F8652X HIMA Safety-Related CPU – Dual 386EX Processors

HIMA F8652X Safety-Related CPU – Dual-Processor Redundancy with Integrated Diagnostics

Key Technical Specifications

• Brand: HIMA
• Model: F8652X
• Order Code: 984865265
• Category: Safety-related CPU for H51q and H41q systems
• Microprocessor: 2 x Intel 386EX, 32-bit, 25 MHz clock frequency
• Memory per microprocessor: 5 ICs each
• Operating system: Flash-EPROM, 1 MByte
• User program: Flash-EPROM, 512 kByte
• Data store: sRAM, 256 kByte
• Interfaces: 2 serial RS 485 channels
• Fail-safe watchdog: 24 V DC output, loadable up to 500 mA, short circuit proof
• Diagnostic display: 4-digit alphanumeric matrix display
• Construction: 2 PCBs European standard + 1 PCB for diagnostic display
• Space requirements: 8 TE (8 width units)
• Operating data: 5 V DC, 2000 mA

Start-Up and Maintenance Specifications

• Battery backup lifetime without power: 2500 days at TA = 25°C
• Battery backup at elevated temperature: 100 days at TA = 60°C
• Recommended battery change interval: Every 4 years
• Battery type: Lithium, CR 2477N, HIMA part number 44 0000018
• Bus station configuration: Verify bus station number and transmission rate on switch S1

Frequently Asked Questions

• What processors does the F8652X use?
  It uses two independent Intel 386EX 32-bit microprocessors running at 25 MHz each.
• How much memory does the F8652X have?
  Each processor has 1MB Flash-EPROM for OS, 512KB Flash-EPROM for user program, and 256KB sRAM for data.
• What is the purpose of the 4-digit display?
  It shows alphanumeric diagnostic information and system status with requestable detailed views.
• How long does the battery last without power?
  2500 days at 25°C and 100 days at 60°C. HIMA recommends replacement every 4 years.
• What battery type does the F8652X require?
  It uses lithium battery type CR 2477N, HIMA part number 44 0000018.
• What is the physical width of this CPU module?
  It occupies 8 TE, equivalent to 8 width units at 5.08 mm each.
• Does the F8652X work with H41q systems?
  Yes, it is designed for both H51q and H41q systems.
• How do I configure the bus station number?
  Use switch S1 on the module to set the bus station number and transmission rate.
• Is this module new and original?
  Yes, every F8652X is brand new and factory-sealed HIMA product.

Contact Information
Inquiries: sales@nex-auto.com
WhatsApp: +86 153 9242 9628

Partner: NexAuto Technology Limited