iseg EHS Series User manual
Technical documentation
Last changed on: 2022-03-14
EHS Series
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Version Date Major changes
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isclaimer / Copyrights
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The information in this manual is subject to change without notice. We take no responsibility for any mistake in the
document. We reserve the right to make changes in the product design without reservation and without notication to
the users. We decline all responsibility for damages and injuries caused by an improper use of the device.
EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 2/51
Safety
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escription of the safety instructions
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 3/51
Intended use
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General safety instructions
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 4/51
Important safety instructions
WARNING!
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 5/51
CAUTION!
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 6/51
Table of Contents
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Safety 3
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1 General description 9
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2 Technical data 10
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3 Handling 19
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4 Options 23
(9.6&'6K 6, 26K 26,)
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5 Front panel versions 25
6 Dimensional Drawings 29
7 Connectors assignments 40
8 PIN assignments 44
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 7/51
1 General description
1.1 EHS Standard series
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1.2 EHS High Precision series
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 9/51
2 Technical data
2.1 EHS Standard series
SPECIFICATIONS EHS CG EHS CFG EHS FG
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Stablity
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9&%"ST$(T<U Q4V!+V QV!+V
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Measurement accuracy–/%XVQQ-%
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'ATTENTION: here is only one short circuit or arc per second allowed!)
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 10/51
SPECIFICATIONS EHS CG EHS CFG EHS FG
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CONFIGURATIONS EHS STANDARD SERIES
Type Vnom Inom Ch Max. Iin
(A)
Ripple (mVp p)
P#7[!7+#7
HV connector
Standard/(
Item Code Options
Common Ground
89!4: 4!! B ! R51.43 8!!4:!4# 91B 91 6, 6K
89!!4: 4!! B ! R51.45 8!!4:!4# 91B 91 6, 6K
89!: # B 4 R51.43 8!!:!4# 91B 91 6, 6K
89!!: # B 4 R51.45 8!!:!4# 91B 91 6, 6K
89!: # B ! R51.43 8!!:!4# 91B 91 6, 6K
89!!: # B ! R51.45 8!!:!4# 91B 91 6, 6K
89!: # (B ! R51.43 8!!:4# 91B 91 6, 6K
89!!: # (B ! R51.45 8!!:4# 91B 91 6, 6K
89!: # B ! R51.43 8!!:!4# 91B 91 6, 6K
