schneider-electric
Schneider Modicon M221 Small PLC 10–24 I/O
Model: TM221CE24R
4-hour response · Pricing in SAR · Delivery across all KSA regions
TM221CE24R — Schneider Modicon M221 Small PLC 10–24 I/O
The Schneider Electric Modicon M221 is a compact, cost-effective programmable logic controller delivering 10 to 24 digital I/O points in a DIN-rail-mounted unit with integrated Ethernet, a USB programming port, and a built-in LCD display for local diagnostics — providing a complete machine controller solution for standalone machines and small process control applications at a price point accessible to Saudi Arabia's growing OEM and panel-builder sector. The M221's EcoStruxure Machine Expert Basic software uses a graphical ladder, function block, or structured text programming environment compatible with IEC 61131-3, enabling engineers familiar with any major PLC brand to migrate to Schneider without extensive retraining. The built-in Ethernet port with Modbus TCP and HTTP server provides direct connectivity to SCADA systems, HMI panels, and remote monitoring platforms without additional communication modules.
The M221 features 100 kHz high-speed counter inputs and 100 kHz pulse output channels for encoder reading and stepper motor control respectively — functions that would require additional hardware on most competitor PLCs at this price point — making it suitable for weighing machine, conveyor, and filling machine applications where pulse-based measurement is standard. An optional 3G/4G modem accessory enables remote access to M221 installations at unmanned pumping stations, water treatment plants, and remote facilities across Saudi Arabia's vast geography without site visits for diagnostic access. The unit's -20°C to +60°C ambient rating covers both Saudi Arabia's summer heat and the cold storage facilities increasingly found in the Kingdom's food distribution logistics sector.
In Saudi Arabia, the Modicon M221 is widely deployed for water booster station control, building services automation (small AHU and pump panel control), and OEM machine automation by Saudi panel builders who value the Schneider brand name, the local availability of programming software support, and the competitive pricing versus European competitor PLCs. MODON industrial estate infrastructure management companies use M221 PLCs for water distribution monitoring, street lighting control, and utility metering in their managed estates across Riyadh, Dammam, and Jubail.
Razz Middle East carries M221 modules in 10, 16, and 24 I/O configurations with relay and transistor output options as standard stock. We provide EcoStruxure Machine Expert Basic software, programming training, application templates for common Saudi applications (booster pump, AHU, conveyor), and on-site commissioning support across Saudi Arabia.
Technical Specifications
Full specifications for the TM221CE24R
- Digital I/O
- 10–24 DI/DO
- Analog I/O
- 0–6 AI/AO (optional modules)
- Communication
- Ethernet (Modbus TCP), USB
- High-Speed I/O
- 100 kHz counter + 100 kHz pulse out
- Display
- Built-in LCD
- Programming
- IEC 61131-3 (ladder, FBD, ST)
- Ambient
- -20 to +60°C
- Optional
- 3G/4G modem, TM3 expansion modules
Key Features & Benefits
- Built-in 100 kHz high-speed counter inputs and pulse outputs enable encoder reading and stepper motor control without additional hardware — functions unavailable on most PLCs at this price point.
- Integrated Ethernet Modbus TCP and HTTP server provides direct SCADA and HMI connectivity without a separate communication module, reducing panel BOM cost for remote monitoring applications.
- Built-in LCD display enables local diagnostics, I/O status checking, and parameter reading by site technicians without a laptop or programming cable, reducing fault resolution time at remote Saudi sites.
- Optional 3G/4G modem enables remote access to unmanned pumping stations and process installations across Saudi Arabia's vast geography, eliminating diagnostic site visits for routine troubleshooting.
- TM3 expansion module system extends M221 I/O to 504 points using the same programming environment, providing a growth path from simple machine control to complex process panel without PLC platform change.
- -20°C to +60°C ambient operating range covers Saudi Arabia's full climatic range including cold storage facilities and outdoor panels in summer desert conditions without additional thermal management.
- EcoStruxure Machine Expert Basic software provides free IEC 61131-3 programming with pre-built function library blocks for Saudi common applications: PID, pump sequencing, motor protection.
Industrial Applications in Saudi Arabia
- Water booster station sequential pump control at NWC and municipal water authorities across the Kingdom, where M221 manages duty/standby pump sequencing, pressure setpoint, and SEC metering communication.
- Building services AHU and pump control panels at commercial developments in Riyadh and Jeddah, where M221 provides economical standalone automation for mechanical services without a full SCADA system.
- MODON industrial estate infrastructure monitoring and street lighting control at Riyadh and Dammam industrial cities, where M221 units provide distributed control with Ethernet reporting to a central SCADA.
- OEM small machine automation for Saudi food, beverage, and packaging manufacturers, where M221's Ethernet connectivity and competitive pricing make it the preferred economic machine controller.
- Fire suppression system jockey pump and pressure maintenance control in commercial buildings, where M221 logic provides pressure monitoring, pump start/stop, and alarm signalling to the fire alarm panel.
- Solar street lighting controller for smart city and residential development projects, where M221 manages LED dimming schedules, solar panel monitoring, and fault reporting via cellular Modbus.
- Cold store and refrigerated warehouse temperature monitoring and compressor staging at food distribution logistics centres across Riyadh, where M221's -20°C rating allows panel installation inside the cold zone.
Industrial Supplier in Saudi Arabia
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Frequently Asked Questions — TM221CE24R
Common questions from buyers in Saudi Arabia and the GCC