Dose Rate Meter GammaTwin

Dose Rate Meter GammaTwin

Dose rate meter with alarm function for personal radiation protection when handling ionising radiation and for the detection of the dose rate and of the local dose.

Fields of application

NDT, Fire Brigades, Civil Defence, Authorities, Customs, Shipping Companies, Nuclear Medicine, Nuclear Technology, Industry, Chemistry, Research.

Features:

• small and handy, PTB-approved 1) dose rate meter for the measurement of gamma radiation and X-rays for ambient dose rate equivalent Ḣ*(10) and ambient dose equivalent H*(10) (local dose) 2)
• detector: energy compensated Geiger-Müller-tube
• large, digital indication of measured values on LC-display (backlit)
• selectable simultaneous or separate indication of dose and dose rate, additionally analog indication of dose rate (logarithmic bargraph)
• 4 preset dose and dose rate alarm thresholds; upon request GRAETZ changes the standard alarm thresholds according to customer requirements
• switchable acoustic single-pulse indication
• automatic and continuous storage of the dose into a non-voltile memory
• storage of the dose and of set parameters even at battery change
• permanent self test
• designed for rough use, housing made of aluminium, protection class IP54 (splash proof)
• menu-driven user navigation
• supplied with a robust nylon bag