R. STAHL IS1 Ethernet CPU Module for Zone 1: Technical Data and Specifications

Product Overview

The R. STAHL IS1 Ethernet CPU module (9441/12-00-00) is designed for communication within automation systems using PROFINET, Modbus TCP, or EtherNet/IP™. It is suitable for Zone 1 hazardous areas and features an intrinsically safe fiber optic connection that can be connected and disconnected in Ex zones. The module utilizes a DTM for integration into the IS1+ system and connected HART devices.

Key Features

Supports 100 Mbit/s Ethernet with PROFINET, Modbus TCP, or EtherNet/IP™.
Enables redundant connection with Modbus TCP.
Features a Zone 1 interchangeable CPU for hot-swapping.
Intrinsically safe fiber optic connection for safe operation in hazardous environments.

Technical Data Highlights

Explosion Protection

The module holds various certifications for explosion protection, including IECEx and ATEX for gas and dust environments, as well as cFM markings for Class I, Div. 1 and Zone 1 applications. It is designed to meet stringent safety standards for hazardous locations.

Electrical Data

Provides auxiliary power and features a nominal voltage of 24 V DC. It supports various communication protocols and has a maximum transmission distance of 2000m via fiber optic cable.

Environmental Conditions

Operates within an ambient temperature range of -40°C to +70°C (-40°F to +158°F) and can be stored within a similar range. It is protected against condensation and can withstand significant shock and vibration.

Accessories and Integration

Various accessories are available, including connection bases (taps) for CPU and power supply, protocol converters, and fiber optic cables. The module is compatible with DTM IS1 Series for parametrization and configuration, and can be integrated into Rockwell ControlLogix and Siemens PCS7 systems.

For more information and to download software, visit r-stahl.com.

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