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Schneider Electric 140DRC83000 Modicon Quantum Relay Discrete Output Module

The Schneider Electric 140DRC83000, also cataloged as the 140DRC83000 Relay Discrete Output Module, operates as a dedicated hardware component for relay-based field output switching within the Modicon Quantum automation platform.

Suffix Breakdown & Model Matrix

The supplied documentation identifies a single catalog number only. No official suffix or ordering code breakdown is specified.

Hardware Specifications

Parameter	Specification
Model	140DRC83000
Brand	Schneider Electric
Series	Modicon Quantum
Product Type	Relay Discrete Output Module
Origin	Not specified
Discrete Outputs	8 relay outputs
Contact Configuration	1 NO/NC, Form C
Addressing Requirement	0.5 output word
Output Voltage	20 - 250 VAC, 30 - 150 VDC, 5 - 30 VDC
Maximum Load Current	5 A resistive at 250 VAC or 30 VDC (60 degC), 3 A general load, 2 A tungsten load
Surge Current	<= 20 A for 10 ms (capacitive)
Switching Frequency	30 Hz resistive
Switching Capacity	1250 VA resistive
Response Time	<= 10 ms OFF to ON, <= 20 ms ON to OFF
Mechanical Durability	10,000,000 cycles
Electrical Durability	Up to 200,000 cycles depending on load type
Output Protection	Internal 275 V varistor
Channel Isolation	1780 Vrms AC for 1 minute
Bus Isolation	1780 Vrms AC and 2500 VDC for 1 minute
Bus Current Requirement	560 mA
Power Consumption	2.75 W + (0.5 W x active output points)
Status Indicators	Active LED, Fault LED, 8 output status LEDs
Weight	0.3 kg
Module Format	Standard
Operating Temp	0 - 60 degC
Storage Temp	-40 - 85 degC
Relative Humidity	95 % non-condensing
Operating Altitude	<= 5000 m
Certifications	ABS, DNV, FM Class 1 Div 2, GL, GOST, RINA, RMRS, C-Tick, CE
Standards	CSA C22.2 No. 142, UL 508

Backplane Communication and I/O Integration

As a member of the Modicon Quantum platform, the module exchanges output data through the Quantum backplane while occupying one standard module slot. Output addressing requires 0.5 output word for eight relay channels. The module reports operational status using dedicated Active, Fault, and per-channel output LEDs. Bus current consumption is specified as 560 mA and should be included during rack power budget calculations.

Frequently Asked Questions

Q: Does the module provide electrical isolation between relay channels?

A: Yes. The relay channels provide 1780 Vrms AC isolation for 1 minute between channels, and the same isolation level between the channels and the backplane bus. Bus isolation is additionally rated at 2500 VDC for 1 minute.

Q: Can inductive loads be connected directly to the relay outputs?

A: Yes. Inductive loads are supported within the published switching specifications. The integrated 275 V varistor provides output overvoltage suppression during switching events.

Q: What should be considered when calculating rack power requirements?

A: Include the module bus current requirement of 560 mA together with the power dissipation specification of 2.75 W plus 0.5 W for each energized output point when evaluating enclosure thermal loading and power supply capacity.

Field Installation Guidelines

• Verify the module catalog number before installation to ensure compatibility with the Modicon Quantum rack.
• De-energize the system before inserting or removing the module unless the controller documentation explicitly permits the maintenance procedure.
• Separate relay output wiring from low-level analog and communication cables to reduce conducted electrical interference.
• Connect field wiring according to the specified voltage and current ratings for each relay contact.
• Maintain protective earth grounding for the control cabinet and terminate cable shields in accordance with the site's grounding practice.
• Confirm the total backplane current and enclosure thermal limits before commissioning additional I/O modules.

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