What is the main difference between Opta WiFi and Opta RS485?

Opta WiFi is for wireless IoT. Opta RS485 is for industrial networks using Modbus RTU.

Can I program Opta using standard PLC languages?

Yes. Opta supports Arduino language and IEC 61131-3 PLC languages, including Ladder Diagram (LD) and Structured Text (ST).

How do the Opta extension modules connect to the main units?

They connect directly to the main Opta units using an integrated bus system for a seamless, reliable connection without extra wiring.

Is the Arduino Opta suitable for industrial environments?

Yes. It's built for durability and has certifications including cULus, ENEC, and CE.

Can I use these products for home automation projects?

While designed for industrial use, its powerful features and flexible options could be applied to advanced home automation projects.

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Arduino Pro Opta Ext D1608E [AFX00005] - Expansion Module with 16 Voltage Inputs & 8 Relays (250VAC 6A) for real-time control, monitoring and predictive maintenance

Arduino Pro Opta Ext D1608E [AFX00005] - Expansion Module with 16 Voltage Inputs & 8 Relays (250VAC 6A) for real-time control, monitoring and predictive maintenance

Product ID: 775312965

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Details

Connector Type
Plug-In
Contact Type
Normally
Current Rating
6 Amps
Mounting Type
Surface Mount
Brand
Arduino

⚡8 electromechanical relays (250VAC, 6A)

🔌16 programmable voltage inputs

🧩Modular snap-on design (up to 5 modules)

Description

⚙️ Elevate your automation game with modular power and smart control!

MODULAR MASTERY - Stack up to 5 modules to tailor your system’s I/O without complex wiring.
EXPAND WITH PRECISION - Seamlessly add 16 digital/analog inputs for ultimate control flexibility.
CLOUD CONNECTED CONTROL - Monitor and manage your system remotely via Arduino Cloud for real-time insights.
PLUG PLAY INTEGRATION - Effortlessly program with Arduino IDE or PLC IEC 61131-3 for low-code deployment.
POWER UP YOUR AUTOMATION - 8 high-capacity relays handle up to 250VAC and 6A for industrial-grade switching.

The Arduino Pro Opta Ext D1608E is a robust expansion module designed to enhance the Opta system with 16 programmable voltage inputs and 8 electromechanical relays rated at 250VAC, 6A. Its modular snap-on design supports stacking up to 5 units, enabling scalable I/O configurations. Compatible with Arduino and PLC IDEs, it offers low-code programming and seamless integration with Arduino Cloud for real-time remote monitoring and control. Built for industrial durability, it’s ideal for manufacturing and building automation projects requiring precise, reliable, and flexible control solutions.

Specifications

Manufacturer	Arduino S.r.l.
Part number	AFX00005
Item Weight	231 g
Product Dimensions	9 x 7 x 6.1 cm; 231 g
Measurement System	Metric
Mounting Type	Surface Mount
Specification met	CE, RoHS
Included Components	Expansion Module
Batteries Required?	No
Item Dimensions LxWxH	9 x 7 x 6.1 cm

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