89!!: # B ! R51.45 8!!:!4# 91B 91 6, 6K
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 11/51
CONFIGURATIONS EHS STANDARD SERIES
Type Vnom Inom Ch Max. Iin
(A)
Ripple (mVp p)
P#7[!7+#7
HV connector
Standard/(
Item Code Options
Common Floating Ground
89!!: !! !B 4 SHV <4( 8!!!!:!# 91B 91 6, 6K
89!!: !! !B 4 SHV <4( 8!!!:!# 91B 91 6, 6K
89!!4: 4!! 4B ! SHV <4( 8!!!!4:4# 91B 91 6, 6K
89!!4: 4!! 4B ! SHV <4( 8!!!4:4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!!:!4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!:!4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!!:!4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!:!4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!!:!4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!:!4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!!:!4# 91B 91 6, 6K
89!!: # B ! SHV <4( 8!!!:!4# 91B 91 6, 6K
89!!: # B ! S08 8!!!!:!4# 91B 91 6, 6K
89!!: # B ! S08 8!!!:!4# 91B 91 6, 6K
89!!: # B ( ! S08 8!!!!:!4# 91B 91 6, 6K
89!!!: !# !(*4B ( ! S10 8!!!!:*4# 91B 91 6, 6K
89!4!: 4# !(4B ( ! S20 8!!4!:4!# 91B 91 6, 6K
89!!!: !# !(B ( ! S20 8!!!!:!# 91B 91 6, 6K
Floating Ground
89!: !! !B (4 4 SHV <4(* 8!!!:!# 91B 91 ! ! 6, 6K
89!: !! !B 4 SHV <4( 8!!:!# 91B 91 ! ! 6, 6K
89!4: 4!! 4B (4 ! SHV <4(* 8!!!4:4# 91B 91 ! ! 6, 6K
89!4: 4!! 4B 5 ! SHV <4( 8!!4:4# 91B 91 ! ! 6, 6K
89!: # B (4 ! SHV <4(* 8!!!:!4# 91B 91 ! ! 6, 6K
89!: # B 5 ! SHV <4( 8!!:!4# 91B 91 ! ! 6, 6K
89!: # B (4 ! SHV <4(* 8!!!:!4# 91B 91 ! ! 6, 6K
89!: # B 5 ! SHV <4( 8!!:!4# 91B 91 ! ! 6, 6K
89!: # B (4 ! SHV <4(* 8!!!:!4# 91B 91 ! ! 6, 6K
89!: # B 5 ! SHV <4( 8!!:!4# 91B 91 ! ! 6, 6K
89!: # B (4 ! SHV <4(* 8!!!:!4# 91B 91 ! ! 6, 6K
89!: # B 5 ! SHV <4( 8!!:!4# 91B 91 ! ! 6, 6K
89!: # B (4 ! S08 8!!!:!4# 91B 91 ! ! 6, 6K
89!: # B * ! S08 8!!:!4# 91B 91 ! ! 6, 6K
89!: # B (4 ! S08 8!!!:!4# 91B 91 ! ! 6, 6K
89!!: !# !(*4B (4 ! S10 8!!!:*4# 91B 91 ! ! 6, 6K
894!: 4# !(4B (4 ! S20 8!4!:4!# 91B 91 ! ! 6, 6K
89!!: !# !(B (4 ! S20 8!!!:!# 91B 91 ! ! 6, 6K
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 12/51
CONFIGURATIONS EHS STANDARD SERIES
Type Vnom Inom Ch Max. Iin
(A)
Ripple (mVp p)
P#7[!7+#7
HV connector
Standard/(
Item Code Options
Common Floating Ground – (EHS FLEX)
894!: !! !B 4 SHV 84!!:!# 91B 91
894!: !! !B (4 4 R51.44 84!!:!# 91B 91
89!4!: !! !B 4 R51.46 84!!:!# 91B 91
894!4: 4!! B ! SHV 84!!4:!4# 91B 91
894!4: 4!! B (4 ! R51.44 84!!4:!4# 91B 91
89!4!4: 4!! B 5 ! R51.46 84!!4:!4# 91B 91
894!: # B ! SHV 84!!:!4# 91B 91
894!: # B (4 ! R51.44 84!!:!4# 91B 91
89!4!: # B 5 ! R51.46 84!!:!4# 91B 91
894!: # (4B ! SHV 84!!:44# 91B 91
894!: # (4B (4 ! R51.44 84!!:44# 91B 91
89!4!: # (4B 5 ! R51.46 84!!:44# 91B 91
894!: # B ! SHV 84!!:!4# 91B 91
894!: # B (4 ! R51.44 84!!:!4# 91B 91
89!4!: # B 5 ! R51.46 84!!:!4# 91B 91
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 13/51
2.2 Technical data: EHS High Precision series
SPECIFICATIONS EHS HP CFG EHS HP FG
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Stability
