DC/DC High Voltage Modules

DC/DC High Voltage Modules and Crates

MMS System Overview

ISEG MMS System
The standard based modular system consists of a 19"/6U crate and HV modules. With a wide selection of modules the MMS system provides the most advanced features in low and high voltage generation. Together with the control and configuration server ICS2.5 the system runs on crate controller CC24 from iseg and delivers cutting-edge solutions for high precision voltage supplying applications.

Modules:
EHS, EDS, EBS, ESS
Crates:

ECH 54A / 55A / 56A
ECH 242 / 244 / 238 / 224
Interfaces:

Touch display
Ethernet, WIFI, CAN

MMS Modules Overview

Series	Display	Channels	Vnom	Noise	Ch. Supply Principle	Floating Version	Connectors
EHS*	LED	4/8/16/32/48	0.1 - 20 kV	LN/VLN/ULN	Distinct Source	CG/CFG/FG	R51/SHV
EDS*	LED	16/24/32/48	0.5 - 3 kV	LN	Distributor	CFG	I52/SHV/R51
EBS*	LED	4/12/24	± 0.5 - 3 kV	LN	Bipolar Distributor	CFG	R51/SHV/LEM
ESS*	LED	1	10 / 20 / 30 kV	LN	Distinct Source/Sink	FG	SHV/GES
MPV*	LED	4/8	8/16/30/60/120 V	LN	Distinct Source	FG	D-SUB

*) Model overview of each series is shown in the tables below.

EHS Series

EHS Standard

(Please scroll down for EHS High Precision versions)

EHS modules are multichannel high voltage power supplies in MMS system (Eurocard format). With up to 32 channels each single channel has an independent voltage and current control. The module is made of high-precision components such as 24 bit ADC and up to 20 bit DAC an provides comprehensive safety features.

By offering different configurations, this module perfectly covers various types of applications. The EHS standard module is available in two floating versions, Common Floating Groud (CFG) and Floating Ground (FG).

Key Features

4 / 8 / 16 / 32 channel,
100 V - 20 kV versions
Low ripple and noise,
very low noise option VLN
Hardwared voltage and current limits
Voltage and current control per channel
Programmable parameters (delayed trip etc.)

Application Areas

Detector supply
experimantal setup
Laboratory use

Device types / EHS Standard Series

Specifications	EHS CFG (Common Floating Ground)	EHS FG (Floating Ground)
Polarity	factory fixed, positive or negative	factory fixed, positive or negative
Potential diffence	56 V channel/GND	20 V channel/channel/GND, opt. up to 2 kV
Ripple and noise (f > 10 Hz)	< 10 mV_p-p	< 10 mV_p-p
Temperature coefficient	50 ppm / K	50 ppm / K
Resolution voltage setting	2 • 10^-6 • V_nom	4 • 10^-5 • V_nom
Resolution current setting	2 • 10^-6 • I_nom	4 • 10^-5 • I_nom
Accuracy voltage measurement	± (0.01% • V_out +0.02% • V_nom)	± (0.01% • V_out +0.02% • V_nom)
Accuracy current measurement	± (0.02% • I_out +0.02% • I_nom)	± (0.02% • I_out +0.02% • I_nom)
Voltage ramp up / down	up to 0.2 • V_out /s \|opt. up to 0.75 • V_nom/s	up to 0.2 • V_out /s \|opt. up to 0.75 • V_nom/s
Protection	Safety loop, opt. INHIBIT per channel (ID / IU)	Safety loop, opt. INHIBIT per channel (ID / IU)
HV connector	R51 \| SHV	R51 \| SHV
Case	6U cassette, width 8 HP	6U cassette, width 8 HP
Datasheet Download	pdf

>> Quote request

Models EHS Series (Common Ground)

Model	Channels	Output Voltage	Output Current	Ripple & Noise
EHS F101x-VLN	16	100 V	10 mA	3 mV
EHS 20101x-VLN	32	100 V	10 mA	3 mV
EHS F1 05x	16	500 V	8 mA	10 mV
EHS 201 05x	32	500 V	8 mA	10 mV
EHS F1 10x	16	1 kV	4 mA	15 mV
EHS 201 10x	32	1 kV	4 mA	15 mV
EHS F1 20x	16	2 kV	2 mA	20 mV
EHS 201 20x	32	2 kV	2 mA	20 mV
EHS F1 30x	16	3 kV	1.3 mA	20 mV
EHS 201 30x	32	3 kV	1.3 mA	20 mV
EHS F1 40x	16	4 kV	1 mA	20 mV
EHS 201 40x	32	4 kV	1 mA	20 mV

