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MC Series Controllers

Mass Flow Controllers with Laminar Differential Pressure (DP) Technology

Mass flow controller products from Alicat

Our most versatile gas flow controllers for most industrial processes and research applications.

  • Laminar DP (differential pressure) mass flow measurement technology
  • 98-130 pre-loaded gas calibrations — switch without losing accuracy
  • Measures mass flow, volumetric flow, temperature, and pressure
  • Ultra–fast control response time as low as 30 ms
  • As high as 0.01 – 100% measurement and control range (10,000:1 turndown)
  • Limited Lifetime Warranty
Full Scale Flow Ranges

0.5 SCCM – 12,000 SLPM

OPERATING PRESSURE RANGE

11.5 – 160 PSIA

Laminar DP mass flow controller products from Alicat
Alicat Mass Flow Controller MC-Series

MC Series Controller

Alicat’s flagship controller

fast proportional control
  • 0.5 SCCM full scale – 12,000 SLPM full scale options
  • 11.5 – 160 PSIA operating
  • Accuracy as good as ± 0.5% of reading or ± 0.1% of full scale, whichever is greater
  • 0.01% – 100% control range (10,000:1 turndown)
  • As fast as 30 ms control response
Alicat corrosion resistant Mass Flow Controller

MCS Series Controller

Corrosion resistant flow control

Reduced Wetted Materials

  • Up to 130 corrosive and non‑corrosive gas calibrations preloaded
  • 0.5 SCCM full scale – 12,000 SLPM full scale options
  • Accuracy as good as ± 0.4% of reading and ± 0.2% of full scale
  • 1 – 100% of full scale control range
  • As fast as 30 ms control response
Alicat Mass Flow Controller MCQ Series is corrosion resistant

MCQ Series Controller

Control gas flow at higher pressures

Highest pressure rating
  • 10 SCCM full scale – 12,000 SLPM full scale options
  • 11.5 – 320 PSIA operating
  • Accuracy as good as ± 0.6% of reading or ± 0.1% of full scale, whichever is greater
  • 0.5% – 100% of full scale control (200:1 turndown)
  • 100 ms control response
Laminar DP MFC made for bioreactors and fermenters.

BIOC Series Controller

Control gases into bioreactors + fermenters

ASME BPE compliant
  • Long‑term stability
  • Robust, compliant materials including USP Class VI or USPVI elastomers
  • Designed for scalability (10,000:1 operating range)
Bi-directional mass flow controller

MCD Series Controller

Control flow in two directions

BIDIRECTIONAL FLOW CONTROL
  • 0.5 SCCM full scale – 3,000 SLPM full scale options
  • 11.5 – 160 PSIA operating
  • Accuracy as good as ± 0.5% of reading or ± 0.1% of full scale, whichever is greater
  • Reference specs for MC, corrosion-resistant MCS, low pressure drop MCW, or high pressure MCQ. Performance is the same, but dimensions will change with addition of valve.
MFC for switching between 2 gas sources

MCT Series Controller

Switch between two gas streams

TWO SOURCES, ONE DEVICE

  • 98 gases
  • 0.5 SCCM full scale – 3,000 SLPM full scale options
  • 11.5 – 160 PSIA operating
  • Accuracy as good as ± 0.5% of reading or ± 0.1% of full scale, whichever is greater
  • Reference specs for MC, corrosion-resistant MCS, low pressure drop MCW, or high pressure MCQ. Performance is the same, but dimensions will change with addition of valve.

Available Variants

MCW / MCWD Series Controller

Low pressure drop laminar DP MFCs

SFF / MCV Series Controller

Control gas at vacuum pressures, SEMI footprint options

IS-Max Series Controller

Intrinsically safe MFC for explosive atmospheres

Build Options

Communication Protocols
RS-232 Serial (default)
RS-485 Serial
Analog (4-20 mA, 0-10 Vdc, 0-5 Vdc, or 1-5 Vdc)
Modbus RTU (over RS-232 or RS-485)
Modbus TCP/IP
DeviceNet
EtherCAT
EtherNet/IP
PROFIBUS
PROFINET
IO-Link
Ingress Protection
Hazardous Environment Ratings
CSA Class 1 Div 2, ATEX Class 1 Zone 2; uses Legacy – 8v firmware (2020) manual
For explosive environments, see the IS-Max Series controllers.
Humid Gases
Relative humidity compensation
Measurement Technology
Laminar differential pressure (laminar DP) flow sensing with temperature and pressure correction.

