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The HIMA F7553 984755302 is a safety-related I/O bus coupling module used in HIMA safety PLC and PES systems.
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Manufacturer: HIMA Paul Hildebrandt GmbH
Model: F7553
Order Number: 984755302
Product Type: I/O Bus Coupling Module / Coupling Module
System Compatibility: HIMA PES H51q, HIMatrix safety systems
The HIMA F7553 984755302 is a safety-related I/O bus coupling module used in HIMA safety PLC and PES systems. It provides communication between the I/O subrack and the central processing unit, enabling reliable data exchange and system status monitoring in safety-critical industrial applications.
The module monitors the 5 V power supply of the I/O subrack, transmits diagnostic status signals to the central module, and provides access to connected I/O modules. It includes safety-related watchdog signal monitoring and automatic self-test functions to improve system availability and fault detection capability.
| Parameter | Description |
|---|---|
| Manufacturer | HIMA |
| Model | F7553 |
| Order Code | 984755302 |
| Module Type | I/O Bus Coupling Module |
| Compatible Systems | HIMA PES H51q / HIMatrix systems |
| Function | I/O rack communication and monitoring |
| Supply Voltage | 5 VDC / 24 VDC |
| Power Consumption | Approx. 600 mA at 5 VDC; approx. 750 mA at 24 VDC |
| Safety Level | Designed for safety-related applications (SIL 3 systems depending on configuration) |
| Diagnostics | Watchdog monitoring, automatic testing |
| Indicators | WD and I/O access status LEDs |
| Installation | HIMA rack slot installation |
| Width | 4 TE |
| Operating Temperature | Approx. 0°C to +55°C |
| Storage Temperature | Approx. -40°C to +70°C |
The F7553 acts as a communication bridge between the safety controller and I/O modules, ensuring stable transmission of process and diagnostic data.
The module continuously monitors I/O rack power status and sends diagnostic information to the central processing unit, helping operators quickly identify system faults.
With watchdog supervision and self-diagnostic functions, the F7553 supports high-integrity safety architectures used in industrial safety systems.
Its robust industrial design and diagnostic capability help reduce downtime and improve maintenance efficiency in critical applications.
The HIMA F7553 984755302 is commonly used in:
The HIMA F7553 (984755302) is a reliable coupling module designed for HIMA safety control platforms. With I/O bus communication, power monitoring, watchdog supervision, and diagnostic functions, it provides an important interface component for high-availability safety systems requiring dependable operation and functional safety performance.
