Product Introduction
The Schneider Electric 140DIO33000C is an intrinsically safe discrete output module from the Modicon Quantum automation platform. Designed for hazardous environments, it delivers reliable 24 V open collector outputs with minimal off-state leakage current (0.4 mA per point). With a maximum load current of 360 mA per module and 45 mA per point, the 140DIO33000C ensures efficient power management. Built to withstand industrial extremes, it operates at altitudes up to 5000 m and temperatures from 0 to 60 °C, making it a cost-effective choice for demanding applications.
Technical Specifications Breakdown
The 140DIO33000C offers robust protection and performance. Key specs include:
-
Output Voltage: 24 V (open collector)
-
Maximum Load Current: 360 mA per module / 45 mA per point
-
Off State Leakage Current: 0.4 mA per point
-
Response Time: 1 ms resistive from state 0 to 1 and 1 to 0
-
Power Dissipation: 5 W
-
Isolation: 2500 V DC for 1 minute between channels and bus
-
ESD Resistance: 4 kV contact / 8 kV air per IEC 801-2
-
EMF Resistance: 9.1 V/m (10 V/m) 80–2000 MHz
-
Operating Altitude: ≤ 5000 m
-
Ambient Temperature: 0 to 60 °C operating; -40 to 85 °C storage
-
Humidity: 95% without condensation
These specifications ensure long-term reliability and reduced downtime, directly contributing to lower total cost of ownership.
Industry Applications
The 140DIO33000C is ideal for Zone 20, 21, and 22 hazardous locations. Common uses include:
- Chemical processing plants where flammable dust or gases are present
- Oil and gas refineries requiring intrinsically safe outputs for safety shutoff systems
- Pharmaceutical production lines needing reliable control in moisture-rich clean rooms
The robust design minimizes maintenance costs and extends service life, aligning with cost-benefit goals.
Installation & Setup Guidance
Install the 140DIO33000C in a standard Modicon Quantum rack. Observe intrinsic safety standards—hot swapping is not permitted per safety guidelines. Ensure proper grounding and use approved cable glands for hazardous area wiring. The module dissipates 5 W, so provide adequate ventilation. For detailed wiring, refer to the product labeling and the CE / ATEX markings.
Maintenance & Reliability
Routine inspection of the 140DIO33000C includes checking for condensation (max 95% RH non-condensing) and verifying that ambient temperature stays within 0–60 °C. The conformal coating (Humiseal 1A33) protects against contaminants. With minimal leakage current and robust ESD protection, the module offers high reliability, reducing unplanned downtime and repair costs.
Selection Guide & Purchasing Advice
Before purchasing, verify your system's compatibility: the 140DIO33000C requires a Modicon Quantum backplane and software like Unity Pro or Concept V2.2+. Confirm your zone classification (20/21/22). For expert assistance and competitive pricing, contact UBEST Automation (available at ubest101.myshopify.com). We ensure fast delivery of genuine Schneider modules.