| PLC Model | Size (mm) | Inputs | Relay Outputs | Transistor Outputs | High-Speed Inputs | High-Speed Outputs | AD/DA |
| LK2N-14MR Shell | 117*124*56 | 8 | 6 | / | 2 | / | 4/2 |
| LK2N-14MT Shell | 117*124*56 | 8 | / | 6 | 2 | 4 | 4/2 |
| LK2N-14MRT Shell | 117*124*56 | 8 | 2 | 4 | 2 | 4 | 4/2 |
| LK2N-20MR Shell | 117*124*56 | 12 | 8 | / | 2 | / | 4/2 |
| LK2N-20MT Shell | 117*124*56 | 12 | / | 8 | 2 | 4 | 4/2 |
| LK2N-20MRT Shell | 117*124*56 | 12 | 4 | 4 | 2 | 4 | 4/2 |
| LK2N-24MR Shell | 1171*24*56 | 12 | 12 | / | 2 | / | 6/2 |
| LK2N-24MT Shell | 117*124*56 | 12 | / | 12 | 2 | 4 | 6/2 |
| LK2N-24MRT Shell | 117*124*56 | 12 | 8 | 4 | 2 | 4 | 6/2 |
| LK2N-32MR Shell | 162*124*56 | 16 | 16 | / | 2 | / | 10/2 |
| LK2N-32MT Shell | 162*124*56 | 16 | / | 16 | 2 | 4 | 10/2 |
| LK2N-32MRT Shell | 162*124*56 | 16 | 12 | 4 | 2 | 4 | 10/2 |
| LK2N-48MR Shell | 199*124*56 | 24 | 24 | / | 2 | / | 10/2 |
| LK2N-48MT Shell | 199*124*56 | 24 | / | 24 | 2 | 4 | 10/2 |
| LK2N-48MRT Shell | 199*124*56 | 24 | 20 | 4 | 2 | 4 | 10/2 |
Standard Features
AD Input: Default (0-10V), adjustable to (0-20mA)
DA Output: Compatible with both voltage and current outputs. G- V+ for 0-10V output, G- I+ for 0-20mA output.
High-Speed Pulse Input: Default 2 channels (X0 60kHz, X1 10kHz)
High-Speed Pulse Output: 4 channels (Y0-Y1 200kHz, Y2-Y3 100kHz)
Communication Interface:
1 RS232: 9-pin serial port with pin definitions 2 (TXD – transmit), 3 (RXD – receive), and 5 (Ground). Supports Mitsubishi programming port protocol. Can download programs and connect to various touch screens. Maximum communication distance: 10m.1 RS485: Interface definitions A, B, Ground. Supports Mitsubishi programming port/Modbus RTU/RS protocol. Can connect to various touch screens and frequency converters. Maximum communication distance: 1000m.
Optional Features
Temperature Input:
Thermistor Temperature: NTC10K (-40 to 150℃) or NTC50K (-40 to 209℃)RTD PT100 (-50 to 450℃)Thermocouple Temperature Input: Up to 2 additional channels (default type K, 0-1000℃, customizable to type E or J)
High-Speed Input Expansion: Up to 4 additional channels
DA Expansion: LK2N-32/48 can add up to 4 additional channels
CAN Communication
1: Ncan, for connecting multiple industrial control boards with no response delay, supporting up to 320 CAN communication channels.
2: Ecan, for connecting dedicated expansion I/O and analog modules.
Weighing Function
1 channel (supports 4-wire sensor +EXE +SIG -EXE -SIG, 24-bit acquisition accuracy, weighing accuracy depends on the sensor used, signal voltage range -20mV to +20mV, refresh rate 10Hz).