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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
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



Please contact us for prices and availability - T: 01480 395256 - F: 01480 262257 - E: Sales

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