Schneider Modicon Quantum 140AII33000 Temperature Input Module

Description

The 140AII33000 is an Intrinsically Safe (IS) Temperature Input Module specifically engineered for the Modicon Quantum automation platform. Designed for deployment in hazardous industrial areas where explosive atmospheres may exist, this module provides 8 channels for precise temperature monitoring. By incorporating intrinsic safety barriers, the module limits the electrical and thermal energy transmitted to the field devices, ensuring that connected temperature sensors do not act as an ignition source. It remains a critical component for specialized process control and monitoring in sectors such as oil, gas, and chemical refining.

Features

• Compatible with the Modicon Quantum PLC architecture
• 8 input channels dedicated to temperature monitoring
• Intrinsically Safe (IS) design for hazardous area applications
• Robust construction for high-reliability process control
• Engineered to interface with industry-standard temperature sensors

Applications

• Temperature monitoring in hazardous zones (ATEX/IECEx environments)
• Oil and gas upstream and downstream processing
• Chemical and petrochemical production monitoring
• High-precision industrial thermal management
• Safety-critical process measurement

Technical Specifications

Installation Guidelines

• Hazardous Area Compliance: Since this is an Intrinsically Safe device, ensure the installation strictly adheres to local and international hazardous area safety regulations (e.g., installation by qualified personnel only).
• Wiring Separation: Maintain strict segregation between intrinsically safe field wiring and non-intrinsically safe control wiring to prevent fault propagation.
• Grounding: Ensure the Quantum rack and the module’s grounding path are connected to a certified intrinsically safe ground to maintain the safety integrity level.
• Sensor Compatibility: Verify that all connected temperature sensors are certified as "simple apparatus" or are specifically approved for connection to this IS module.
• Handling: Do not service or swap the module while the system is powered in a hazardous atmosphere. Use only approved equipment for maintenance in these zones.