MTL 8502-BI-DP Profibus DP Bus Interface Module (BIM)
The 8502‑BI‑DP is a high‑performance Profibus‑DP bus interface module (BIM) manufactured by Eaton (formerly MTL), designed to act as a communication bridge between the 8000 series I/O system and Profibus‑DP master controllers (PLC/DCS). It enables high‑speed, reliable data exchange, supporting up to 24 I/O modules and delivering diagnostics for system maintenance.
Applications
- Profibus‑DP I/O Networking: Connects 8000 series I/O racks to Profibus‑DP masters for centralized process control.
- Hazardous Area Integration: Interfaces field devices in explosive zones (ATEX/IECEx certified) to safe‑area control systems.
- High‑Speed Data Acquisition: Collects digital/analog signals from up to 24 I/O modules at speeds up to 6 Mbps.
- System Diagnostics & Maintenance: Provides Profibus extended diagnostics and LED status indicators for fault troubleshooting.
- Redundant Control Systems: Supports redundant Profibus‑DP networks for enhanced reliability in critical loops.
Operating Environment
| Parameter | Specification |
|---|---|
| Operating Temperature | ‑20°C to +70°C |
| Storage Temperature | ‑40°C to +85°C |
| Relative Humidity | 5%–95% RH (non‑condensing) |
| Isolation Voltage | 500 V AC (input‑output isolation) |
| Protection Rating | IP20 (cabinet mounting) |
| Vibration Resistance | 1 g (10–150 Hz) |
| Certification | ATEX, IECEx, UL, CE, RoHS |
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 8502‑BI‑DP |
| Manufacturer | Eaton (MTL) |
| Type | Profibus‑DP Bus Interface Module (BIM) |
| Compatible System | Eaton/MTL 8000 series I/O |
| Communication Protocol | Profibus‑DP (HART optional) |
| Baud Rate | Up to 6 Mbps |
| I/O Module Capacity | Up to 24 modules |
| Input Voltage | 24 VDC ±10% |
| Current Consumption | 2 A max |
| Dimensions (W×H×D) | 45 mm × 100 mm × 115 mm |
| Weight | 300 g approx |
| Mounting | DIN rail |
| Lifecycle Status | Active (in production) |
Target Industries
- Oil & Gas: Refineries, offshore platforms, pipeline automation (hazardous area I/O).
- Chemical & Petrochemical: Process monitoring, reactor control, safety interlock systems.
- Power Generation: Thermal plants, combined‑cycle facilities (DCS‑I/O communication).
- Pharmaceuticals: Cleanroom automation, sterile process monitoring.
- Water & Wastewater: Treatment plant control, pump station networking.
Similar Series Products
- 8502‑BI‑DN – DeviceNet bus interface module for 8000 series I/O (replaces Profibus‑DP with DeviceNet)。
- 8502‑BI‑EH – Ethernet/IP bus interface module for 8000 series I/O (high‑speed Ethernet communication)。
- 8503‑PS‑24 – 24 VDC power supply module for 8000 series I/O racks (complementary power solution)。
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