MC Series Controller
Alicat’s flagship controller
fast proportional control
- 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
Spec Sheets
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
Spec Sheets
MCQ Series Controller
Control gas flow at higher pressures
Highest pressure rating
- 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
Spec Sheets
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)
Spec Sheets
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.
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
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
Process Connections
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.
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 Ordering
Mass flow instruments that ship in just 3-5 business days.
CALIBRATION
Standard or High Accuracy
DISPLAY
Monochrome, Color, or None
PROTOCOL
Analog, RS-232, RS-485, Modbus RTU, or PROFIBUS
CONNECTOR
MD8, Locking Industrial, DB9M, DB15
FITTINGS
NPT
METER RANGES
2 SCCM - 500 SLPM
CONTROLLER RANGES
2 SCCM - 100 SLPM
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
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