• Radiation Alert® Previous Revisions

    Find solutions, support, and documentation on the previous versions of our detectors.

Support / Previous Revisions

Inspector Family

SEI Inspector USB & SEI Inspector Xtreme USB

SEI Inspector Operation Manuals (pdf) English Spanish French German

SEI Inspector EXP USB

SEI Inspector Operation Manuals (pdf) English

Original SEI Inspector

SEI Inspector Operation Manuals (pdf) English Spanish French | Waterproof Case Instructions

SEI Inspector Plus

Operation Manuals (PDF) English Spanish French | Responder Knowledge Base

Diglert Family

Digilert 200

Operation Manual (PDF) English French Spanish

Digilert

Operation Manual (PDF) Digilert_Manual.pdf

Digilert 50

Operation Manual (PDF) Digilert_50_Manual.pdf

Digilert 100

Operation Manuals (PDF) Operation Manual (pdf)

Monitor 4

Original Monitor 4 & 4EC

Operation Manual (pdf)| English | Spanish | French | German

Original MC1K

Operation Manual (pdf) English Spanish French German

Monitor 5

Monitor 4 & 4EC Operation Manual (pdf)| English | Spanish | French | German

Abacus Wireless Radiation Detector

Abacus

Abacus Flash Tutorial | Abacus Operation Manual (PDF) | English | Spanish | Software Updates

Gateman Dual Channel Analyzer

Gateman

Operation Manual (PDF) English

Sentry Dosimeter and Ratemeter

Sentry

Operation Manual (PDF) English Spanish