Introducing the MCT4

The first 1/4 DIN multi-loop controller that operates like your smartphone or tablet

Easy to Use Touch Screen Interface

Paperless Recorder

Remote Access/Email & SMS on Alarm

One Button Import/Export Configuration


All the functionality of multiple devices in a single, easy-to-use low cost controller

  • Touch screen/smart device interface
  • Up to 3 PID loops - 1 may be FM limit
  • 8-Channel Monitor Input T/C, linear mA/VDC
  • 20 Derived Channels via Math, Logic & Timer Blocks
  • Paperless Recorder for Loops, Monitor Points & Derived Channels
  • Data Storage & Viewing
  • Flexible file management; USB, FTP-LAN, FTP-Cloud & email
  • Email/SMS on Alarm
  • Configuration Import & Export via USB and/or Cloud
  • Remote Access via VNC and view only web page
Download the Brochure


Complete setup in minutes. The MCT4 is programmable from the touch screen right out of the box with one-touch import/export of configuration and profiles.


Up to 3 loops of PID control, 1 loop may be an FM limit. Up to 8-Monitor Points and 19 programmable alarms (9 relays, 10 soft) for flexible process control. 20 Derived channels with Math, Logic & Timer blocks. Powerful but easy to use Ramp/Soak Profile capability.


Email (SSL/TLS), SMS Text messaging, NTS, Web page, FTP, FileWeb Cloud, DataWeb Cloud (data stream), Serial and TCP/IP Modbus, Remote View/Control using PC or Smart Devices via Virtual Network Computing (VNC).

See the MCT4 in action

video thumbnail

Additional Features

  • Dynamic screens/options configuration
  • Data Logging (MCT4 up to 37 values)
  • Digital Signatures (Data Log & Audit Trail files)
  • Historical Data Log file Viewer
  • Chart Trend View (live data view up to last 24 hrs.)
  • Automated Program (profile) Entry with Holdback & Wait For Logic per Step by channel
  • Alarms; Loops & Derived Channels supporting up to 19 alarms with configurable Logic, Time Delays, Ringback, Hidden, email/SMS, etc. (mapped to up to 9-relays)
  • 5 PID Sets per Loop
  • Security: User Group based with full Audit trail entries
  • 11 Supported Languages with 1-button configuration
  • National Time Server (NTS) connectivity
  • Cloud: Cloud based FTP and Live Data Streaming
  • Meets the requirements for data acquisition & accuracy for CFR21 Part 11 & AMS 2750F
  • And More ....


90-250 VAC
11-26 VAC/VDC

4.3" TFT color touch display
Resolution: 480 X 272
Colors: 65,536
Display lifetime hours (nominal): 30,000
Type: Resistive Analog - IP65

Display Processor

Dimensions/Panel Cutout
122(W) x 100(H) x 122.85(D) mm
Panel Cutout: 91(W) x 91(H) mm

Data Storage
256MB Internal Flash - 4GB SD (SLC)

Serial: Com1 (RS232), Com2 (232./485) Ethernet: 10\100 baseT - USB: 1 host Modbus Master and Slave Protocols

Storage Temperature
-20 to 60 C

Operating Temperature
0 to 50 C

10% to 90%, no condensation

3 shocks per direction 11ms 10g

10 to 25.7 Hz: 0.75mm amplitude
25.7 to 150Hz: 1g 1oct/min. 10 sweeps

20M ohms minimum (500VDC)

Dielectric Strength
2300Vac 50/60 Hz for 1 minute between power terminal and earth

Approval Standards


    • MCT4 4.3 User Manual Rev H v2.0 (October 2020)
    • Download
    • MCT4 4.3 User Manual Rev G v1.16
    • Download
    • MCTB 4.3 User Manual Rev H v2.0 (October 2020)
    • Download
    • MCTB 4.3 User Manual Rev G v1.16
    • Download
    • MCT Data File Viewer V1.0 Installer
    • Download
    • Firmware v2.0 (4MA) for the MCT4 and MCTB is not available as an Updater. An update to v2.0 (4MA) requires return to the factory for software and hardware firmware updates
  • .
    • MCT4 Firmware V1.1.8 Updater (ZIP)
    • Download
    • MCT4 Firmware V1.1.8 Release Info (pdf)
    • Download
    • MCTB Firmware V1.1.8 Updater (ZIP)
    • Download
    • MCTB Firmware V1.1.8 Release Info (pdf)
    • Download
    • MCT4 UL cUL Listing QUYX-QUYX7
    • Download
    • MCT4 FM Certificate of Compliance
    • Download
    • MCT4 CE Certificate of Compliance
    • Download
    • MCT4 REACH Certificate of Conformity
    • Download
    • MCT4 RoHS-3 Certificate of Conformity
    • Download
    • MCT4 WEEE Certificate of Conformity
    • Download
    • FDC California Proposition 65 Warning
    • Download