Overview
In addition, engineers appreciate the PM866A for its robust performance in chemical, oil & gas, and power generation plants. Therefore, the unit ensures continuous operation even under challenging industrial conditions and supports redundant configurations, allowing uninterrupted process control.
Specification
| Feature | Specification |
|---|---|
| Model | PM866A |
| Manufacturer | ABB |
| Series | Advant OCS/800xA |
| Part Number | 3BSE076939R1 |
| Processor Type | Industrial-grade MPC866 (PowerPC architecture) |
| Clock Frequency | 133 MHz real-time execution |
| Boolean Logic Performance | ~0.09 ms per 1000 Boolean operations |
| Real-Time Clock | Battery-backed RTC with time retention |
| Status Indicators | Multiple LED diagnostic indicators |
| Service Interface | INIT push button and CompactFlash slot |
| Memory | 64 MB SDRAM system memory |
| User Memory | ~51.4 MB RAM available for logic/applications |
| Flash Storage | Onboard flash memory for firmware/configuration |
| Expandable Storage | Optional CompactFlash card support |
| Ethernet Ports | 2 × RJ45 for Control Network connectivity |
| Serial Ports | 2 × RJ45 (COM3 supports RS-232C with modem control) |
| Supported Protocols | Ethernet, Profibus DP, Modbus TCP/IP |
| Unique MAC | Each unit carries unique Ethernet MAC address |
| Power Supply | 24 V DC (19.2 V – 30 V DC) |
| Current Draw | Typical 210 mA, Max 360 mA depending on load |
| Energy Storage | Built-in supercapacitor for safe shutdown |
| I/O Bus Support | ModuleBus/CEX-Bus for S800 I/O modules |
| Expandable I/O | Configurable up to hundreds of digital/analog points |
| Redundancy Support | CPU, communication, and module redundancy supported |
| Mounting | DIN rail with quick slide & lock |
| Protection Class | IP20 (for cabinet installation) |
| Operating Temperature | 0 °C to +55 °C ambient |
| Dimensions | 119 mm (W) × 186 mm (H) × 135 mm (D) |
| Weight | 1.2 kg |
FAQ
Q1: Is the PM866A 100% original and factory-new?
A1: Yes, the PM866A is full original ABB hardware, factory-sealed, and tested for quality assurance.
Q2: How quickly can I receive the PM866A after placing an order?
A2: In-stock units typically ship within 3 days to 2 weeks, depending on order size and logistics.
Q3: Which shipping methods are available?
A3: We commonly use DHL, FedEx, and UPS to ensure fast and safe delivery worldwide.
Q4: What is the warranty or return policy?
A4: We support returns within 30 days for quality or technical issues, ensuring risk-free purchase.
Q5: How many I/O modules can the PM866A support?
A5: The PM866A can integrate with up to 16 local I/O modules, providing flexible expansion.
Q6: What industrial environments is the PM866A suitable for?
A6: It is ideal for chemical, oil & gas, power generation, and other process industries requiring reliable DCS control.
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Contact: Manski Wong +86 18030205725 manski@cambia.cn
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