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HIMA H4007 modular relay.
HIMA H4007
1. Overview
- Product Positioning: The HIMA H4007 is part of the HIMA Safety-Relay series, serving as a modular relay designed for safety functions meeting SIL 2/3 (AK 6) standards.
- Core Value: It provides reliable safety circuit monitoring, fault diagnosis, and self-test functions, complying with international safety standards such as IEC 61508 and IEC 61511.
2. Specifications
Electrical Specifications
- Rated Coil Voltage: 24 VAC / 24 VDC (115 VAC optional) – Compatible with various on-site power supplies.
- Coil Power Consumption: ≤ 0.5 W – Features low-power design.
- Rated Contact Current: 0.5 A (standard) / 2 A (optional) – Suitable for low-power safety circuits.
Mechanical Specifications
- Dimensions: Approximately 45 mm × 120 mm × 80 mm (DIN-Rail) – Enables standard cabinet installation.
- Weight: ≈ 0.5 kg – Lightweight design.
Environmental Specifications
- Operating Temperature: -20 °C ~ +60 °C – Adapts to wide temperature ranges in industrial sites.
- Protection Class: IP20 (IP65 optional) – Offers dust and moisture protection options.
Safety Features
- SIL 2 / SIL 3 (AK 6) – Complies with IEC 61508-2.
- Built-in self-test and External Device Monitoring (EDM) – Enables real-time fault detection.
- Dual-channel monitoring link – Provides redundant safety assurance.
3. Product Features
- Modular Structure: The main unit, I/O subrack, and communication/power modules can be flexibly combined, facilitating expansion and maintenance.
- Diagnostic Indicator Lights: LED lights display self-test, fault, and communication status, allowing quick on-site problem localization.
- Multiple Inputs/Outputs: Supports 24 VAC/DC and 115 VAC coils; provides 2 × NO / 2 × NC safety contacts.
- Strong Compatibility: Can be integrated via various industrial buses including PROFIBUS-DP, Ethernet/IP, and Modbus-TCP.
- Comprehensive Certifications: Includes EN 50156, EN 954, EN ISO 13849-1, IEC 61508/61511, TÜV-Rheinland, UL, and C-UL.
4. Structure and Composition
Central Rack
- Main Control Unit (CPU)
- Power Module (24 VDC)
- Communication Interface Module (optional)
I/O Subrack (each slot accommodates 16 I/O modules)
- Safety Input Modules (digital, analog)
- Safety Output Modules (relays, contactors)
Cabinet Installation Accessories
- DIN-Rail guide rails, fixing screws, terminal blocks
Attachments
- Diagnostic indicator lights, wiring diagrams, quick-change card slots
5. Application Fields
- Process Industry: Safety Instrumented Systems (SIS) in chemical, petroleum, natural gas, oil refining, and pharmaceutical industries.
- Mechanical Safety: Emergency Stop (E-Stop) and safety door monitoring for robots, packaging machinery, and conveyor systems.
- Energy Facilities: Safety interlocking for power plants, wind power, and photovoltaic inverters.
- Automation Systems: Safety signal transmission between PLC, DCS, and Safety PLC (Safety-PLC).
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