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Precision high voltage modules

 

LS Series Data Sheet
LS001, LS2.5, LS005, LS010, LS015, LS020, LS030, LS050

PRECISION HIGH VOLTAGE MODULES

Applications : (1 Watt max)

- Mass spectrometers
- Electron microscopes
- Nuclear instruments
- Photomultiplier tubes
- Microchannel plates

Precision high voltage power supply modules

[Click image to enlarge]


  • 1kV, 2.5kV, 5kV, 10kV, 15kV, 20kV, 30kV, 50kV
  • Highest Stability, Lowest Ripple, Lowest Drift
  • Externally programmable or Internal control (option)
  • Short circuit and flashover proof
  • 24 hour burn in
  • Low radiated magnetic field
  • Positive, negative & remote reversible versions


The LS Series sets a new standard for high voltage precision and stability. By optimising the Low Stress™ technologies used in our leading 10 Watt HP Series for 1 Watt applications, the new LS Series has less than 1ppm ripple, 10ppm/°C temperature coefficient, and 50ppm drift/hr throughout the range. Each of the units includes a differential control input.

All units are short circuit proof and use proven techniques to drive a high frequency oscillator and ferrite high voltage step-up transformer. These advanced power supplies build on Applied Kilovolts' legendary reputation for reliability, being constructed from conservatively rated components with their reliability further enhanced by information gained over many years of field operation.

Available as positive and negative units up to 50kV, and electrically reversible at voltages up to 30kV. Please see the HPZ range for zero crossing reversible (bi-polar) units.

We manufacture a large number of customized OEM versions and would be pleased to discuss your application with you.


Electrical Specification
Positive & Negative Polarity Units

UNIPOLAR UNIT TYPE

OUTPUT VOLTAGE

OUTPUT CURRENT

RIPPLE AT FULL LOAD

TEMP-CO (/ ºC)

&SIZE (mm);

WIEIGHT

LS001xIP010

10V to 1kV

1mA

<2mV (pk-pk)

<10ppm

152 x 124 x 63

1.2

LS2.5xIP010

10V to 2.5kV

400uA

<3mV (pk-pk)

<10ppm

152 x 124 x 63

1.2

LS005xIP010

10V to 5kV

200uA

<5mV (pk-pk)

<10ppm

152 x 124 x 63

1.2

LS010xIP010

20V to 10kV

100uA

<10mV (pk-pk)

<10ppm

152 x 124 x 63

3

LS015xIP010

30V to 15kV

66.7uA

<15mV (pk-pk)

<10ppm

207 x 148 x

74 4

LS020xIP010

50V to 20kV

50uA

<20mV (pk-pk)

<10ppm

207 x 148 x 74

4

LS030xIP010

100V to 30kV

33.3uA

<30mV (pk-pk)

<10ppm

207 x 148 x 74

4

LS050xIP010

200V to 50kV

20uA

<50mV (pk-pk)

<10ppm

333 x 204 x 119

12.5


Electrical Specification
REVERSIBLE POLARITY UNITS

Reversible Unit Type

Output Voltage

Output Current

Ripple at Full Load

Temp-Co ( / șC)

Size (mm)

Weight (kg)

LS001RIP010

±10V to ±1kV

1mA

<2mV (pk-pk)

<10ppm

162 x 152 x 71.5

1.7

LS2.5RIP010

±10V to ±2.5kV

400uA

<3mV (pk-pk)

<10ppm

162 x 152 x 71.5

1.7

LS005RIP010

±10V to ±5kV

200uA

<5mV (pk-pk)

<10ppm

162 x 152 x 71.5

1.7

LS010RIP010

±20V to ±10kV

100uA

<10mV (pk-pk)

<10ppm

162 x 152 x 71.5

1.7

LS015RIP010

±30V to ±15kV

66.7uA

<15mV (pk-pk)

<10ppm

233 x 204 x 114

10

LS020RIP010

±50V to ±20kV

50uA

<20mV (pk-pk)

<10ppm

233 x 204 x 114

10

LS030RIP010

±100V to ±30kV

33.3uA

<30mV (pk-pk)

<10ppm

333 x 204 x 119

12.5

 

INPUT VOLTAGE:

+24 volt d.c. ±10% at <150mA, for Unipolar, and at <200mA for Reversibles. Negative input terminal common to HV earth return.

OUTPUT VOLTAGE:

See tables above.

LINE REGULATION:

Less than 2ppm of maximum voltage for input changes of 1 volt.

LOAD REGULATION:

Less than 2ppm for load changes from (Measured at maximum voltage).

OVERLOAD PROTECTION:

Flashover and short circuit proof. Re-entrant current limit.

TEMPERATURE CO-EFFICIENT:

<10ppm/°C from 20°C to 50°C

DRIFT:

<50ppm per hour (<0.005%)
<100ppm per 8 hours (<0.01%)
Measured at constant input voltage, load current & ambient temperature after 0.5 hour warm up.

CONTROL:

10V analogue signal. (0 to Input impedance > 100Kohm.
EXTERNAL potentiometer = Option Code PP
INTERNAL potentiometer = Option Code FP

READOUT:

Voltage monitor : 0 to +10V represents zero to maximum output, tolerance ±2% (Source resistance 10k).
Precision Current Monitor :
0 to 10V represents zero to of FS.

OPERATING TEMPERATURE:

0°C to +50°C

STORAGE TEMPERATURE:

-35°C to +85°C

R.F.I.:

Steel case for low radiated magnetic field.

 

Mechanical Specification

FIXINGS:

Blind Fasteners front and rear.

OUTPUT:

By 1 metre screened cable, or optional integrated high voltage connector
N.B. Reducing the cable length may increase the ripple voltage.

INPUT CONNECTOR:

15 way D-type


Order Code:
LS010NIP010 = negative 10kV unit
LS005PPP010 = positive 5kV unit for control by External Potentiometer.

Download PDF

Download PDF:

Data Sheet | Installation Notes


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