DIO 24/16 01 HIMA

DIO 24/16 01 HIMA Communication Processor

Product  Description：

HIMA Communication Processors, primarily utilized within the HIMax and HIMatrix safety-related automation systems, are high-performance networking modules designed to connect safety programmable electronic systems (PES) with external control systems and networks. These processors manage data transmission between the safety controller and distributed control systems (DCS), human-machine interfaces (HMIs), or engineering workstations. Engineered to comply with strict global functional safety standards, they ensure that non-safety-critical data communication can never interfere with the execution of the primary safety logic.

Product Parameters

The technical baseline of a HIMA Communication Processor emphasizes high data throughput, functional safety compliance, and interface flexibility:

• Safety Certification: Designed and certified for use in functional safety applications up to SIL 3 (Safety Integrity Level 3) according to IEC 61508, and PL e (Performance Level e) according to ISO 13849.

• Supported Protocols: Native support for open and proprietary protocols including safeethernet (HIMA’s proprietary safety communication), Modbus TCP, EtherNet/IP, PROFINET, OPC UA, and TCP/IP standard socket communication.

• Communication Interface: Typically equipped with multiple RJ45 Ethernet ports or fiber optic interfaces to handle parallel network segments.

• Data Processing Rate: High-speed Ethernet ports supporting 10/100/1000 Mbps bandwidth to ensure rapid data transmission across complex plant networks.

• Galvanic Isolation: Integrated high-voltage electrical isolation on all communication ports to protect internal processor logic from external surges or ground faults.

• Memory Architecture: Independent internal memory mapping dedicated to communication buffering, separating network data traffic from the safety controller's CPU memory.

Product Advantages

HIMA Communication Processors are recognized for their ability to securely bridge the gap between safety systems and standard industrial networks:

• Interference-Free Architecture: Implements absolute logical and physical separation between safety-critical control tasks and non-safety communication. Network overloads, cyber attacks, or data corruption on the communication bus cannot disrupt or delay the execution of the safety loop.

• Certified Safe Communication: Utilizing the safeethernet protocol over standard Ethernet infrastructure allows for SIL 3-certified data exchange between multiple distributed HIMA safety systems.

• High Availability and Redundancy: Supports fully redundant network topologies and dual-module configurations. If a physical line breaks or a module fails, the system switches to the backup path instantly without interrupting process monitoring.

• Integrated Cyber Security: Developed according to secure lifecycle standards (such as Achilles certification or IEC 62443), featuring built-in defense mechanisms against unauthorized network access and malicious data packets.

• Comprehensive Diagnostic Capabilities: Provides detailed online status tracking, sequence-of-events logging, and network error statistics that can be viewed directly from the engineering tool or sent to a host SCADA system.

Product Applications

These processors are used in critical safety and emergency shutdown applications globally:

• Emergency Shutdown Systems (ESD): Communicating critical trip data from distributed safety nodes to a centralized refinery or chemical plant control room.

• Burner Management Systems (BMS): Transmitting operational safety metrics and flame status data from boiler rooms to plant-level monitoring networks.

• Fire and Gas Systems (F&G): Connecting localized gas detectors and alarm systems to public address, notification, and automated ventilation controls.

• High-Pressure Protection Systems (HIPPS): Interfacing rapid-acting safety valve electronics with supervisory systems to prevent pipeline over-pressurization.

• Turbo-Machinery Control (TMC): Managing high-speed communication loops required for safety monitoring and overspeed protection of large industrial turbines and compressors.

Important Precautions

To maintain the functional safety and network integrity of the system, the following precautions are mandatory:

• Network Segregation: Do not connect the communication processor directly to an unmanaged public corporate network. Always utilize industrial firewalls, demilitarized zones (DMZs), and managed switches to isolate the safety network.

• Safeethernet Configuration: When configuring SIL 3 safe communication between HIMA systems, ensure that safety parameters such as watchdog times, signatures, and network timeouts are correctly calculated and verified.

• Proper Grounding and Shielding: Use only shielded twisted-pair (STP) or fiber optic cables for Ethernet connections. Ensure the cable shields are correctly grounded to prevent electromagnetic interference from introducing communication timeouts.

• Firmware Compatibility: Before upgrading firmware or changing network configurations, always verify module compatibility using the approved HIMA safety manual guidelines. Unauthorized or untested firmware changes can invalidate the module's safety certification.

• Power Off During Main Rack Service: While the communication networks themselves are robust, always follow proper ESD and rack-handling procedures detailed in the safety manual when physically inserting or removing modules to avoid creating electrical faults on the system bus.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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