Ludlum model 2221 Scaler/Ratemeter SCA with Top loaded RS-232 adapter for GPS use-Like newThese portable Digital Scaler Rate Meters are like new condition and all bench tested to assure working status. Easy to switch settings for various probes. These differ from the standard Model 2221 because they have the top face mounted RS 232 adapter option from Ludlum. See the photos and the small coaxial connection under the handle. Digital Radiation Ratemeter with Built In Scaler Dual Analog Meter and Digital LCD Presentation Rich Array of

These units are very popular for frisking operations at stations where line power is available but can also be used in portable applications for up to 50 hours using the internal rechargeable battery

and all you get is a number

An additional HP-177C is also available

You will need to buy a sample pump for this unit

an easy-to-use touch screen graphical user interface for industrial PC-based operation results in improved health physics programs

Detector for Beta/Gamma Monitoring

DETECTOR TYPE: scintillator: ZnS (Ag) adhered to plastic scintillation disk

Upstairs warehouse

Heating temperature capability up to 600 °C (1112 °F)

WMB Johnson GSM-110 Meter

and sensitivity adjustment correction by the built-in reference light source

or we can sell select parts as needed