*) Order specifications:
Polarity: positive: x = p, negative: x = n
Floating: common floatign ground (CFG): y = 0, floating ground: y = 6

Very low noise (EHS standard): VLN

Models EHS Series ( Common Floating Ground)

Model	Channels	Output Voltage	Output Current	Ripple & Noise
EHS 8y 01x	8	100 V	10 mA	3 mV
EHS Fy 01x	16	100 V	10 mÄ	3 mV
EHS 8y 05x	8	500 V	15 mA	10 mV
EHS Fy 05x	16	500 V	15 mA	10 mV
EHS 8y 10x	8	1 kV	8 mA	10 mV
EHS Fy 10x	16	1 kV	8 mA	10 mV
EHS 8y 20x	8	2 kV	4 mA	10 mV
EHS Fy 20x	16	2 kV	4 mA	10 mV
EHS 8y 30x	8	3 kV	3 mA	10 mV
EHS Fy 30x	16	3 kV	3 mA	10 mV
EHS 8y 40x	8	4 kV	2 mA	10 mV
EHS Fy 40x	16	4 kV	2 mA	10 mV
EHS 8y 60x	8	6 kV	1 mA	10 mV
EHS Fy 60x	16	6 kV	1 mA	10 mV
EHS 4y 80x	4	8 kV	1 mA	10 mV
EHS 4y 100x	4	10 kV	0.7 mA	10 mV
EHS 4y 150x	4	15 kV	0.5 mA	10 mV
EHS 4y 200x	4	20 kV	0.4 mA	10 mV

>> Quote request

EHS High Precision

EHS High Precision modules are multichannel high voltage power supplies in MMS system (Eurocard format) with best stability, temperature coefficients and very low ripple and noise characteristics. With up to 16 channels each single channel has an independent voltage and current control. Compared to a standard module the High Precision EHS is equipped with a second current measurement range to precisely meter low currents. Switching of measurements ranges is done automatically.

By offering different configurations, this module perfectly covers various types of applications. The EHS High Precision module is available in two floating versions, Common Floating Groud (CFG) and Floating Ground (FG).

Key Features

4 / 8 / 16 channel,
100 V - 20 kV versions
Extreme high stability, low temperature coefficient
Very low ripple and noise
Second current measurement range 20µA for high resolution
Hardwared voltage and current limits
Voltage and current control per channel
Programmable parameters (delayed trip etc.)

Application Areas

Detector supply
experimantal setup
Laboratory use

Device types / EHS High Precision Series

Specifications	EHS HP CFG (Common Floating Ground)	EHS HP FG (Floating Ground)
Polarity	factory fixed, positive or negative
Potential diffence	56 V channel/GND	20 V channel/channel/GND, opt. up to 2 kV
Ripple and noise (f > 10 Hz)	< 3 - 10 mV
Temperature coefficient	30 ppm/K \| 10 ppm/K (option TC)
Resolution voltage setting	2 • 10^-6 • V_nom
Resolution current setting (Iout>20µA)	2 • 10^-6 • I_nom
Accuracy voltage measurement	± (0.01% • V_out +0.01% • V_nom)
Accuracy current measurement (Iout>20µA)	± (0.01% • I_out +0.02% • I_nom)
Accuracy current measurement (Iout<20µA)	± (0.01% • I_out +4 nA)
HV connector	R51 \| SHV
Case	6U cassette, width 8 HP
Datasheet Download	pdf

