STS Thermo Fisher Electra - Model 807 - Simulated Digital Contamination Meter - Brochure

The STS Model 807 consists of a real Thermo Electra ratemeter, but with additional STS electronics installed within the case and powered from the Electra’s battery supply.  The instrument operates using an STS simulated probe containing a gas detection head which detects the presence of the stimulant placed on surfaces and clothing, the resultant reading is displayed as counts per minute on the Electra Display.