Modular CPU Relay

Compact modular CPU PLC with built-in 8 digital inputs and 6 relay outputs, designed for medium and small-scale control systems
Built-in PID control with auto-tuning and high-speed counter (HSC) functions
Supports flexible I/O expansion up to 11 modules with a maximum of 384 I/O points
Serial (RS232, RS422/RS485) and Ethernet (10/100 Base-T) communication built-in
CE, UL (cULus), and RoHS certified

Category Modular PLC

Product Overview

The PLC-ES0806R is a high-performance compact modular CPU designed for medium and small-scale automation systems. With built-in PID control with auto-tuning and high-speed counter inputs, this PLC delivers advanced control capability in a compact 30 x 91 x 64 mm footprint. The unit supports both serial and Ethernet communication, making it straightforward to integrate into existing automation networks. It is programmable via MapleLogic, a free, full-featured PLC software supporting multiple IEC 61131-3 programming languages.

Key Features

Built-in 8 digital inputs (TR Sink/Source) and 6 digital outputs (Relay)
Supports flexible expansion up to 11 I/O modules with a maximum of 384 I/O points
PID control with auto-tuning for precise process control applications
2 high-speed counter (HSC) inputs rated up to 20 kHz
USB 2.0 (Mini-B) port for programming and configuration
10/100 Base-T Ethernet port for network communication
1 x RS232 and 1 x RS422/RS485 serial communication ports
Program memory: 10K STEP
Execution speed: 300 ns per STEP
Power consumption: 12W, 12/24 VDC, 0.5A at 24 VDC
Photocoupler insulation on digital inputs; relay insulation on digital outputs
Supports Ladder Diagram (LD), Instruction List (IL), Function Block (FB), and Sequential Function Chart (SFC) programming languages
Programmed via MapleLogic — free, full-featured PLC configuration software
CE, UL (cULus Listed), and RoHS certified

Product Specifications

I/O Ports

USB: USB 2.0 (Mini-B) x 1
Ethernet/LAN: 10/100 Base-T x 1
Serial: 1 x RS232, 1 x RS422/RS485

Functional

Program Languages: Ladder (LD), Instruction List (IL), Function Block (FB), Sequential Function Chart (SFC)
Power Consumption: 12W, 12/24 VDC, 0.5A at 24 VDC
High-Speed Counter (HSC): Yes — up to 20 kHz, 2 channels
Positioning: No
Built-in I/O: 8 Digital Inputs, 6 Digital Relay Outputs (14 Total)
Maximum I/O Points: 384 (with expansion modules)
Program Memory: 10K STEP
Execution Speed: 300 ns/STEP

Digital I/O

Digital Input Type: TR Sink/Source
Digital Output Type: Relay
Rated Digital Input Voltage: 24 VDC (12 or 24 VDC for HSC)
Rated Digital Output Voltage: 24 VDC / 220 VAC
Rated Digital Output Current: 2A per point / 5A per COM
Rated Digital Input Current: 4 mA
Digital Input Insulation: Photocoupler
Digital Output Insulation: Relay

Mechanical

Dimensions (W x H x D): 30 x 91 x 64 mm (1.2 x 3.6 x 2.5 in)
Weight: 165 g (0.36 lb)
Shock Rating: 15G
Vibration: 0.5G continuous / 1G discontinuous
Square Wave Impulse Noise: ±2 kV
ESD Immunity: ±4 kV contact discharges / ±8 kV air discharges
Radiated Electromagnetic Immunity: 80–1000 MHz, 10 V/m
Surge Transient Immunity: 2 kV (CPU and Power) / 2 kV Digital I/O (VAC) / 1 kV Digital I/O (VDC) / 1 kV Communication

Environmental