Description
Product Overview
The HIMA I/OBE2 12004-104-00 V1.0.0 is a high-performance safety I/O module designed for mission-critical safety instrumented systems (SIS). As a core component of HIMA’s HIMax platform, this module delivers SIL 3/SIL 4 certified safety functions compliant with IEC 61508/61511 standards. The I/OBE2 12004-104-00 V1.0.0 features 16 configurable digital input/output channels with advanced diagnostics, making it ideal for emergency shutdown (ESD) systems, fire & gas detection, and process safety applications. Its dual-channel architecture and built-in self-test mechanisms ensure maximum availability while maintaining the highest safety integrity levels.
Engineered for harsh industrial environments, the HIMA I/OBE2 12004-104-00 V1.0.0 incorporates galvanic isolation up to 2.5kV between channels and system logic. The module supports both dry and wet contact signals with configurable debounce filtering, enabling reliable operation in electrically noisy environments. With its hot-swappable design and automatic configuration restore capability, this safety I/O module minimizes downtime during maintenance operations.
Technical Specifications
| Product Name | I/OBE2 12004-104-00 V1.0.0 |
| Manufacturer | HIMA |
| Product Type | Safety I/O Module |
| Safety Level | SIL 3 (IEC 61508), SIL 4 (IEC 61511) |
| Channels | 16 Digital I/O (individually configurable) |
| Isolation Voltage | 2500V AC (channel-to-system) |
| Input Voltage Range | 0-30VDC |
| Response Time | ≤10ms |
| Power Supply | 24VDC ±20% (redundant) |
| Operating Temperature | -40°C to +85°C |
Key Features & Benefits

IOBE2
Advanced Safety Performance: The HIMA I/OBE2 12004-104-00 V1.0.0 utilizes dual-processor architecture with continuous self-monitoring, achieving a safe failure fraction (SFF) > 99%. Its cross-monitoring design detects both hardware and wiring faults in real-time.
Flexible Configuration: Each channel can be independently configured as input or output through HIMax configuration software. The module supports multiple signal types including NAMUR sensors and mechanical contacts.
Robust Diagnostics: Integrated LED status indicators provide per-channel health monitoring. Features include wire-break detection, short-circuit protection, and contact welding monitoring with <1% measurement uncertainty.
Application Scenarios
The HIMA I/OBE2 12004-104-00 V1.0.0 is widely deployed in oil & gas refineries for emergency shutdown systems, managing critical safety functions like pressure relief valve control. In chemical processing plants, it ensures safe operation of reactor temperature shutdown systems. Power generation facilities utilize this module for turbine overspeed protection and burner management systems. Its rugged design also makes it suitable for railway signaling systems and offshore platform safety applications.
Related Products
- I/OBE2 12004-105-00 V1.0.0: Analog I/O version with 8 channels
- HIMax CPU 50.01: Central safety controller for SIL 4 applications
- PSD1 10001-00000-0: Dual redundant power supply unit
- COM E2 11001-00000-0: Ethernet communication module
- H41q-HS 11001-00000-0: High-speed safety controller
All HIMA products come with 1-year comprehensive warranty and priority technical support. For immediate assistance or customized solutions:
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