
MC Series Controller
Alicat’s flagship controller
- 0.5 SCCM full scale – 10,000 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

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 – 10,000 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

MCQ Series Controller
Control gas flow at higher pressures
- 10 SCCM full scale – 10,000 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

BIOC Series Controller
Control gases into bioreactors + fermenters
- Long‑term stability
- Robust, compliant materials including USP Class VI or USPVI elastomers
- Designed for scalability (10,000:1 operating range)
MCD Series Controller
Control flow in two directions
- 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.
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
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
For explosive environments, see the IS-Max Series controllers.
FastTrack Flow & Pressure Devices
FLOW METER RANGES
2 SCCM – 500 SLPM
FLOW CONTROLLER RANGES
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
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.
Call Us
+1 (888) 290-6060
service@alicat.com
Live Chat
Ask us a question
Help Near You
Find a local representative
Self Help
Technical documentation
Call Us
Live Chat
Ask us a question
Help Near You
Find a local representative
Self Help
Technical documentation