Overview

The Schneider Electric 140DDO88500 is a DC discrete output module. This unit belongs to the Modicon Quantum automation platform. Specifically, it provides 12 outputs for controlling DC loads in industrial systems. The 140DDO88500 operates with 24 to 125 V DC using negative logic (sink) configuration. For this reason, industrial users trust this module for high-voltage DC output applications.

Moreover, this output module features comprehensive protection for reliable operation. Consequently, short-circuit protection and varistor-based overvoltage protection safeguard both the module and connected loads. Additionally, the 12 outputs are arranged in two groups of six for flexible wiring.

Product Specifications

Designed for demanding DC load control, the 140DDO88500 serves as a discrete output module. Its primary function switches DC power to solenoids, relays, indicators, and other field devices.

Main Specifications

• Range of Product: Modicon Quantum automation platform

• Product Type: DC discrete output module

• Discrete Output Number: 12

• Group of Channels: 2 groups of 6 outputs

• Discrete Output Logic: Negative logic (sink)

Addressing

• Addressing Requirement: 1 input word, 1 output word

Output Specifications

The 140DDO88500 provides robust output capabilities for various DC loads. Furthermore, its wide voltage range suits many international applications.

Voltage Specifications

• Discrete Output Voltage: 24 to 125 V DC

• Output Voltage Limits: 19.2 to 156.2 V

Current Specifications

• Maximum Load Current (per group): ≤ 3 A at 0°C to 60°C

• Maximum Load Current (per module): ≤ 6 A at 0°C to 60°C

• Maximum Load Current (per point): ≤ 0.75 A at 0°C to 40°C

• Surge Current: 4 A for 1 ms

Switching Performance

• Response Time (0 to 1): 1 ms

• Response Time (1 to 0): 1 ms

• Switching Frequency: ≤ 50 Hz

Load Specifications

• Load Inductance: No limit (protected by diode)

• Maximum Tungsten Load: 41 W at 115 V, 46 W at 130 V, 8 W at 24 V

Protection Features

The 140DDO88500 includes multiple protection mechanisms for reliable operation. As a result, field device failures rarely damage the module.

Built-in Protections

• Short-Circuit Protection: Included

• Output Overvoltage Protection: By varistor per group

• Internal Output Protection: 4 A fuse per group

• Fault Indication: Overcurrent detection

Isolation Specifications

• Isolation (Channels to Bus): 2500 Vrms DC for 1 minute

• Isolation (Between Groups): 1200 Vrms DC for 1 minute

Status Indicators and Diagnostics

The 140DDO88500 provides comprehensive visual status indication. Therefore, operators can quickly identify module and field device conditions.

Local Signaling LEDs

• 1 LED (Green): Bus communication present (Active)

• 1 LED (Red): External fault detected (F)

• 16 LEDs (Green): Output status (one per output point)

Power Specifications

The Schneider Electric 140DDO88500 has predictable power consumption. Consequently, system power budgeting becomes straightforward.

Power Dissipation

• Formula: 1 W + (0.77 x number of points ON)

Bus Current Requirement

• 375 mA: 6 outputs at state 1

• 650 mA: 12 outputs at state 1

Environmental Specifications

The 140DDO88500 operates reliably in diverse industrial environments. Furthermore, its wide temperature range suits global installation sites.

Temperature Ranges

• Operating: 32°F to 140°F (0°C to 60°C)

• Storage: -40°F to 185°F (-40°C to 85°C)

Other Environmental Ratings

• Relative Humidity: 95% without condensation

• Operating Altitude: ≤ 16404 ft (5000 m)

• Marking: CE

Standards and Certifications

The 140DDO88500 meets rigorous international standards. For this reason, it can be installed in various regulated industries worldwide.

Product Certifications

• GOST (Russia)

• FM Class 1 Division 2 (Hazardous locations)

• C-tick (Australia)

• RMRS (Russian Maritime Register)

Standards

• UL 508

• CSA C22.2 No 142

Electromagnetic Compatibility

• ESD Resistance: 4 kV contact, 8 kV on air (IEC 801-2)

• EM Field Resistance: 9.1 V/m (10 V/m) at 80-2000 MHz (IEC 801-3)

Physical Specifications

The Schneider Electric 140DDO88500 has a standard module format. Therefore, it fits easily into Quantum racks without special adapters.

Dimensions and Weight

• Net Weight: 0.45 kg (0.99 lb)

• Module Format: Standard

Package Dimensions

• Height: 16.3 cm (6.42 in)

• Width: 4.5 cm (1.77 in)

• Length: 31.2 cm (12.28 in)

• Package Weight: 515 g (18.2 oz)

Key Features

The 140DDO88500 provides 12 high-voltage DC outputs for industrial control. For example, the 24 to 125 V DC range suits solenoid valves, motor starters, and indicator lamps. Meanwhile, the negative logic (sink) configuration matches many standard field devices.

Output grouping enhances wiring flexibility. Specifically, two groups of six outputs allow separate power supplies for different load types. Likewise, each group has independent overvoltage protection via varistors. Additionally, 4 A fuses protect each group from sustained overloads.

Response time is exceptionally fast at just 1 ms. Consequently, this module suits applications requiring rapid output switching. The 50 Hz maximum switching frequency supports high-speed machine control. Load inductance has no practical limit when using external suppression diodes.

Comprehensive status LEDs simplify troubleshooting. For instance, the green Active LED confirms bus communication is present. Similarly, the red Fault LED indicates external problems like short circuits or blown fuses. Meanwhile, 16 green LEDs show the real-time state of each output point.

FM Class 1 Division 2 certification permits hazardous location installation. Therefore, this module suits chemical plants, refineries, and grain handling facilities. The wide 0°C to 60°C operating range covers most industrial environments.

Installation Guidelines

To install the 140DDO88500, first insert the module into a Quantum rack. Then push firmly until it seats completely in the backplane. After that, secure the module with the retaining screws.

Wire field devices to the output terminals according to the sink (negative logic) configuration. Connect the common return for each group to the appropriate terminal. Use proper wire gauges for the expected load currents. Above all, verify polarity before applying power.

Apply 24 to 125 V DC power to the field side of the module. The module draws 375 mA when 6 outputs are ON. It draws 650 mA when all 12 outputs are ON. Finally, observe the status LEDs after power-up to confirm normal operation.

Package Contents

• Schneider Electric 140DDO88500 Discrete Output Module (1 unit)

• Factory-installed terminal block

• Installation manual

Frequently Asked Questions (FAQ)

1. What is the output voltage range of the Schneider 140DDO88500?
The 140DDO88500 operates from 24 to 125 V DC. Output voltage limits are 19.2 to 156.2 V. This wide range suits many international DC power standards.

2. How many outputs does the 140DDO88500 provide?
This module provides 12 discrete outputs. These are arranged in two groups of 6 outputs each. Each group has independent overvoltage protection.

3. What is the maximum load current for the 140DDO88500?
Each output point handles up to 0.75 A at 0°C to 40°C. Each group handles up to 3 A at 0°C to 60°C. The total module current is 6 A maximum.

4. Does the 140DDO88500 have short-circuit protection?
Yes. The 140DDO88500 includes short-circuit protection on all outputs. Each output group also has a 4 A fuse for additional protection. A red LED indicates when a fault is detected.

5. What certifications does the Schneider 140DDO88500 hold?
The 140DDO88500 holds FM Class 1 Division 2 for hazardous locations. It also holds GOST, C-tick, and RMRS certifications. UL 508 and CSA C22.2 No 142 standards are also met.