Liquid Controls Mechanical Register Preset
Enables you to select and automatically control Preset Valve closure so that an exact predetermined volume will be delivered. Valve closure is controlled either in two stages, with a pre-shut-off dwell period to prevent hydraulic shock or in a single-stage for shut-off only. Normally single stage valve operation is preferred in low velocity systems and/or high viscosity applications.
Preset Counter includes red emergency stop button to abort preset deliveries. Preset Counter also available with switches to control pump starter circuit, security, security block valve or pilot-operated control valves. Switches are available conforming to applicable UL or CSA electrical codes.
Preset Counters as indicated above may be supplied
- mechanically linked directly to the valve and/or
- electrically connected to other system components such as a pump starter circuit or pilot-operated control valve.
Preset Counters are available in choice of models to meet the requirements for 1/10 unit and whole unit registration. For two stage operation, Preset Counter models are offered in a choice of 10, 20, 30, 40, 50, 60, 70, 80 and 90 unit dwell on 2nd wheel and 3, 4, 5, 6, 7, 8 or 9 on 1st wheel. Externally adjustable for precise zero shut-off.