Operation Manuals

Here you will find a full list of our Radiation Alert® Operation Manuals. If you can’t find what you’re looking for, please contact us and we’ll get you what you need. Also, check out our Quick Start Videos to get started with your instruments.

Radiation Alert® Ranger

Ranger EXP

Monitor 200

Radiation Alert Monitor 1000EC

Radiation Alert Area Monitor

Pen Dosimeters

Dosimeter Charger

Sentry EC

RAD-60

Discontinued & Previous Revision Operation Manuals

SEI Inspector USB | Xtreme USB

SEI Inspector EXP USB

SEI Inspector Plus & SEI Inspector EXP Plus

Original SEI Inspector & SEI Inspector EXP

Digilert 100

Digilert 50

Original Monitor 4, Monitor 4EC, Monitor 5 & MC1K

USB Monitor 4, Monitor 4EC, & MC1K