Key Features:
Module Type: Relay Output Module

Model: RD81RC96-CM

Series: MELSEC-Q Series

Output Channels:

8 relay output channels (each channel is independently controlled)

Capable of switching various external devices such as motors, lights, solenoids, etc.

Output Type:

Relay contacts with NO (Normally Open) configuration for switching AC or DC loads

Suitable for high current applications that require relay-based switching

High Current Rating:

Maximum output current: 2 A per relay

Maximum total output current: 8 A (for all 8 channels)

Wide Voltage Range:

AC voltage: Rated for AC 250 V

DC voltage: Rated for DC 30 V

Fast Switching:

Capable of fast switching times, suitable for controlling high-speed processes

Isolation:

Provides electrical isolation between the PLC system and external equipment, ensuring safe operation

User-Friendly Installation:

DIN rail mountable for easy and secure installation in control panels

Compact design that allows easy integration into space-limited environments

Built-in Protection Features:

Overload protection for each relay to protect from damage in case of high current

Built-in fault diagnostics to detect and alert in case of relay failure

High Reliability:

Reliable mechanical relay operation with high switching cycles for long-term durability

Suitable for use in harsh industrial environments with high vibration and noise levels

Integration:

Fully compatible with MELSEC-Q PLCs, easily integrated into Mitsubishi’s automation systems

Simple wiring and easy-to-use configuration via MELSOFT programming tools

User-friendly control through the PLC system for automated operation

Specifications / Parameters:
Output Channels:

8 relay output channels (each can be configured independently)

Relay Type:

Normally Open (NO) relay contacts

Maximum Output Current:

2 A per channel

8 A total for all 8 channels

Relay Voltage Ratings:

AC 250 V (maximum for AC loads)

DC 30 V (maximum for DC loads)

Switching Capacity:

Maximum Switching Power: 500 VA (for AC loads)

Maximum Switching Current: 2 A per relay

Relay Contact Resistance:

Typically less than 100 mΩ (at rated current)

Response Time:

ON time: Approx. 5 ms

OFF time: Approx. 5 ms

Operating Temperature:

0°C to +55°C (Ambient operating temperature)

Storage Temperature:

-25°C to +70°C (For long-term storage)

Humidity:

20% to 85% RH, non-condensing

Mounting Type:

DIN Rail mountable for secure and easy panel installation

Dimensions:

Width: 45 mm

Height: 100 mm

Depth: 90 mm

Weight: Approx. 0.2 kg

Protection:

IP20 protection rating (dust-tight for internal use in control panels)

Vibration Resistance:

5-55 Hz with amplitude 0.5 mm

Shock resistance up to 100 m/s² for reliable performance in harsh environments

Input Voltage:

24 V DC supplied from the MELSEC-Q PLC system

Signal Input:

Relay trigger via PLC digital output channels

Applications:
Industrial Automation: Used in controlling motors, lights, solenoids, and other electrical devices within automated production lines

Machine Control: Ideal for machine tools, press machines, material handling systems, and robotic systems

Factory Automation: Suitable for controlling pumps, compressors, fans, heaters, and other critical equipment

HVAC Systems: Commonly used in controlling HVAC components like motors, actuators, and solenoids in air conditioning and heating systems

Process Control: Provides control for devices such as valves, actuators, and sensors in process control applications

Lighting Systems: Used in controlling lighting systems, emergency lights, and safety equipment in industrial and commercial buildings

Building Automation: Integrated into building control systems for controlling electricity, power systems, and lighting control