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Home > Text Display PLCs > M90 / M91 PLC

M90 OPLC image

Unitronics
M90/M91
Micro OPLC™

PLC with built-in text LCD display, Keypad, and on board I/O. (Expandable to 150)



M91 OPLC image
 
Model comparison
at a glance

M90-M91 comparison table
M90/M91 comparison
table

Functions
80 screens - 15 languages
High speed - PT100 - TC inputs
PWM - PID - Time based control
Database and print utilities

Discontinued Models
Communication
SMS messaging
Remote access
MODBUS/OPC Server
MODBUS networking
UniCAN (C models)
RS232/RS485


Interested in a powerful colour touch screen PLC? Check out the Samba



M91 Series PLC/Text HMI (2 line display)
Part Number Description Installation Manual Technical Specification


M91-2-R1


12/24VDC, 10 Digital Inputs, 6 Relay Outputs, 1 Analogue Inputs, RS232/485

M91-2-R1 installation manual

M91-2-R1 specifications manual


M91-2-R2C


12/24VDC, 10 Digital Inputs, 2 Digital/Analogue (current/voltage) Inputs, 6 Relay Outputs, RS232/485/CAN

M91-2-RR2C installation manual

M91-2-R2C specifications manual


M91-2-R6C


24VDC, 6 Digital Inputs, 6 Analogue/Digital Inputs, 6 Relay Outputs, RS232/RS485/CAN

M91-2-R6C installation manual

M91-2-R6C specifications manual


M91-2-R34


24VDC, 20 Digital Inputs, 2 Analogue/Digital Inputs, 12 Transistor Outputs, RS232/RS485

M91-2-R34 installation manual

M91-2-R34 specifications manual


M91-2-T1


12/24VDC, 12 Digital Inputs, 12 Transistor Outputs, RS232/RS485

M91-2-T1 installation manual

M91-2-T1 specifications manual


M91-2-T38


24VDC, 22 Digital Inputs, 16 Transistor Outputs, RS232/RS485

M91-2-t38 installation manual

M91-2-T38 specifications manual


M91-2-T2C


12/24VDC, 10 Digital Inputs, 2 Analogue/Digital Inputs, 12 Transistor Outputs, RS232/RS485/CAN

M91-2-T2C installation manual

M91-2-T2C specifications manual


M91-2-UN2


12/24VDC, 10 Digital Inputs, 2 A/D-PT100-TC Inputs, 12 Transistor Outputs, RS232/RS485

M91-2-UN2 installation manual

M91-2-UN2 specifications manual


M91-2-UA2


24VDC, 10 Digital Inputs, 2 A/D-TC Inputs, 10 Transistor Outputs, 2 Analogue Outputs, RS232/RS485

M91-2-UA2 installation manual

M91-2-UA2 specifications manual


M91-2-RA22


24VDC, 8 Digital Inputs, 2 A/D Inputs, 2 PT100-TC Inputs, 8 Relay Outputs, 2 Analogue Outputs, RS232/RS485

M91-2-RA22 installation manual

M91-2-RA22 specifications manual

M90 Series PLC/Text HMI (1 line display)
Part Number Description Installation Manual Technical Specification


M90-19-B1A


24VDC, 10 Digital Inputs, 6 Relay Outputs, 1 Analogue Inputs, RS232

M90-19-B1A installation manual

M90-19-B1A specifications manual


M90-T


24VDC, 8 Digital Inputs, 6 Transistor Outputs, RS232

M90-T installation manual

M90-T specifications manual


M90-TA2-CAN


24VDC, 10 Digital Inputs, 2 Analogue Inputs, 8 Transistor Outputs, 1 Analogue Output RS232/CAN

M90-T2-CAN installation manual

M90-TA2-CAN specifications manual

M91 Series PLC/Text HMI Discontinued models
Part Number Description Installation Manual Technical Specification


M91-19-4R1


Discontinued

M91-19-4R1 installation manual

M91-19-4R1 specifications manual


M91-19-4T1


Discontinued

M91-19-4T1 installation manual

M91-19-4T1 specifications manual


M91-19-4TC2


Discontinued

M91-19-4TC2 installation manual

M91-19-4TC2 specifications manual


M91-19-4UN2


Discontinued

M91-19-4UN2 installation manual

M91-19-4UN2 specifications manual


M91-19-R2


Discontinued

M91-19-R2 installation manual

M91-19-R2 specifications manual


M91-19-UN2


Discontinued

M91-19-UN2 installation manual

M91-19-UN2 specifications manual


M91-19-4R2C


Discontinued

M91-19-4R2C installation manual

M91-19-4R2C specifications manual


M91-19-4T2C


Discontinued

M91-19-4T2C installation manual

M91-19-4T2C specifications manual


M91-19-4UA2


Discontinued

M91-19-4UA2 installation manual

M91-19-4UA2 specifications manual


M91-19-R1


Discontinued

M91-19-R1 installation manual

M91-19-R1 specifications manual


M91-19-R2C


Discontinued

M91-19-R2C installation manual

M91-19-R2C specifications manual