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Resolution –/-&$-3H
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Measurement accuracy – /%XVQQ%
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 14/51
SPECIFICATIONS EHS HP CFG EHS HP FG
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CONFIGURATIONS EHS HIGH PRECISION SERIES
Type Vnom Inom Ch Max. Iin
(A)
Ripple (mVpp)
P#7[!7+#7[!(+!7
HV
Connector
Standard/(
Item Code Options
Common Floating Ground
89!: !! !B 4 SHV,<4( 8!!!:!# 91B 91 /. .< 6, 6K
89!: !! !B 4 SHV,<4( 8!!:!# 91B 91 /. .< 6, 6K
89!4: 4!! !B 4 4 SHV, <4( 8!!!4:!# 91B 91 /. .< 6, 6K
89!4: 4!! !B 4 4 SHV, <4( 8!!4:!# 91B 91 /. .< 6, 6K
89!: # B 4 4 SHV, <4( 8!!!:!4# 91B 91 /. .< 6, 6K
89!: # B 4 4 SHV, <4( 8!!:!4# 91B 91 /. .< 6, 6K
89!: # B 4 4 SHV, <4( 8!!!:!4# 91B 91 /. .< 6, 6K
89!: # B 4 4 SHV, <4( 8!!:!4# 91B 91 /. .< 6, 6K
89!: # B 4 ! SHV, <4( 8!!!:!4# 91B 91 /. .< 6, 6K
89!: # B 4 ! SHV, <4( 8!!:!4# 91B 91 /. .< 6, 6K
89!: # B 4 ! SHV 8!!!:!4# 91B 91 /. .< 6, 6K
89!: # B 4 ! SHV 8!!:!4# 91B 91 /. .< 6, 6K
89!: # B ! 4 S08 8!!!:!4# 91B 91 /. .< 6, 6K
89!: # B ! 4 S08 8!!:!4# 91B 91 /. .< 6, 6K
89!: # B ( 4 ! S08 8!!!:!4# 91B 91 .< 6, 6K
89!!: !# !(*4B ( 4 ! S10 8!!!:*4# 91B 91 .< 6, 6K
894!: 4# !(4B ( 4 ! S20 8!4!:4!# 91B 91 .< 6, 6K
89!!: !# !(B ( * ! S20 8!!!:!# 91B 91 .< 6, 6K
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 15/51
CONFIGURATIONS EHS HIGH PRECISION SERIES
Type Vnom Inom Ch Max. Iin
(A)
Ripple (mVpp)
P#7[!7+#7[!(+!7
HV
Connector
Standard/(
Item Code Options
Common Floating Ground L
89!: !! !!_B !( 4 SHV,<4( 8!!!:!# 91B 91 /. 6, 6K
89!: !! !!_B !( 4 SHV,<4( 8!!:!# 91B 91 /. 6, 6K
89!4: 4!! !!_B !( 4 4 SHV, <4( 8!!!4:!# 91B 91 /. 6, 6K
89!4: 4!! !!_B !( 4 4 SHV, <4( 8!!4:!# 91B 91 /. 6, 6K
89!: # !!_B !( 4 4 SHV, <4( 8!!!:!# 91B 91 /. 6, 6K
89!: # !!_B !( 4 4 SHV, <4( 8!!:!# 91B 91 /. 6, 6K
89!: # !!_B !( 4 4 SHV, <4( 8!!!:!# 91B 91 /. 6, 6K
89!: # !!_B !( 4 4 SHV, <4( 8!!:!# 91B 91 /. 6, 6K
89!: # !!_B !( 4 ! SHV, <4( 8!!!:!# 91B 91 /. 6, 6K
89!: # !!_B !( 4 ! SHV, <4( 8!!:!# 91B 91 /. 6, 6K
89!: # !!_B !(4 4 ! SHV 8!!!:!# 91B 91 /. 6, 6K
89!: # !!_B 4 ! SHV 8!!:!# 91B 91 /. 6, 6K
89!: # !!_B !(4 4 ! S08 8!!!:!# 91B 91 /. 6, 6K
89!: # !!_B 4 ! S08 8!!:!# 91B 91 /. 6, 6K
89!: # !!_B !(4 4 ! S08 8!!!:!# 91B 91 6, 6K
89!!: !# !!_B !(4 4 ! S10 8!!!:!# 91B 91 6, 6K
894!: 4# !!_B !( 4 ! S20 8!4!:!# 91B 91 6, 6K
89!!: !# !!_B 4 ! S20 8!!!:!# 91B 91 6, 6K
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 16/51
CONFIGURATIONS EHS HIGH PRECISION SERIES
Type Vnom Inom Ch Max. Iin
(A)
Ripple (mVpp)
P#7[!7+#7[!(+!7
HV Connector
Standard/(
Item Code Options
Floating Ground
89!: !! !B 4 4 SHV,<4(* 8!!!:!# 91B 91 /. .< ! ! 6, 6K
89!: !! !B 4 SHV,<4( 8!!:!# 91B 91 /. .< ! ! 6, 6K
89!4: 4!! !B (4 4 4 SHV,<4(* 8!!!4:!# 91B 91 /. .< ! ! 6, 6K
89!4: 4!! !B 5 4 4 SHV,<4( 8!!4:!# 91B 91 /. .< ! ! 6, 6K
