NS7ASAKEEC3XXX

NextStep Stepper Motor Dosing Metering Pumps Information

NextStep Features:

• 3,333:1 Turndown ratio
• Multiple operating modes
• Proportional control by a 4-20mA input or 0-10VDC signal, pulse input controlled based on PPM setpoint, % setpoint, or cc/Pulse
• Constant output mode
• Daily and weekly timer
• Start-pause control based on a cycle time
• Dry contact input for remote start or stop
• Batch control by dry contact signal or manual activation

Inputs:

• Stand-by mode input
• Water meter pulse input
• 0/4-20mA or 0-10 VDC input
• External contact for remote start
• Low tank level with alarm and warning indicator

Outputs:

• 4-20mA output
• Alarm relay (Selectable alarms)

Liquid End Construction:

• Double check valves
• PVDF Head with integrated bleed valve
• Solid PTFE diaphragm with a five-year warranty