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AC800M PLC Redundant Solution For Oil & Gas , Power Plants CE/UL Certified
AC800M PLC Redundant Solution For Oil & Gas , Power Plants CE/UL Certified
Specifications
Model Number :
AC800M
Certification :
SIL3 TÜV ISA Secure CE UL EAC RoHS/WEee
Place of Origin :
Swedish
MOQ :
1
Price :
$500- $10000+
Payment Terms :
L/C,D/A,D/P,T/T,Western Union,MoneyGram
Delivery Time :
3-5workdays
Type :
Programmable Logic Controller
Warranty :
Original Manufacturer's Warranty
Pakage :
Original Pakage
Shipping Term :
International Express（DHL/FEDEX/TNT/UPS/ARAMEX）/sea Freight / Air Freight / International Special Line
Freight Charge :
For Industrial Equipment (e.g., PLC Modules, Inverters..), Shipping Cost Varies By Package Weight/volume And Delivery Location. Contact Our Sales Team For A Customized Shipping Solution And Quote
Description
AC800M PLC: Redundant Solution for Oil & Gas, Power Plants (CE/UL Certified)
AC800M PLC: Redundant Solution for Oil & Gas, Power Plants
The AC800M PLC is a modular, rail-mounted process controller engineered as a redundant solution for oil & gas and power plant applications—with global CE/UL certifications for seamless compliance in international markets. Its dual-CPU redundancy architecture enables sub-200ms automatic switchover during faults, eliminating single-point failures to ensure 24/7 uninterrupted operation in critical processes like pipeline transmission, power generation, and petrochemical refining.
Core Features
  • Modularity and High Expandability: Composed of CPU, communication, power supply, and various I/O modules with rail-mounted installation design. CEX bus supports expansion of up to 12 communication modules and can flexibly meet control project needs from small standalone machines to large distributed control systems.
  • Outstanding Performance and Redundancy Assurance: CPU reaches clock frequencies up to 1GHz with models like PM891K01 offering 256MB RAM and executing 1000 Boolean operations in just 0.043ms. Comprehensive redundancy solution with CPU redundancy support and power supply pairing with SS822 redundancy switching unit.
  • Open Compatibility and Safety Certification: Standard dual Ethernet ports with support for Profibus, Modbus, TCP/IP and other mainstream protocols. High-integrity models like PM857 and PM863 have ISASecure certification for industrial scenarios with high safety requirements.
  • Convenient Operation and Maintenance: Memory card slot for program backup, restoration, and migration. 800xA hardware selection tool enables quick screening of compatible modules and parameter comparison. Remote upgrade and fault self-diagnosis reduce on-site maintenance workload.
Core Technical Parameters
Parameter Category Core Specifications Description
Processor Performance PowerPC/MPC industrial-grade processor; Clock Speed: 24MHz~533MHz; Computing Speed: 0.17ms~0.46ms for 1,000 Boolean operations
Memory Configuration Program Memory (RAM): 16MB~512MB; Storage Memory (Flash): 2MB~256MB; Usable Application Memory: 10.337MB~22.184MB
Redundancy Features 1:1 hot standby redundancy; Switchover Time: ≤10ms~200ms; Full redundancy for CPU, CEX bus, communication interfaces, and power supply; Built-in RNRP redundant network protocol
I/O Expansion Capacity Maximum I/O Points: ≤4,096 points (standalone), up to 16,384 points (distributed expansion); Works with S800/S100 series I/O modules; Single CPU supports ≤800 control loops
Communication Interfaces & Protocols Standard: 2 Ethernet ports (RJ45, 10/100Mbps), 1-2 RS-232/RS-485 serial ports; Protocols: Profinet IO, Modbus TCP/RTU, PROFIBUS DP, IEC 61850, Ethernet/IP; Extended protocols via CI series modules
Power Supply & Power Consumption Supply Voltage: 24VDC (19.2~30VDC); Power Consumption: 4.32W~8.6W typical, ≤10W maximum; Supports dual power input with status monitoring
Environmental Adaptability Operating Temperature: 0~55℃; Storage Temperature: -40~70℃; Protection Class: IP20; EMC certified; Corrosion protection compliant with ISA 71.04 G3 standard
Safety & Certifications Supports SIL 2/SIL 3 certification; Global Certifications: CE, UL, RoHS, WEEE, ISASecure; Compliance Standards: IEC 61508, TÜV certification
Physical & Maintenance Features DIN rail mounting; Hot-swappable CPU and I/O modules; Dimensions: Width 59mm~200mm; Weight 0.7kg~2.3kg; Hardware health monitoring; Local storage of ≥50 fault logs
Product Model Specifications
Processor Units (CPU)
Model Material Number Core Specifications Application Scenarios
PM851AK01 3BSE066485R1 Memory: 12MB; 1,000 Boolean operations: 0.46ms; No redundancy; No high integrity Small-to-medium non-critical scenarios; Basic control tasks
PM856AK01 3BSE066490R1 Memory: 16MB; 1,000 Boolean operations: 0.46ms; No redundancy Routine control for small-to-medium industrial scenarios
PM857K01 3BSE088385R1 Memory: 32MB; 1,000 Boolean operations: 0.17ms; Supports high integrity; No redundancy Precision control scenarios requiring high computing accuracy
PM857K02 3BSE088386R1 Memory: 32MB; 1,000 Boolean operations: 0.17ms; Supports high integrity & redundancy Critical control scenarios (oil & gas, chemical) with high reliability
