11 The Versacal is a PSL calibration fluid insertion fixture for performing particle size verification tests on the Hach Model PCX or PCT on-line Drinking Water particle counters at their mounted locations The small transparent drip chamber provides visual flow indication to set the particle injection rate by using the pinch valve's rotary adjustment knob The chamber is equipped with a re-sealable injection port that allows a small volume of PSL calibration fluid to be injected and reside during the calibration check
Trademark: 76327217
