Description

8521‑LC‑MT PAC8000 Logic Controller

Technical Specifications

• Product Model: 8521‑LC‑MT
• Brand: GE (GE PAC8000)
• Warranty: One Year
• Input Voltage: 24 V DC control supply
• Operating Temperature: 0 °C ~ +60 °C
• Storage Temperature: ‑40 °C ~ +85 °C
• Response Time: Logic execution cycle down to 1 ms
• Protection Class: IP20 rack‑mount controller module
• Accuracy Class: Not applicable
• Output Frequency: Not applicable
• Rated Current: 0.95 A @24 V DC
• Processor: 32‑bit RISC embedded processor
• Memory: Large program & data memory for complex automation logic
• Communication: Ethernet, RS232, RS485 multi‑port interfaces, supports PAC8000 I/O rack bus
• Function: Main logic controller for PAC8000 system, sequence control, interlock logic, data acquisition
• Diagnostics: Multi‑LED module health, run‑status and fault indication
• System Compatibility: GE PAC8000 distributed‑PLC system
• Certifications: CE, UL
• Humidity: 5‑95 % RH, non‑condensing
• Weight: 0.88 kg
• Dimensions: Standard PAC8000 single‑slot module size
• 

Product Overview

8521‑LC‑MT is main logic controller module for GE PAC8000 distributed PLC system. It executes user‑defined automation logic, handles interlock‑sequence control and exchanges real‑time data with PAC8000 series distributed I/O racks via system backplane bus. Multi‑communication ports support connection to SCADA and HMI systems. Discontinued legacy controller hardware is available as refurbished and new‑old‑stock spare parts for petrochemical and power‑plant‑auxiliary‑control‑system maintenance.

Application Notes

‑ Insert into PAC8000 main rack CPU slot. ‑ Download matching PAC8000 firmware version before commissioning. ‑ ESD precautions required during module replacement. ‑ Typical deployment: oil‑gas processing plant, power‑plant auxiliary control spare‑part stocking.