The FLEXFLO® M4 Peristaltic Metering Pump delivers high-volume precision fluid metering, with energy efficiency and reduced maintenance needs. It minimizes pulsation by up to 80% thanks to its exclusive offset roller design and dual-channel tube assembly. The M4 is fully enclosed, easily configurable, and offers intuitive touchscreen controls, remote control signal options, and a large 5″ display for enhanced metering and transfer applications. The package comes with M4 Peristaltic Metering Pump, Pre-installed tube assembly, USB Flash Drive With Instruction Manual, power cord, spare tube kit, floor mounting brackets.

Key Features

Capabilities:

10,000:1 turndown ratio.
Output rates to: 158.5 GPH (600LPH or 10 L/min) and pressures to 125PSI (8.6 Bar).
Inject at maximum pressure in either direction (clockwise and counter clockwise).

Communication & Interface:

5” touchscreen color LCD display
User-friendly configurations
Control methods: manual control, 4-20mA input, remote start/stop, pulse/frequency inputs, ethernet/IP

Superior Engineered Design:

5 Year Warranty
10,000:1 turndown ratio
NEMA 4X wash-down, chemically resistant enclosure
Heavy duty rotor means no flexing and increased accuracy with no metal springs or hinges to corrode.

Other Features

Tube Failure Detection (TFD) senses tube rupture preventing hazardous chemical spills
Security programmable 6-digit password to prevent tampering
Tube Failure Detection (TFD) senses tube rupture by detecting chemical in the pump head
Self-priming – even against maximum line pressure. By-pass valves are not required.
Exclusive offset-roller design reduces pulsation by up to 80%
Dual channel tube design for optimum performance and pressure capability

Typical Applications

Chemical metering
Wastewater treatment
Chlorination
Chloramination
Fluoridation
Polymer injection
Pulp & paper slurring
Printing inks
Oil based fluids
Gaseous fluids
Shear sensitive fluids
Caustics
Chemical Slurring
Food and beverage

Flex-A-Prene (Max. Temperature 185 °F (85°C))

Tubing Size	Feed Rate (GPH)	Max. Speed (RPM)	Max. Pressure PSI (Bar)	Roller Assembly
NH	0.0028- 28.5	125	125 (8.6)	A4-MNH-R
NHL	.0028 – 28.5	125	65 (4.5)	A4-MNH-R
NK	.0050 – 50.7	125	80 (5.5)	A4-MNH-R
NHH	.0054 – 54.4	125	100 (6.9)	A4-MNH-R
NHHL	.0054 – 54.0	125	65 (4.5)	A4-MNH-R
NL	.010 – 100.0	125	50 (3.4)	A4-MNL-R

Flex-A-Chem® (Max. Pressure 130 °F(54 °C))

Tubing Size	Feed Rate (GPH)	Max. Speed (RPM)	Max. Pressure PSI (Bar)	Roller Assembly
TH	.0025 – 25.40	125	30 (2.1)	A4-MNH-R
TK	.0054 – 54.00	125	30 (2.1)	A4-MNH-R
TKK	.0126 – 126.0	125	30 (2.1)	A4-MNH-R

Flex-A-Thane® (Max. Pressure 130 °F(54 °C))

Tubing Size	Feed Rate (GPH)	Max. Speed (RPM)	Max. Pressure PSI (Bar)	Roller Assembly
GH	.0039 – 39.6	125	65 (4.5)	A4-MGH-R
GHH	.0071 – 71.0	125	65 (4.5)	A4-MGH-R
GK	.0055 – 55.5	125	65 (4.5)	A4-MGH-R
GKK	.010 – 100.0	125	65 (4.5)	A4-MGH-R

Thumb	File information
	85000-108-M3-M4-Technical-Data-Sheet.pdf File Size 2.3MB

Bluewhite Flex-Pro
Pump Model	FLEXFLO® M4
Max Feed Rate	600 LPH (158.5 GPH)
Max Working Pressure	125 psig (8.6 bar)
Max Fluid Temperature	185°F (85°C)
Max Ambient Temperature	14°F to 115°F (-10°C to 46°C)
Max Viscosity (Centiposie)	12,000
Maximum Suction Lift	30 ft. Water, 0 psig (9.14 m, 0 bar)
Max Operating Temperature	14°F to 115°F (-10°C to 46°C)
Operating Voltage	96 to 264VAC-50/60Hz, 350W
Power Cord Options	115V60Hz = NEMA 5/15 (USA) 230V60Hz = NEMA 6/15 (USA) 220V50Hz = CEE 7/VII (EU)
Motor	Brushless DC, 1/4 hp
Motor Speed Adjusting Range	0.04% – 100% motor speed
Motor Speed Adjusting Resolution	0.1% increments > 1% motor speed and < 100% 0.01% increments < 1% motor speed
Display	5” touchscreen color LCD, UV resistant
Keypad	Ten button positive action tactile switch keypad
Enclosure	NEMA 4X, Kydex
Overall Dimensions	2-1/8”W x 15-1/4”H x 16-1/2”D
Shipping Weight (KG)	50 lb. (22.68 Kg)