>> Quote request

Models EHS Series HIGH PRECISION

Model	Channels	Output Voltage	Output Current	Output C. Option L	Ripple & Noise
EHS 8y 01x	8	100 V	10 mA	100 µA	3 mV
EHS Fy 01x	16	100 V	10 mA	100 µA	3 mV
EHS 8y 05x	8	500 V	10 mA	100 µA	3 mV / CFG: 5mV
EHS Fy 05x	16	500 V	10 mA	100 µA	3 mV / CFG: 5mV
EHS 8y 10x	8	1 kV	8 mA	100 µA	3 mV / CFG: 5mV
EHS Fy 10x	16	1 kV	8 mA	100 µA	3 mV / CFG: 5mV
EHS 8y 20x	8	2 kV	4 mA	100 µA	5 mV
EHS Fy 20x	16	2 kV	4 mA	100 µA	5 mV
EHS 8y 30x	8	3 kV	3 mA	100 µA	5 mV
EHS Fy 30x	16	3 kV	3 mA	100 µA	5 mV
EHS 8y 40x	8	4 kV	2 mA	100 µA	5 mV
EHS Fy 40x	16	4 kV	2 mA	100 µA	5 mV
EHS 8y 60x	8	6 kV	1 mA	100 µA	5 mV
EHS Fy 60x	16	6 kV	1 mA	100 µA	5 mV
EHS 4y 80x	4	8 kV	1 mA	100 µA	5 mV
EHS 4y 100x	4	10 kV	0.7 mA	100 µA	5 mV
EHS 4y 150x	4	15 kV	0.5 mA	100 µA	5 mV
EHS 4y 200x	4	20 kV	0.4 mA	100 µA	10 mV

OPTION SPECIFICATIONS

Polarity: positive: x = p, negative: x = n
Floating: common floatign ground (CFG): y = 2

Floating ground: y = 4

Very low noise (EHS standard): VLN

Lower temperature coefficient: TC

Single channel inhibit - down: ID

Single channel inhibit - up: IU

Voltage correction by temperature: VCT

Lower output current: L (lower nom. output current)

>> Quote request

EDS Series

EDS Distributor HV Modules with CFG

(CFG = Common Floating Ground)

The cost effective EDS distribution modules are multichannel high voltage power supplies in MMS system (Eurocard format). It is available as Low Cost version with reduced resolution and precision of current measurements. The EDS comes with common floating ground to reduce voltage noise level. With up to 48 channels each single channel has an independent voltage control. The module is made of high precision components such as 24 bit ADC and 20 bit DAC and provides comprehensive safety features.

Key Features

16 / 24 / 32 / 48 channel, 500 V - 3 kV versions
Low cost versions for best price per channel thru
a reduced current measurement accuracy
Very low ripple and noise
Second current measurement range 20µA for high resolution
Hardwared voltage and current limit
Voltage control and current measurement per channel
Programmable parameters (delayed trip etc.)

Application Areas

Multiple channel HV distribution for solid state detectors
Experimantal physics
Laboratory use

Device types / EDS Standard Series

Specifications	EDS Standard	EDS Low Cost
Polarity	factory fixed, positive or negative	factory fixed, positive or negative
Ripple and noise (f > 10 Hz)	< 5 mV	< 10 mV
Temperature coefficient	< 20 ppm / K	< 20 ppm / K
Resolution voltage setting	2 • 10^-6 • V_nom	2 • 10^-6 • V_nom
Resolution voltage measurement	2 • 10^-6 • V_nom	2 • 10^-6 • V_nom
Resolution current measurement	1 • 10^-4 • I_nom	5 • 10^-4 • I_nom
Accuracy voltage measurement	± (0.01% • V_out +0.02% • V_nom)	± (0.01% • V_out +0.02% • V_nom)
Accuracy current measurement	± (0.1% • I_out +0.1% • I_nom)	± (1% • I_out +1% • I_nom)
Voltage ramp up / down	up to 0.2 • V_out /s \|opt. up to 0.75 • V_nom/s	up to 0.2 • V_out /s \|opt. up to 0.75 • V_nom/s
Protection	Safety loop	Safety loop
HV connector	R51 \| SHV \| I52	R51 \| SHV \| I52
Case	6U cassette, width 8 HP	6U cassette, width 8 HP
Datasheet Download	pdf

Quote request

Models EDS Series

Model	Channels	Output Voltage	Output Current
EDS F1 10x	16	1 kV	1 mA
EDS 18y 10x	24	1 kV	1 mA
EDS 30y 10x	48	1 kV	1 mA
EDS F1 30x	16	3 kV	500 µA
EDS 18y 30x	24	3 kV	500 µA
EDS 30y 30x	48	3 kV	500 µA

Order specifications:

Polarity: positive: x = p, negative: x = n

Low cost: standard : y = 1, low cost: y = 3

Quote request

EBS Series

EBS Bipolar 4 Quadrant HV Modules with CFG

(CFG = Common Floating Ground)

The bipolar EBS distribution modules are multichannel high voltage power supplies in MMS system (Eurocard format) with full 4-quadrant capabilities. The EBS can be used as bipolar current sink and source, which perfectly covers requirements of electronic optical systems or capacitive loads. The EBS is built in common floating ground principle to reduce voltage noise level. With up to 24 channels each sigle channel has an independent voltage control up to 3 kV channel-voltage-difference. The EBS configuration of output voltage and current can be customizend on request. The module is made of high precision components such as 24 bit ADC and 20 bit DAC and provides comprehensive security features.

