USER MANUAL
MINISENTRY-2
107911_D User manual MINISENTRY-2_En.docx
MIRION TECHNOLOGIES (Canberra)S.A.S., BP249, ZI de Vauzelles, 37602
23 DECONTAMINATION AND CLEANING
MiniSentry-2 are easily decontaminable.
The Monitor have an IP54 protection rating which protects them from dust deposits and splashing and
splashing water.
Do not use stripper, wax, or corrosive solvents to clean the front of the unit, use only a soft, dry or damp
cloth.
23.1 DECONTAMINATION PROCEDURE
Tools and ingredients:
• Lint-free clean cloth
• ALCATUM pre-impregnated towels
• Wipes impregnated with water SED (demineralized)
• Nitric acid diluted to 5%
• Sponge
• Vacuum
General precautions:
• MiniSentry-2 should be cleared of radioactive dust and liquid agent as soon as possible
after detection.
• Tools, equipment and work areas must be free of radioactive contamination.
• The user is responsible for conducting the surveys and the rapid decontamination of all
objects and surfaces.
• Wearing protective clothing is mandatory during decontamination operations. Minimum
requirements include wearing an NBC suit and two pairs of gloves (Triple Gloves are
strongly recommended).
23.1.1 Procedure for non-fixed contamination
1. Before any operation, aspirate potentially contaminated dust and particles from the parts.
2. Wrap a towel impregnated with ALCATUM around the sponge and clean the parts by making
several passes (at least two) from top to bottom then from left to right.
3. Rinse with SED water (wet wipes).
4. Check that the background noise has returned to normal.
Otherwise:
5. Clean the parts again,
6. Check that the background noise has returned to normal.
23.1.2 Operating mode for a fixed contamination
1. Before any operation, aspirate the dust and particles potentially contaminated on the parts.
2. Using a lint clean cloth, apply nitric acid diluted to 5% on the parts.
3. Let stand 15 minutes
4. Rinse with water (wet wipes) SED
5. Check that the background noise is again correct.
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