Overview
Specification
| Parameter | Specification |
|---|---|
| Product Model | HIMA F8652X |
| Manufacturer | HIMA Paul Hildebrandt GmbH |
| Function | Central Processing Module / Safety‑Related CPU |
| Application Systems | PES H41q‑MS, H41q‑HS, H41q‑HRS, H51q series |
| Safety Standard | IEC 61508 up to SIL‑3 |
| Processor Type | Dual Intel 386EX, 32‑bit @ 25 MHz |
| Memory – Flash‑EPROM (OS) | 1 MB per processor |
| Memory – Flash‑EPROM (User) | 1 MB per processor |
| Memory – SRAM | 1 MB per processor (data) |
| Serial Interfaces | 2 × RS‑485 isolated |
| Interface Baud Rates | Configurable (9.6 kbps to 57.6 kbps) |
| Diagnostics Display | 4‑digit matrix display with error codes |
| Watchdog Output | 24 V fail‑safe, loadable up to 500 mA |
| Power Supply | 5 V @ 2 A |
| Buffer Battery Lifetime | ~1000 days at 25°C, ~200 days at 60°C |
| Display LEDs | CPU and I/O error indicators |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | –25°C to +70°C |
| Mounting | 8 SU rack space |
| Diagnostics Tools | Toggle switches and push‑button ACK (reset) |
FAQ
A1: It supports up to SIL‑3 as defined by IEC 61508 for safety instrumented systems.
Q2: How many processors does the module use?
A2: It uses two synchronized Intel 386EX microprocessors for redundancy and reliability.
Q3: What types of interfaces are included?
A3: It includes two isolated RS‑485 serial interfaces for robust field communication.
Q4: Can the module display diagnostic details?
A4: Yes. It has a four‑digit matrix display showing real‑time system status.
Q5: What happens if a processor fault occurs?
A5: The safety watchdog triggers a transition to a safe state and reports fault status.
Manual/Datasheet PDF
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