Key Features

4 / 12 / 24 channel, 500 V - 3 kV versions and custom versions
4-quadrant, usable as bipolar current sink and source
Very low ripple and noise
Hardwared voltage and current limit
Voltage control and current measurement per channel
Programmable parameters (delayed trip etc.)

Application Areas

Perfect for electron optical systems and capacitive loads
Experimantal physics
Laboratory use

Device types / EBS Series

Specifications	EBS Standard
Polarity	bipolar 4 quadrant
Ripple and noise	< 20 mV
Temperature coefficient voltage measurement	< 20 ppm / K
Temperature coefficient current measurement	< 100 ppm / K
Resolution voltage setting	2 • 10^-6 • V_nom
Resolution voltage measurement	2 • 10^-6 • V_nom
Resolution current measurement	1 • 10^-4 • I_nom
Accuracy voltage measurement	± (0.01% • V_out +0.02% • V_nom)
Accuracy current measurement	± (0.2% • I_out +0.2% • I_nom)
Voltage ramp up / down	1 • 10^-6 • V_nom up to 1 • V_nom/s
Protection	Safety loop
HV connector	R51 \| SHV
Case	6U (8HP) cassette
Datasheet Download	pdf

Quote request

Models EBS Series

Model	Channels	Output Voltage	Output Current	Max V_Diff CH-to-CH	Height
EBS C0 05	12	± 500 V	± 1 mA	1 kV	6U
EBS 180 05	24	± 500 V	± 1 mA	1 kV	6U
EBS C0 12	12	± 1.2 kV	± 1 mA	1.2 kV	6U
EBS 180 12	24	± 1.2 kV	± 1 mA	1.2 kV	6U
EBS C0 30	12	± 3 kV	± 0.5 mA	3 kV	6U
EBS 1803 0	24	± 3 kV	± 0.5 mA	3 kV	6U

OPTION SPECIFICATIONS:
Active safety loop: SLA
Internally powered safety loop: SLP

Quote request

ESS Series

ESS Single Channel 2 Quadrant HV Module with FG
(FG = Floating Ground)

The ESS module is a single channel high voltage power supply in MMS system (Eurocard format) with 2-quadrant capabilities.
It can be used as unipolar current sink and source, which perfectly covers requirements of electron optical sytems or capacitive loads.

The ESS series is built in floating ground principle to reduce voltage noise level. The configuration of output voltage and current can be customized on request. The module is made of high precision components such as 24 bit ADC and 16 bit DAC and provides comprehensive safety features.

Key Features

1 channel, 10 / 20 / 30 kV and customized versions
2-quadrant capabilities, usable as unipolar current sink and source
Low ripple and noise
Floating ground principle
Programmable parameters (delayed trip etc.)

Application Areas

Perfect for electron optical systems and capacitive loads
Experimantal physics
Laboratory use

Device types / ESS Series

Specifications	ESS Standard
Polarity	factory fixed positive or negative
Ripple and noise	< 0.6 - 2.5 V_p-p
Temperature coefficient	< 100 ppm / K
Resolution voltage setting	2 • 10^-5 • V_nom
Resolution current setting	2 • 10^-5 • I_nom
Resolution voltage measurement	< 1 • 10^-5 • V_nom
Resolution current measurement	< 1 • 10^-5 • I_nom
Accuracy voltage measurement	± (0.2% • V_out +0.1% • V_nom)
Accuracy current measurement	± (0.2% • I_out +0.1% • I_nom)
Voltage ramp up / down	up to 0.1 • V_nom /s \| opt. up to 1 • V_nom/s
Protection	Safety loop
HV connector	SHV \| GES
Case	6U cassette, width 8 HP
Datasheet Download	pdf

Quote request

Models ESS Series

Model	Channels	Output Voltage	Output Current	Ripple and Noise
ESS 10 100x	1	10 kV	± 4 mA	< 2.5 V_p-p
ESS 10 200x	1	20 kV	± 2 mA	< 0.6 V_p-p
ESS 10 300x	1	30 kV	± 1 mA	< 1 V_p-p

OPTION SPECIFICATIONS:
Polarity: positive: x = p, negative: x = n
GES connector: GES

Quote request