Model 4704

SKU 4704 Categories ,

The Model 4704 features a PPS flow body and a stainless steel sensor. These compact electromagnetic flow meters excel in measuring conductive liquid flow rates from as low as 10 mL/min up to 16 L/min across a wide range of mediums. The COBALT series flow meter has the capability to operate independently of liquid properties such as density, viscosity, and temperature.

Flow Technology
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Description

McMillan Flow Products introduces the COBALT Series: Electromagnetic flow meters for use with conductive liquids. These compact meters excel in measuring flow rates from as low as 10 mL/min up to 16 L/min across a wide range of mediums. The COBALT series flow meter has the capability to operate independently of liquid properties such as density, viscosity, and temperature. It is offered in both PPS and PVDF plastics. This offers versatility and cost savings to customers across a wider variety of applications. 

The absence of moving parts in the COBALT series sensor technology offers enhanced long-term reliability, reduced maintenance, and consistent uninterrupted operation. Packaged in a compact design, the COBALT series electromagnetic flow meter is a space-efficient and cost-effective solution that enables easy integration into equipment while minimizing installation complexity. 

Features & Options

FLOW RANGES

The COBALT flow meter can support ranges as low as 10 – 500 mL/min and as high as 1 – 16 L/min.

SIGNAL OUTPUTS

Options for frequency pulse or analog 4-20 mA are available.

ELECTRICAL CONNECTIONS

Units come standard with a 4-Pin Micro DC (M12) connection. Optional mating cables with various lengths are available.

ACCURACY / FLUID CONDUCTIVITY

The COBALT’s accuracy is ± 2% of full scale with ± 1% full scale repeatability. Minimum of 30 µS/cm for 3L | 10L | 16L units is required. Minimum of 200 µS/cm for 500M | 1L units is required.

FLUID CONNECTIONS

500M | 1L | 3L units come with 1/4” FNPT connections. 10L | 16L units come with 3/8” FNPT connections. Options for various tube connections in several materials are available.

INTEGRATED MOUNTING

All units feature an integrated mounting bracket.

FITTINGS

ELECTRICAL CONNECTION

MOUNTING BRACKET

Specifications

Compatible Gases
Accuracy

± 2.0% of full scale

Repeatability

± 1.0% of full scale

Electrical Conductivity

Minimum of 30 μS/cm for 3L | 10L | 16L units is required
Minimum of 200 μS/cm for 500M | 1L units is required

Straight Run

Inlet = 3x pipe diameters
Outlet = 2x pipe diameters

Media Temperature

-4 to 140 °F [ -20 to 60 °C ]

Ambient Temperature

14 to 140 °F [ -10 to 60 °C ]

Max Pressure

145 psig [ 10 barg ]

Max Pressure Loss

3.7 psig [ 0.26 barg ] at full scale

Max Media Viscosity

20 cSt

Wetted Parts

PPS

Electrodes

316L Stainless Steel

Seal

FKM

Response Time

1 second

Protection

IP65

4-20 mA Output (Option C1)

Output

4-20 mA, 3-wire

Max Load

500 ohms

Power Supply

24 VDC ± 20%

Power Consumption

80 mA

Electrical Connection

Plug M12 x 1

Pulse Output (Option E1)

Pulse Output

PNP, Open Collector, max. 200 mA 500 Hz at full scale

Power Supply

24 VDC ± 20%

Power Consumption

60 mA

Electrical Connection

Plug M12 x 1

Downloads

CategoriesTitleSummaryFile SizeDownload
Data Sheets (PDF)COBALT_DS-47X 2405 B.pdf

Latest data sheet for the COBALT Series (Model 47xx)

2 MB

Related Products

The Model 4764 features a PVDF flow body and a Hastelloy® sensor. These compact electromagnetic flow meters excel in measuring conductive liquid flow rates from as low as 10 mL/min up to 16 L/min across a wide range of mediums. The COBALT series flow meter has the capability to operate independently of liquid properties such as density, viscosity, and temperature.
McMillan 104 Flow Sensors feature stainless steel construction and precision microturbine technology. Units are available that measure liquids as low as 13 mL/minute and as high as 10 L/minute. Full scale accuracies of ±1.0% or better are available.

McMillan’s SCANDIUM Series Vortex Flow Meter is a compact, reliable, and cost-effective solution for monitoring low viscosity liquids. Operating on the naturally occurring phenomenon know as vortex shedding, this meter achieves stable and accurate performance without the use of moving parts, ensuring minimal maintenance. With options for frequency and analog outputs, it serves as an ideal choice for measuring various fluids, including aggressive, and high-purity solutions. Its compact design makes it particularly advantageous for installations where space is at a premium. The SCANDIUM Series Vortex Flow Meter is a versatile solution for many different industrial applications.

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