PM891K01 3BSE053241R1 Memory: 256MB; 1,000 Boolean operations: 0.043ms; No redundancy High-speed data processing for ultra-large-scale industrial systems
PM891K02 3BSE053242R1 Memory: 256MB; 1,000 Boolean operations: 0.043ms; Supports redundancy Core hub control for ultra-large power plants and oilfields
Communication Modules
Model Material Number Core Specifications Application Scenarios
CI853K01 3BSE018103R1 Basic communication expansion; Compatible with ModuleBus Short-distance communication for local I/O modules
CI854AK01 3BSE030220R1 Supports PROFIBUS protocol Distributed control requiring PROFIBUS device connection
CI874 3BSE090784R1 Supports OPC UA protocol; 1 RJ45 Ethernet port; Hot-swappable & redundant Intelligent industrial scenarios requiring OPC UA server connection
Target Industries & Applications
  • Oil & Gas: Offshore platform control, cross-border pipeline monitoring, refinery process control with SIL3 certification for explosion-proof compliance
  • Power Energy: Conventional thermal/hydropower plant control, nuclear power auxiliary systems, renewable energy coordination with multi-protocol compatibility
  • Chemicals & Pharmaceuticals: Batch production control for pharmaceutical intermediates, explosion-proof chemical scenarios with corrosion protection
  • Municipal & Environmental Protection: Large-scale wastewater treatment plants, waste-to-energy plants with high-speed computing for emission control
  • High-End Manufacturing: Automotive manufacturing multi-axis synchronization, semiconductor fabrication precision control with zero-error production standards
Core Adaptation Logic
  • Compliance + Redundancy Are Non-Negotiable: Global certifications and redundant design solve complex compliance and high downtime cost challenges in overseas projects
  • Remote Maintenance + Distributed Control Are Essential: Remote diagnosis and fiber optic communication reduce international travel costs for vast regional projects
  • Legacy System Compatibility Saves Budgets: Multi-protocol support integrates with existing equipment, eliminating need for full system overhauls
Frequently Asked Questions
Q1: The AC800M CPU fails to communicate with on-site Siemens PROFIBUS devices. What's the issue?
This is typically due to protocol parameters mismatch. Check the CI854AK01 communication module's PROFIBUS baud rate matches Siemens devices (usually 1.5Mbps). Confirm DP addresses don't conflict with other devices. Enable "DP V0" mode in Automation Builder. Use shielded PROFIBUS cable in interference-heavy industrial sites.
Q2: The redundant CPU switches over frequently for no reason in offshore oil platforms. How to fix it?
Offshore issues are usually power instability or communication link interference. Check SD832 redundant power supply input voltage (19.2–30VDC range). Inspect RNRP network cables for corrosion. Replace with anti-corrosion shielded Ethernet cable and apply waterproof grease. Adjust heartbeat timeout from 100ms to 300ms in system configuration.
Q3: The I/O modules show "signal loss" errors in Middle Eastern chemical plants with high temperatures and dust. What's going on?
This is typically an environmental issue. Ensure cabinet cooling maintains 0–55℃ operating temperature. Add industrial air conditioners or exhaust fans. Clean I/O module contacts with alcohol and install dust-proof gaskets. Confirm terminal blocks are properly tightened against vibration.
Q4: The remote maintenance function can't connect to the AC800M in African mining sites. How to troubleshoot?
Poor network infrastructure is the main cause. Ensure CPU's built-in web server is enabled. Confirm firewall isn't blocking ports 80/443. For satellite internet with high latency, use FTP file transfer instead of real-time monitoring. Use wired Ethernet connection rather than Wi-Fi due to signal interference.
Q5: The batch production data can't be saved after a power outage in European pharmaceutical factories. Is the CPU broken?
This is usually a data storage setting mistake. Batch production data defaults to RAM storage. Set data to be saved in Flash Memory using Data Logging function block. Install 4GB Compact Flash card for backup and FDA traceability compliance. Enable auto-save function every 5 minutes.
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AC800M PLC Redundant Solution For Oil & Gas , Power Plants CE/UL Certified

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Product Detail
Model Number :
AC800M
Certification :
SIL3 TÜV ISA Secure CE UL EAC RoHS/WEee
Place of Origin :
Swedish
MOQ :
1
Price :
$500- $10000+
Payment Terms :
L/C,D/A,D/P,T/T,Western Union,MoneyGram
Contact Supplier
AC800M PLC Redundant Solution For Oil & Gas , Power Plants CE/UL Certified

Shanghai Fradwell Industrial Automation Co., Ltd.

Verified Supplier
1 Years
shanghai, shanghai
Business Type :
Manufacturer, Exporter
Main Products :
PLC Programmable Logic Controllers, HMI Touch Screen, PCB Control Board
Certification Level :
Verified Supplier
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