Wago 750-8212 Controller

USD 1,392.29

Cortex-A8 1 GHz PLC with dual Ethernet, RS-232/RS-485, 24 VDC supply, Real-time Linux, OPC UA, MQTT, and modular 750/753 I/O support.

SKU Wago-750-8212 Category
Top Brands > WAGO > WAGO PLC Controllers

Wago 750-8212 Controller

Model Identifier 750-8212
Official Part Number 750-8212
GTIN Standard 4055143758789

Technical Overview

Cortex-A8 1 GHz PLC with dual Ethernet, RS-232/RS-485, 24 VDC supply, Real-time Linux, OPC UA, MQTT, and modular 750/753 I/O support.

Key Features

  • 2 x Ethernet interfaces with integrated switch for line topology wiring
  • RS-232 and RS-485 serial interfaces
  • Supports Modbus TCP/UDP/RTU, EtherNet/IP, EtherCAT, OPC UA, MQTT
  • Real-time Linux with PREEMPT_RT patch
  • IEC 61131-3 programming support
  • Direct connection of WAGO 750/753 I/O modules
  • Integrated Webserver and Web-Visu support
  • Memory card support: SD/SDHC up to 32 GB
  • Maintenance-free design
  • Security updates support period > 5 years

Dual Ethernet PLC controller with Real-time Linux, OPC UA, and modular WAGO I/O expansion

Technical Specification Matrix

ParameterValue
CPUCortex A8; 1 GHz
Operating systemReal-time Linux (with PREEMPT_RT patch)
Programming languages per IEC 61131-3IL, LD, FBD, CFC, ST, SFC
Programming environmentCODESYS V3.5, Firmware Release 23 or higher; e!COCKPIT up to Firmware Release 22; WAGO-I/O-PRO V2.3 up to Firmware Release 22
Transmission rate ETHERNET10/100 Mbit/s
Transmission medium (communication/fieldbus)Twisted pair S-UTP; 100 Ω; Cat. 5; 100 m maximum cable length
Main memory (RAM)512 MB
Internal memory (flash)4096 MB
Non-volatile hardware memory128 KB
Program memory CODESYS V216 MB
Program memory CODESYS V332 MB
Data memory CODESYS V264 MB
Data memory CODESYS V3128 MB
Non-volatile software memory128 KB
Type of memory cardSD and SDHC up to 32 GB
Number of modules per node (max.)250
Number of modules without a bus extension (max.)64
Input and output process image (internal) max.1000 words/1000 words
Input and output process image (Modbus) max.CODESYS V2: 1000 words/1000 words; CODESYS V3: 32000 words/32000 words
Drift – system clock (25 °C)20 ppm
Drift – Real Time Clock (25 °C)3 ppm
RTC backup time (25 °C)30 days
Supply voltage (system)24 VDC, SELV/PELV (-25 … +30 %)
Input current (typ.) at nominal load (24 V)550 mA
Total current (system supply)1700 mA
Supply voltage (field)24 VDC, SELV/PELV (-25 … +30 %)
Current carrying capacity (power jumper contacts)10 A
Number of outgoing power jumper contacts3
Isolation500 V system/field
Connection technology: communication/fieldbusModbus (TCP, UDP): 2 x RJ-45; Modbus RTU: 1 x D-sub 9 socket; RS-232 serial interface: 1 x D-sub 9 socket; RS-485 interface: 1 x D-sub 9 socket
Connection technology: system supply2 x CAGE CLAMP®
Connection technology: field supply6 x CAGE CLAMP®
Connectable conductor materialsCopper
Solid conductor0.08 … 2.5 mm² / 28 … 14 AWG
Fine-stranded conductor0.08 … 2.5 mm² / 28 … 14 AWG
Strip length8 … 9 mm / 0.31 … 0.35 inches
Connection technology: device configuration1 x Male connector; 4-pole
Width78.6 mm / 3.094 inches
Height100 mm / 3.937 inches
Depth71.9 mm / 2.831 inches
Depth from upper-edge of DIN-rail64.7 mm / 2.547 inches
Mounting typeDIN-35 rail
Colorlight gray
Housing materialPolycarbonate; polyamide 6.6
Fire load2.272 MJ
Weight214.8 g
Ambient temperature (operation)0 … +55 °C
Ambient temperature (storage)-25 … +85 °C
Protection typeIP20
Pollution degree2 per IEC 61131-2
Operating altitude0 … 2000 m without temperature derating; 2000 … 5000 m with temperature derating; 5000 m max.
Mounting positionHorizontal left, horizontal right, horizontal top, horizontal bottom, vertical top and vertical bottom
Relative humidity (without condensation)95 %
Vibration resistance4g per IEC 60068-2-6
Shock resistance15g per IEC 60068-2-27
EMC immunity to interferenceper EN 61000-6-2, marine applications
EMC emission of interferenceper EN 61000-6-3, marine applications
Exposure to pollutantsper IEC 60068-2-42 and IEC 60068-2-43
Permissible H2S contaminant concentration at 75 % RH10 ppm
Permissible SO2 contaminant concentration at 75 % RH25 ppm
Country of originDE
Customs tariff number85371091990
UNSPSC32151705
eCl@ss 10.027-24-26-07
eCl@ss 9.027-24-26-07
ETIM 9.0EC000236
ETIM 10.0EC000236
ECCNNO US CLASSIFICATION
Physical Weight (kg)0.21
Dimensions L x W x H (cm)7.19 x 7.86 x 10

Industrial Applications

1. Modular machine automation controller

Provides deterministic control for packaging, bottling, and manufacturing machines using IEC 61131-3 logic, dual Ethernet, and direct 750/753 I/O expansion.

Problem Solved

Replaces fragmented hardwired control with a compact PLC that can network local I/O, serial devices, and industrial Ethernet protocols in one controller.

IEC 61131-3Modbus TCPEtherNet/IPEtherCAT750/753 I/OReal-time Linux

2. Building automation gateway controller

Suitable for HVAC, lighting, and energy-management systems where Web-Visu, OPC UA, MQTT, and optional BACnet/IP simplify integration with higher-level systems.

Problem Solved

Solves protocol bridging between field devices and supervisory software while supporting browser-based commissioning and visualization.

OPC UAMQTTWeb-VisuBACnet/IPBuilding automationController

3. Marine or harsh-environment automation node

The IP20 controller with vibration and shock ratings, pollutant exposure tolerance, and marine application EMC compliance can serve as a control node in protected cabinets onboard equipment.

Problem Solved

Enables control electronics deployment in environments with mechanical stress and contaminant exposure where certified communication and update support are important.

marine applicationsvibration resistanceshock resistanceEN 61000-6-2EN 61000-6-3pollutant exposure
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