Chemical injection keeps production flowing. Corrosion inhibitor, scale inhibitor, methanol. If the pump runs but nothing reaches the injection point, problems build up quietly.

A flow switch on the injection line confirms that product is actually moving. Ajax flow switches from F. Bamford give a clean switched signal back to the control system. Talk to the team first about the fluid, line size and area classification, so you get the right model and materials for the duty. XP ATEX flameproof versions are available for hazardous zones.