![The ProSeries Flex-Flo M4 pump.](/media/fprog2pn/9af96b5d-fbf4-416f-94a4-5aec953841fb.jpg)
Blue-White’s M3 and M4 Series pumps have output rates up to 158.5 GPH / 600 LPH; pressure rating up to 125 psi / 8.6 Bar; specially engineered tubing for long service life; revolution count display with user programmable alarm set-point for tube maintenance; VGA Graphic multi-color backlit LCD displays remote/local control status, motor speed, output rate, input signal values, service and alarm status in three easy to see colors. Control Inputs include: 4-20 mA, 0-10Vdc, and pulse inputs for remote external speed or batch control, and 0-30 VDC / contact closure remote start/stop.