56
Accessories
Back-pressure or relief valve
Back-pressure or relief valve
Adjustable valve for installation in the discharge tube.
• Installed in-line, the valve functions as a counter-
pressure valve optimising dosing accuracy into sys-
tems with fluctuating pressure or as anti-siphoning
valve when dosing into pressureless systems.
• Installed in a T-connection with the valve outlet con-
nected to the tank, the valve functions as a pressure
relief valve or a safety valve, protecting the pump
and the discharge tube against excessive pres-
sures.
Pressure range: 0-145 psi (0-10 bar)
Diaphragm material: PTFE.
TM01 9289 1600
Dm123.book Page 56 Tuesday, February 8, 2005 8:24 AM