Accuracy Check Instructions for a New Alco-Sensor III

ASIII Accuracy Check *These instructions are for an Accuracy Check procedure for Intoximeters new style* Alco-Sensor III. If your instrument has a serial number equal to or greater than 1200000 you should follow this procedure. An Accuracy Check should be performed periodically. The frequency should be determined by your Quality Assurance Program. Accuracy Check Procedure for the Alco Sensor III Below are basic Accuracy Check instructions for the Intoximeters Alco Sensor III breath testing instrument. Tools Required:** Before beginning have these items available: instrument, calibration standard, new mouthpiece
Dry Gas Standard & Regulator Alco-Sensor III New Mouthpiece True-Cal or Elevation Chart
Note: A calibration standard can be a: Mini-Alco Can (for non-evidentiary testing applications only), Dry Gas Cylinder and Regulator Wet Bath Simulator and Solution	True-Cal displays .080
For this demonstration, a dry gas cylinder is used as the standard - value (at sea level) of.082%. A True-Cal device was used to give the true value of the standard at the time of our demonstration – the True-Cal will adjust the expected gas value for the current atmospheric pressure. Therefore, the target value for this demonstration is .080
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