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Harmony SCU HMI Controller IEC 61131-3 Programming & Multi Port Communication

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Harmony SCU HMI Controller IEC 61131-3 Programming & Multi Port Communication

Model Number : Harmony SCU

Place of Origin : France

MOQ : 1

Payment Terms : L/C,D/A,D/P,T/T,Western Union

Delivery Time : 3-5Workday

Certification : CE、UKCA、UL 508/CULus 508、CSA C22.2 No 213、UL 121201、FCC Class A、KCC、GOST、C-Tick、RoHS、REACH、DNV、EAC

Price : $200 – $400

Type : HMI Touch Screen

Screen Size : 3.5 inches/5.7inches

Warranty : Original Manufacturer's Warranty

Pakage : Original Pakage

Shipping Term : International Express（DHL/FEDEX/TNT/UPS/ARAMEX）/Sea Freight / Air Freight / International Special Line

Freight Charge : For Industrial Equipment (E.G., PLC Modules, Inverters..), Shipping Cost Varies By Package Weight/Volume And Delivery Location. Contact Our Sales Team For A Customized Shipping Solution And Quote

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Harmony SCU HMI Controller - IEC 61131-3 Programming & Multi-Port Communication

Harmony SCU HMI Controller

Electric Harmony SCU is an ultra-compact industrial device that integrates HMI (Human-Machine Interface) and controller functionality. Available with screen sizes from 3.5 to 5.7 inches, it features 22mm diameter installation holes and is ideal for small machines and simple process control applications.

Core Advantages

Easy Installation: Ø22mm round hole + modular DIN rail installation for quick deployment and space savings
Integrated Design: Combines HMI, control, I/O, and communication to reduce wiring and lower total cost
Flexible Adaptability: Digital/analog I/O options with multiple communication protocols for packaging, HVAC, and pump control
Reliable & Durable: Wide temperature operation with high protection level for industrial stability

Product Model Specifications

Model	Display	I/O Configuration	Key Features	Applications	Availability
HMISCU6A5	3.5" color touch (320×240)	16DI/10DO with HSC, PTO/PWM	IEC 61131-3 programming, Ethernet/USB/Serial/CANopen	Small packaging, conveying equipment	Usually in stock
HMISCU6B5	3.5" color touch (320×240)	16DI/10DO; 4AI/2AO; 2 temp inputs	Multi-protocol communication, IP65 front, -10°C~60°C	HVAC, water treatment, chemical systems	Usually in stock
HMISCU8A5	5.7" color touch (320×240)	16DI/10DO with HSC, PTO/PWM	Large display, IEC 61131-3 programming	Complex OEM equipment, dispensing machines	Most regions in stock
HMISCU8B5	5.7" color touch (320×240)	16DI/10DO; 4AI/2AO; 2 temp inputs	Analog touch panel, IP65 front, wide temperature	Medical equipment, testing systems, greenhouse control	Ships today
HMIS65	3.5" standalone touch	No built-in I/O	Compatible with 6A5/6B5 modules, ROHS compliant	Display replacement, separate I/O scenarios	Overseas stock
HMIS85	5.7" standalone touch	No built-in I/O	Compatible with 8A5/8B5 modules, IP65 front	Large display upgrades, packaging/HVAC	Ships today

Application Scenarios

Small packaging machines (sachet filling, labeling, sorting)
HVAC & building auxiliary control (AC units, pumping stations)
Pump/valve/fluid systems (water treatment, chemical dosing)
OEM equipment (dispensing, winding, testing machines)
Material conveying & sorting (belt/roller lines, sorters)
Agricultural automation (greenhouse control, feed mixers)
Medical auxiliary devices (centrifuges, sterilizers)

Frequently Asked Questions

Can the 22mm mounting hole fit standard panels in North America/Europe?

Yes. It works with 1-6mm thick panels, matching most industrial panel specs in NA/EU. No extra cutouts needed—saves installation time.

Does it support Modbus TCP for integration with our existing PLCs?

Absolutely. It has Ethernet, USB, serial and CANopen ports. Modbus TCP/RTU are fully supported for seamless connection to Siemens, Allen-Bradley or local brand PLCs.

What's the difference between HMISCU6A5 and 6B5 models?

6A5 = digital I/O only (16DI/10DO, HSC/PTO for motion). 6B5 = adds analog/temp I/O (perfect for HVAC, water treatment with sensors). Pick based on your signal type.

Can we program it with IEC 61131-3 languages? Do we need extra software?

Yes, it supports LD/FBD/ST languages. Use Schneider's EcoStruxure Machine Expert—free basic version available for download. No costly licenses for small projects.

Is the front panel really IP65? Can it be used in dusty/wet factory floors?

Front IP65 (resists water splashes and dust), rear IP20 (needs cabinet protection). Works great in packaging, food processing or workshop environments.

What's the backlight lifespan? Can we replace it on-site?

50,000 hours (≈5.7 years of 24/7 use). Backlight is not field-replaceable—just replace the whole unit if it burns out (cost-effective for small machines).

Does it support recipe storage? We need to switch between different product settings.

Yes. The HMI lets you store and recall multiple recipes directly. No need to connect to a separate PC—ideal for small packaging or OEM equipment.

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