![](https://www.chemengonline.com/wp-content/uploads/2011/03/548726a484aa1-1210_CUS_MSA.jpeg)
MSA
As part of the Altair 4X Gas Detector (photo), a new Altair 4 QuickCheck Station software version is available and is currently installed in production units. This version allows the Altair 4 QuickCheck Station to bump test both Altair 4 and Altair 4X Gas Detectors. — MSA, Pittsburgh, Pa.