ABB | RDIO-01 Digital I/O Extension

Overview:

The RDIO-01 is a versatile digital I/O module designed for industrial automation applications. Featuring both digital inputs and relay outputs, it offers reliable and efficient signal processing with isolated protection for enhanced safety.

Technical Specifications for RDIO-01

Digital Inputs

• Input Voltages: 24…250 V DC, 110…230 V AC
• Logic Levels (DC): “0” < 8 V, “1” > 12 V
• Input Currents: 4 mA (min), 10 mA (typical) at 24 V DC; 4 mA (typical) at 230 V AC
• Filtering Times: Selectable for all channels (ON: 5–10 ms, OFF: 2 ms)
• Isolation: Fully isolated from relay outputs, power supply, and earth; tested at 2.5 kV rms for 1 minute

Relay Outputs

• Max. Contact Voltage: 120 V DC, 250 V AC
• Max. Contact Current: 5 A at 24 V DC; 0.4 A at 120 V DC
• Max. Continuous Current: 2 A rms
• Contact Material: Silver Cadmium Oxide (AgCdO)
• Contact Protection: Varistor (250 V)
• Isolation: Fully isolated from digital inputs, power supply, and ground; tested at 2.5 kV rms for 1 minute

General

• Power Consumption: 150 mA (5 V) + 30 mA (24 V), supplied by the RMIO board
• Dimensions: 16.5 cm x 11.5 cm x 5 cm
• Weight: 0.2 kg
• Certifications: UL/CSA-approved materials
• EMC Standards: Compliant with EN 50081-2 and EN 50082-2

Frequently Asked Questions (FAQ)

1. How is the module powered?
The module is powered by the RMIO board, which supplies 5 V and 24 V to meet its power requirements.

2. Is the RDIO-01 suitable for AC and DC inputs?
Yes, it supports both AC (110…230 V) and DC (24…250 V) input voltages, making it versatile for various applications.

3. How many relay outputs does this module provide?
The RDIO-01 features multiple relay outputs with a maximum contact voltage of 250 V AC or 120 V DC.

4. What safety measures are included?
All digital inputs and relay outputs are isolated from the power supply and ground. Additionally, it complies with EMC standards for industrial environments.

For more detailed information: en_RDIO-01_um_b_a4