Edition 11, April,
1998

- Keep it clean. Don't store it around corrosives.
Turn it off when you are not using it. Check the batteries each
time you use it. Check the battery compartment for corrosion.
Count a known check source each time you use it. Have it calibrated
annually--ORS provides free service. Most meter use "D"
cells; Mini instruments may use 9-volt cells.
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- We recommend this type of survey meter dial
for new purchases. It reads out in counts per minute, which is
an appropriate unit for contamination monitoring.
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- Don't pull on the cable connectors. Strain on
the cable can cause failure! We recommend "BNC" connectors
on new purchases.
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- Use the pancake GM detector or end-window detector
for C-14, P-32, P-33, S-35:
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- Use the low-energy scintillation detector for
I-125:
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- pancake
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- end-window GM
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- scintillation
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- Survey slowly. Cover this much distance in 7 seconds: <------------------------------------------------------------>
- Keep the detector close to, but not touching, the surface you
are monitoring.
- Do not touch the surface of the detector. You could contaminate
it or damage it.
- Do not use the survey meter to try and find H-3 contamination.
You won't see it! Use a wipe test counted in liquid scintillation instead.
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