Ludlum 195 with 43-132

Handheld contamination meter

Ludlum 195 with 43-132 – handheld contamination meter from Ludlum Measurements. Detector: 43-132 alpha ionization chamber.

Detector: 43-132 alpha ionization chamber1

Download product sheet (PDF)All values with references – for tender documents

Specifications checked against the manufacturer’s documents on 2026-10-16

Manufacturer’s product page (opens in a new tab)

Overview

Nuclear power & nuclear technology Emergency services & first response Environmental monitoring & radiation protection Industry & quality control

Specifications

The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.

Detector

Detector	43-132 alpha ionization chamber1
Window area	100 cm² with 83 % open grid1
Chamber volume	Approximately 100 cm³1
Window	0.4 mg/cm² metallized polyester1

Measuring range

Usable high range	0–900 Mdpm1
Low range	0–19.99 Mdpm1

Connectivity & interface

Connector	5-pin DIN; 3 m cable1

Mechanical

Meter weight	1.2 kg1
Probe weight	0.51 kg1
Meter dimensions (H × W × L)	17.0 × 8.9 × 21.6 cm1
Probe dimensions (L × W × H)	20.3 × 10.2 × 10.2 cm1

The data comes from the manufacturer’s published documents. Manufacturers may change specifications; the current configuration and performance are confirmed in the quotation.

Documents

PDFDatablad (PDF)Datasheet · Ludlum

Sources

The number after each value refers to the source listed below. Values are as published by the manufacturer; the exact configuration is always confirmed in our quotation.

1
Model 195 with Model 43-132 High Range Alpha Ion Chamber
Publisher: Ludlum MeasurementsProduct page Page heading and introduction; Specifications tab, Model 195 'Range'; Specifications tab, Model 43-132 'Window Area'; Specifications tab, Model 43-132 'Chamber Volume' … Checked 2026-10-16