Schneider 140DRA84000 output modules

Schneider 140DRA84000 is one of the most widely used discrete (relay) output modules in the Modicon Quantum PLC (Programmable Logic Controller) system by Schneider Electric.

This module is widely applied in industrial automation fields such as packaging, textiles, logistics, HVAC, OEM equipment, automotive manufacturing, food & beverage, and printing. It is primarily used to control relays, valves, indicator lights, and other field devices.

1. Core Functions and Technical Specifications

Core Function:
Provides 16 independent normally open (NO) relay output channels for controlling external loads.

Voltage Range:

• AC: 20 – 250 VAC

• DC: 30 – 150 VDC

Current Rating:

• Rated current per channel: 2.0 A (typical)

• Maximum total current per module: 10 A

Power Consumption:

• Approximately 5.5 W (no-load power consumption)

Protection Rating:

• IP20

Environmental Specifications:

• Operating temperature: -25°C to +55°C

• Storage temperature: -40°C to +85°C

2. Physical Characteristics

Dimensions:
Standard DIN rail mounting size, approximately 30 mm (W) × 90 mm (H) × 25 mm (D)

Weight:
Approximately 0.3 – 0.41 kg

Insulation Performance:

• Channel-to-channel isolation: 1780 Vrms (1 minute)

• Channel-to-bus isolation: 2500 VDC (1 minute)

3. Functions and Applications

Controlled Devices:
Widely used to drive motors, relays, contactors, solenoid valves, indicator lamps, and other discrete loads.

Application Scenarios:
Suitable for discrete control, process control, and machine control systems in industrial automation.

Compatibility:
Complies with IEC 61131-3 standards and supports the Modbus RTU communication protocol.

Conclusion

The Schneider 140DRA84000 is a highly reliable and versatile discrete output module suitable for a wide range of industrial automation control applications. It performs particularly well in systems that require simultaneous control of multiple AC loads.