ABB PM865 3BSE030193R1｜Processor Module｜

High Integrity (HI) processor for safety-related control applications
Supports SIL 2 and SIL 3 certified control systems
Hot-standby CPU redundancy with automatic switchover
Integrated dual Ethernet ports for redundant control network communication
Supports redundant power supplies and communication interfaces
Compatible with ABB S800 I/O and High Integrity S800 I/O
Seamless integration with ABB Ability™ System 800xA and Control Builder M
TÜV certified for safety applications
Main Technical Specifications
Parameter Specification
Manufacturer ABB
Model PM865
Part Number 3BSE030193R1
Product Family AC 800M High Integrity Controller
Processor Motorola MPC862P
Clock Frequency 96 MHz
RAM 32 MB
Application Memory Approx. 22 MB
CPU Redundancy Supported
High Integrity Yes
Safety Certification IEC 61508 SIL 3
Ethernet Ports 2 × RJ45
CEX-Bus Support Up to 12 communication modules
Max ModuleBus I/O 96 modules (non-redundant), 84 modules (redundant)
PROFIBUS Capacity Up to 99 remote I/O stations
Operating Temperature +5°C to +55°C
Storage Temperature –40°C to +70°C
Protection Class IP20
Weight Approximately 1.2 kg (including baseplate)
Typical Applications

The PM865 is commonly deployed in:

Emergency Shutdown Systems (ESD)
Burner Management Systems (BMS)
Fire & Gas (F&G) systems
Safety Instrumented Systems (SIS)
Critical process control
Redundant DCS architectures
Oil & gas production facilities
Chemical and petrochemical plants
Power generation and utility automation
Compatible Modules

The PM865 is typically used together with:

SM811 Safety Supervisory Module
TP830 Processor Baseplate
BC810 CEX-Bus Interconnection Unit
SD831/SD832/SD833 Power Supply Modules
SB822 External Battery Unit
CI851–CI873 Communication Interface Modules
S800 I/O and S800 High Integrity I/O modules