FastTrack Flow & Pressure Devices

Alicat instruments built and shipped just 3 – 5 business days from your order.
Alicat instruments built and shipped just 10 – 15 business days from your order.
CALIBRATION
Standard or High Accuracy
DISPLAY
Monochrome, Color, or None
PROTOCOL
Analog, RS-232, RS-485, Modbus RTU, PROFIBUS, EtherNet/IP, EtherCAT®, MODBUS TCP/IP, or PROFINET
CONNECTOR
MD8, Locking Industrial, DB9M, DB15
FITTINGS
NPT

FLOW METER RANGES

2 SCCM – 1,000 SLPM

FLOW CONTROLLER RANGES

2 SCCM – 1,000 SLPM
PRESSURE METER RANGES
1 – 100 PSI
SINGLE AND DUAL VALVE PRESSURE CONTROLLER RANGES
1 – 100 PSI

Do FastTrack instruments meet your requirements?

Ready for the final details?

Each product is made-to-order.  Alicat’s Applications Engineers are ready to provide expertise and discuss custom options, ensuring the best fit for your needs.

Downloads

Manuals

Brochures

Software & utilities

Top Level Part Numbers

Hidden Item So All Items Are Closed on Page Load
MC Controllers

MC-0.5SCCM
MC-1SCCM
MC-2SCCM
MC-5SCCM
MC-10SCCM
MC-20SCCM
MC-50SCCM
MC-80SCCM
MC-100SCCM
MC-200SCCM
MC-500SCCM

MC-1SLPM
MC-2SLPM
MC-5SLPM
MC-10SLPM
MC-11SLPM
MC-20SLPM
MC-25SLPM
MC-30SLPM
MC-50SLPM
MC-100SLPM
MC-250SLPM
MC-500SLPM

MCS Controllers

MCS-0.5SCCM
MCS-1SCCM
MCS-2SCCM
MCS-5SCCM
MCS-10SCCM
MCS-20SCCM
MCS-50SCCM
MCS-100SCCM
MCS-200SCCM
MCS-500SCCM

MCS-1SLPM
MCS-2SLPM
MCS-5SLPM
MCS-10SLPM
MCS-20SLPM
MCS-30SLPM
MCS-50SLPM
MCS-100SLPM
MCS-250SLPM

MCRS-10SLPM
MCRS-20SLPM
MCRS-25SLPM
MCRS-50SLPM
MCRS-100SLPM

MCST-2SLPM
MCST-10SLPM

MCQ Controllers

MCQ-0.5SCCM
MCQ-5SCCM
MCQ-10SCCM
MCQ-20SCCM
MCQ-50SCCM
MCQ-100SCCM
MCQ-200SCCM
MCQ-500SCCM
MCQ-1SLPM
MCQ-2SLPM
MCQ-5SLPM
MCQ-10SLPM
MCQ-20SLPM
MCQ-50SLPM
MCQ-100SLPM
MCQH-20SLPM
MCQH-50SLPM
MCQS-100SCCM
MCRDQ-50SLPM
MCRDQ-500SLPM
MCRDQ-1000SLPM
MCRDQ-2000SLPM
MCRHQ-3000SLPM
MCRHQ-5000SLPM
MCRQ-50SLPM
MCRQ-100SLPM
MCRQ-250SLPM
MCRQ-500SLPM
MCRQ-1000SLPM
MCRQ-1500SLPM
MCRQ-2000SLPM
MCRQ-3000SLPM

MCD Controllers

MCD-5SCCM
MCD-20SCCM
MCD-50SCCM
MCD-100SCCM
MCD-200SCCM
MCD-500SCCM
MCD-1SLPM
MCD-2SLPM
MCD-5SLPM
MCD-10SLPM
MCD-20SLPM

MCPD-20SLPM
MCPD-50SLPM
MCPD-100SLPM
MCPD-250SLPM

MCPRD-100SLPM

MCRDW-5SLPM
MCRDWS-500SLPM

MCRD-50SLPM
MCRD-250SLPM
MCRD-500SLPM
MCRD-2000SLPM
MCRD-3000SLPM

MCRDS-2000SLPM

MCRDQ-50SLPM
MCRDQ-500SLPM
MCRDQ-1000SLPM
MCRDQ-2000SLPM

MCT Controllers

MCT-10SCCM
MCT-50SCCM
MCT-100SCCM
MCT-200SCCM
MCT-500SCCM

MCT-1SLPM
MCT-2SLPM
MCT-3SLPM
MCT-5SLPM
MCT-10SLPM
MCT-20SLPM
MCT-500SLPM

MCT4-500SCCM
MCT4-5SLPM
MCT4-20SLPM

MCTS-200SCCM
MCTS-500SCCM

MCTS-2SLPM
MCTS-5SLPM
MCTS-10SLPM

Ask an engineer

Your flow rate, pressure, and choice of gas can all affect which Alicat instruments work for your application.

Our Applications Engineers can answer your questions and help you find the best option.

Service and Support

Whether it is time for your instrument’s annual recalibration or your instrument needs a repair or upgrade, you can fill out the Service Request Form below, email us, call us, or start a live chat session to get the service process started.

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