国产一级a毛一级a看免费视频,久久久久久国产一级AV片,免费一级做a爰片久久毛片潮,国产精品女人精品久久久天天,99久久久无码国产精品免费了

GLI P53 pH/ORP 變送器 p/n.P53A4A1N

GLI P53 pH/ORP Controller, NEMA 4x enclosure ,p/n.P53A4A1N

pH/ORP Controller, NEMA 4x enclosure:
All P53 Controllers have -2 to 14 pH （-2100 to +2100 ORP） measuring range, 4 electromechanical relays in a 1/2 DIN and hardware for panel, surface or pipe mounting.  2 year warranty.

    ● Selectable pH or ORP operation
    ● Multiple language capability
    ● Enhanced menu-guided operation
    ● 1/2 DIN NEMA 4X enclosure
    ● Universal mounting hardware

For a complete measuring system, select a sensor from the ALSO CONSIDER tab or contact your Hach or GLI representative to configure the pH or ORP system for your application 1-.

GLI P53 pH/ORP 變送器 p/n.P53A4A1N

產地：美國（USA）

庫存狀態：現貨（Spot）