PM891 3BSE053240R1 processor

Brand:ABB
Model:PM891 3BSE053240R1
Product status: New/used
Shipping place: Xiamen, China
Warranty: 365 days
Structural form: Other (specific form may vary depending on application)
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Details

PM891 3BSE053240R1 processor

Product manual:

1、 Product Overview
PM891 3BSE053240R1 is the main processor module in the ABB AC 800M control system, serving as the "core brain" of its process control system.
Widely used in automation engineering such as power, petrochemical, water treatment, metallurgy, papermaking, etc.

2、 Technical parameters
Project Description
Model PM891
Order number 3BSE053240R1
Control system ABB AC 800M
High performance RISC processor suitable for embedded real-time control
Memory configuration: 32 MB RAM, 1 MB NVRAM (for data retention)
Real time clock (with battery backup)
Two 10/100 Mbps Ethernet ports (redundant support)
The communication interface supports the connection of communication modules such as CI854, CI853, CI862, CI840, CI801, etc
Run the control program configured by Control Builder M in the software environment
Redundancy support supports CPU redundancy configuration (works in pairs with PM891 modules of the same type)
The power supply obtains system power by inserting a BASE (such as TB840)
Size 186 x 59 x 125 mm
Installation method: Install on S800 I/O module or AC800M base

3、 Main functions
✅ Control program execution: Run the logic control program downloaded from Control Builder M;

✅ Multi task scheduling: supports periodic tasks, interrupt tasks, and background tasks;

System communication hub: managing data communication with OPC, HMI, DCS, SCADA, and third-party systems;

✅ Event and alarm handling: Real time monitoring and transmission of system events and alarm status;

✅ Support redundant configuration: Supports CPU dual machine hot standby to ensure uninterrupted control;

Support non-volatile data storage: maintain critical operational data during power outages to ensure system recovery;

✅ Clock synchronization: The system supports SNTP time synchronization mechanism;

✅ Online diagnostic function: Real time viewing of module status, load, task execution time, and other information.