F 8652X (0606)
All rights reserved. Equipment subject to change without notice: 449
HIMA Paul Hildebrandt GmbH + Co KG, P.O. Box 1261, 68777 Brühl
F 8652X
F 8652X: Central module
Use in the PES H41q-MS, -HS, -HRS,
Safety-related, applicable up to SIL 3 according to IEC 61508
Figure 1: View
Central module with two clock-synchronized microprocessors
Microprocessors INTEL 386EX, 32 bits
Clock frequency 25 MHz
Memory per microprocessor
Operating System Flash-EPROM 1 MB
User program Flash-EPROM 1 MB *
Data SRAM 1 MB *
* Degree of utilization depending on operating system version
Interfaces Two serial interfaces RS 485 with electric isolation
Diagnostic display Four digit matrix display with selectable information
Shutdown on fault Safety-related watchdog with output 24 V,
loadable up to 500 mA, short-circuit proof
Construction Two European standard PCBs,
one PCB for the diagnostic display
Space requirement 8 SU
Operating data 5 V / 2 A
F 8652X
Switch S1
Battery
µ P 1
µ P 2
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