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DESCO EUROPE

 - 2A DUNHAMS LANE, LETCHWORTH, HERTFORDSHIRE, SG6 1BE, UK

Phone: +44 (0) 1462 672005 • E-mail: 

Service@DescoEurope.com

, Website: 

DescoEurope.com

TB-3065.E

 Page 3 of 3

© 2017 DESCO INDUSTRIES, INC.

Employee Owned

Maintenance

“All ionization devices will require periodic maintenance 

for proper operation. Maintenance intervals for ionizers 

vary widely depending on the type of ionization 

equipment and use environment. Critical clean room 

use will generally require more frequent attention. It 

is important to set up a routine schedule for ionizer 

service. Routine service is typically required to meet 

quality audit requirements.” [CLC/TR 61340-5-2 User 

guide Ionization sub-clause 4.7.6.7 Maintenance and 

cleaning]
EIA-625, recommends checking ionisers every 6 

months, but this may not be suitable for many programs 

particularly since an out-of-balance may exist for 

months before it is checked again. EN 61340-5-1 clause 

5.2.4 Compliance Verification Plan states: “The test 

equipment selected shall be capable of making the 

measurements defined in the compliance verification 

plan.” 

Cleaning the Emitter Point

To maintain optimum neutralisation efficiency and 

operation, cleaning should be performed on a regular 

basis. Use the Desco Europe 

200155

 Emitter Point 

Cleaners or a swab dampened with isopropyl alcohol to 

clean the ion gun’s emitter point.
1.  Disconnect the ion gun from its power supply and 

air supply. 

2.  Remove the nozzle. 
3.  Gently clean the emitter point using a swab 

dampened with Isopropyl alcohol. Screw the nozzle 

back onto the ion gun when complete. 

Neutralisation (Discharge) Times

All measurements were taken from ±1,000 V to ±100 V 

at a distance of 6 inches (15 cm).

Air Pressure 

(psi)

15

29

44

58

73

87

+ Discharge 

(seconds)

.5

.3

.3

.2

.2

.2

- Discharge

(seconds)

.6

.3

.3

.2

.2

.2

Specifications

Power Supply Input 

Voltage

100-240 VAC, 50/60 Hz

Power Supply Output 

Voltage

24 VDC

Operating Temperature 32ºF to 104ºF (0 to 40ºC)

Dimensions

6.5" x 5.4" x 1.0"

(165 mm  x 136 mm x 25 

mm)

Weight

0.4 lbs  (0.2 kg)

Balance

±15 V

Ozone

<0.04 ppm

Supply Pressure

7 psi to 87 psi

Minimum Airflow

13 CFM

Gas Input

Clean Dry Air (CDA)

Gas Connection

6 mm port

Enclosure

Gun - PBT polymer

Nozzle - PPS polymer

Limited Warranty, Warranty Exclusions, Limit 

of Liability and RMA Request Instructions

See the Desco Europe Warranty - 

DescoEurope.com/Limited-Warranty.aspx

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