracy (voltage given) :
Within control. 1% or ±10V (whichever is greater)
Voltage control:
16-bit DAC, 0.5V resolution, full scale = 32,768 volts
Linearity:
-20 to -30kV <±25V
Load regulation rate:
<±100mV for load variations from 30μA to 200μA
Line Adjustment Rate:
From 22.8V to 26.4V line variation <±10ppm
Ripple:
<20mVp-p @ 0uA to 200uA, 0.1Hz to 20MHz
Temperature coefficient:
From +10ºC to +45ºC
Stability:
<200mV / 15 minutes after 1 hour preheat under
Voltage display:
16 bits, resolution 0.5V. Accuracy ±2% or ±10V relative to actual output voltage.
Current display:
12 bits, resolution 100nA. Accuracy ±2% or ±1μA.
Oscillation range:
0% to 100% modulation in 1% steps, where 100% is defined as ±5% of the beam energy output, with a minimum value of ±50 V. Peak-to-peak values are twice the amplitude.
Oscillation period:
666 to 2000 ms. Adjustable in 1 ms steps. Sine output, 16 points per cycle. Oscillation always starts and stops at zero crossing.
Stored energy:
<850mJ
Filament power supply:
Connection:
The center of the filament is connected to the Beam Energy output. The output can be set to off, disabling the filament converter.
Filament Voltage:
1.8V nominal, 3V maximum
Filament Current:
Control range of 0.5A to 3A
Load resistance:
Nominal value is 0.6Ω
Accuracy:
±5mA between 2 and 3 amps
Current control:
12-bit DAC, 1mA resolution. full scale = 4.096 amps
Linearity:
±10mA between 0.5A and 3A
Load Adjustment Ratio:
<5mA change from 0.4Ω to 1.0Ω at 3A.(including output lines)
Line Adjustment Ratio:
5% change in supply voltage <1mA.
Linearity:
±10mA between 0.5A and 3A
Ripple:
<1mAp-p at 0.6mA @ 3.0A, <30mV pp at 20Hz to 10kHz, ~100kHz
Temperature coefficient:
<25PPM /°C
Stability:
<2mA / 60 min. After one hour of warm-up under constant operating conditions.
Voltage display:
12-bit, 2.5V resolution, full scale = 10.24V.
Accuracy relative to actual output voltage: ±5% or ±25mV
Current display:
12 digits, resolution +/- 1mA, full scale = 4.096 amps.
Accuracy relative to actual output current: ±10mA.
Filament open circuit alarm OC:
Open circuit detection with Vout> 5.2 ± 0.1 volts. Will disable all outputs and set the program to zero.
Filament current overcurrent protection:
If the output current is greater than 3.15A for ten seconds, an overcurrent is detected. All outputs will be disabled and the program will be set to zero.
Extraction pole power
Output voltage:
0V to 10kV (positive relative to acceleration voltage).
Control range + 100V to + 10kV. output can be set to OFF, disable the extractor converter.
Output current:
Control range 700μA.
Programmed overcurrent values:
Programmable 0 to 735μA, resolution 0.25μA. accuracy ±2% or 2μA. all outputs should be disabled and the program set to zero
Accuracy (voltage given):
<1% or ±20V (whichever is greater) over the control range
Voltage control:
12-bit DAC, resolution 2.5V, full scale = 10.24kV
Linearity:
±20V over the control range
Load regulation rate:
<±1V (10μA - 700μA output current variation)
<100mV @ 40μA0.1Hz to 20MHz
Input Adjustment Rate:
+/- 5% line variation <±5ppm
Ripple:<15mVp-p at 10kV, 700μA, 0.1Hz - 20MHz
Temperature Coefficient:
<25ppm/°C
Stability:
<0.05V / 15 minutes; after one hour of preheating under constant operating conditions
Slope:
10V / s to 1000V / s
Voltage display:
12-bit, 2.5V resolution, full scale = 10.24kV.
Accuracy relative to actual output voltage: ±1% or ±20V
Current display:
12-bit, 0.25uA resolution, full scale = 1.024mA.
Accuracy relative to actual output voltage: ±2% or ±2uA
Protection:
Continuous/intermittent arc to accelerating power and earth.
Stored energy:
<150mJ
Suppression pole power supply
Voltage:
0V to 1000V (Negative relative to acceleration voltage).
Control range 100 V to 1000 V. Output can be set to OFF, disable extractor converter.
Output current:
Control range <200μA.
Overcurrent protection:
100μA ±10% with a 5 second delay will disable all outputs and set the program to zero.
Accuracy (voltage given):
Within control. 2% or ±6V (whichever is greater)
Voltage control:
12 bits, resolution 0.25V, full scale = 1024V
Linearity:
±5V over the control range
Load Adjustment Rate:
<120mV for load current variations from 10μA to 100μA
Input Adjustment Ratio:
+/- 5% line variation <±5ppm
Ripple:
Control range
Temperature coefficient:
<25PPM /°C
Stability:
<0.1V / 15 minutes; after one hour of warm-up under constant operating conditions
Voltage display:
12-bit, 0.25V resolution, full scale = 1.000kV
Accuracy relative to actual output voltage: ±2% or ±250mV
Current display:
12 bits, resolution 0.25uA, full scale = 0.2mA
Actual output current accuracy: ±10%
Protection:
Continuous/intermittent arc to accelerating power or extraction pole power
Stored energy:
<2.5mJ
Wisman advances medical care, industrial processes, quality control, scientific research, security and telecommunications by providing innovative high voltage power supplies including micro-modules high voltage power supply, modules high voltage power supply, X-ray generator, rack mount voltage power supply, special customized high voltage power supply, high voltage accessories, etc. that enable equipment manufacturers to improve their systems' performance, reliability, cost and bottom line. Power range from 100mW to 200kW, voltage range from 60V to 500kV. You can purchase multiple varieties and specifications in one-stop from us. We have a high-voltage power supply research and development team, high-voltage power supply development software and software for testing high voltage insulation technology and zero current resonance technology, making our high voltage power supplies maintain high stability, low ripple, excellent in EMC. Our products are compact, highly efficient with a long operating life.
Wisman high voltage power supplies are competitively priced and a great idea for OEM customers.
| CERTIFICATES |
| EXHIBITION SHOW |
| COMPANY INTRODUCTION |
Wisman High Voltage Power Supply Corporation is the world's leading high voltage power supply,High voltage Micro-modules,High voltage Modules,X-ray Generator,High voltage Rack mount,X-Ray Sources,High Voltage Amplifiers, manufacturer serving the medical, analytical, industrial, commercial, telecommunication and scientific communities. wisman high voltage power supply standard and Custom Application high voltage power supplies, High voltage Micro-modules,High voltage Modules,X-ray Generator,High voltage Rack mount,X-Ray Sources,High Voltage Amplifiers, Their power range from 0.1 watts to over 200 kilowatts and voltages from 62 volts to over 2500kV.
Information on wisman and their wide range of high voltage products is available by visiting their website.
One but you have become Wisman's customer, you will enjoy to us from the product application project to the technical support omni-directional service, we welcome you to give the precious comment and the suggestion for us.
Enterprise prospect: Becomes command respect and most has the innovation ability global leading enterprise.
The enterprise mission: Creates the opportunity for the customer creation value for the staff to create the benefit for the shareholder to undertake responsibility for the society
The spirit of enterprise: Professional, the good faith, the team, innovate
The enterprise values: The good faith fulfills responsibility fair fair transformation innovation unity of knowledge and action whole supreme
The management strategy: The development best product, provides the best service, foundation best brand.
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