89!: # B (4 4 4 SHV,<4(* 8!!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B 5 4 4 SHV,<4( 8!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B (4 4 4 SHV,<4(* 8!!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B 5 4 4 SHV,<4( 8!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B (4 4 ! SHV,<4(* 8!!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B 5 4 ! SHV,<4( 8!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B (4 4 ! SHV 8!!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B 5 4 ! SHV 8!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B (4 ! 4 S08 8!!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B * ! 4 S08 8!!:!4# 91B 91 /. .< ! ! 6, 6K
89!: # B (4 4 ! S08 8!!!:!4# 91B 91 .< ! ! 6, 6K
89!!: !# !(*4B (4 4 ! S10 8!!!:*4# 91B 91 .< ! ! 6, 6K
894!: 4# !(4B (4 4 ! S20 8!4!:4!# 91B 91 .< ! ! 6, 6K
89!!: !# !(B (4 * ! S20 8!!!:!# 91B 91 .< ! ! 6, 6K
Floating Ground L
89!: !! !!_B !( 4 SHV,<4(* 8!!!:!# 91B 91 /. ! ! 6, 6K
89!: !! !!_B (4 4 SHV,<4( 8!!:!# 91B 91 /. ! ! 6, 6K
89!4: 4!! !!_B !( 4 4 SHV,<4(* 8!!!4:!# 91B 91 /. ! ! 6, 6K
89!4: 4!! !!_B (4 4 4 SHV,<4( 8!!4:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B !( 4 4 SHV,<4(* 8!!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B (4 4 4 SHV,<4( 8!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B !( 4 4 SHV,<4(* 8!!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B (4 4 4 SHV,<4( 8!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B !( 4 ! SHV,<4(* 8!!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B (4 4 ! SHV,<4( 8!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B 4 ! SHV 8!!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B 4 ! SHV 8!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B 4 ! S08 8!!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B 4 ! S08 8!!:!# 91B 91 /. ! ! 6, 6K
89!: # !!_B !( 4 ! S08 8!!!:!# 91B 91 ! ! 6, 6K
89!!: !# !!_B !( 4 ! S10 8!!!:!# 91B 91 ! ! 6, 6K
894!: 4# !!_B 4 ! S20 8!4!:!# 91B 91 ! ! 6, 6K
89!!: !# !!_B 4 ! S20 8!!!:!# 91B 91 ! ! 6, 6K
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 17/51
2.3 Options
OPTIONS OPTION CODE EXAMPLE ITEM CODE HEX CODING
POLARITY $?x = p
2$x = n
89!4p
VERY LOW NOISE (only EHS CG Series) ' VLN !!
SINGLE CHANNEL INHIBIT down ID !!
SINGLE CHANNEL INHIBIT up IU !!
NEGATED LOGIC INHIBIT ID, IU N !
VOLTAGE CORRECTION by TEMPERATURE ' VCT !!
LOWER TEMPERATURE COEFFICIENT TC /! !!
ACTIVE SAFETY LOOP SLA !!
INTERNALLY POWERED SAFETY LOOP SLP !!
ONLY ONE CURRENT RAGE FOR HIGH
PRECISION MODULES
1CR !!
200 V ISOLATION FOR FLOATING GND F02 !!
2,000 V ISOLATION FOR FLOATING GND F20 !!
LOWER OUTPUT CURRENT ' L '6`!!^B) "
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 18/51
3 Handling
3.1 Connection
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 19/51
3.2 Module status
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3.3 Hardware Limit
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3.4 Safety Loop
3.4.1 Safety Current Loop
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EHS High Voltage Power Supply series | Last changed on: 2022-03-14 | www.iseg hv.com 20/51
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