FEATURES
ASCO Scientific's patented Series 458 rock isolation valves feature a unique rocker
diaphragm mechanism that shields the internal components of the solenoid from the
fluid. The design forms an easy to flush, low volume internal cavity.
• Suitable for corrosive media that would attack valves designed for general
service duty
• Prevents contamination of fluid sample,due to excellent flushing characteristics
• Rocker design significantly reduces erratic flow caused by pumping action in poppet
style valves
• Standard built-in manual operator for testing or troubleshooting
• An air operated version is also availabe. In this version an air cylinder replaces the
soldnoid as the valve actuator
• Meets applicable CE directives
STANDARD VOLTAGES
DC (=) : 12V