Product Description: ECPE82-2 Analog Input Module

1. General Description

2. Key Features

• 8 Independent Analog Input Channels: High-density, multi-channel design for efficient signal acquisition from numerous field transmitters.

• 0 to 20 mA Current Loop Input: Supports standard industrial analog signal interface, ensuring broad compatibility with 2-wire and 4-wire transmitters.

• 10-bit Resolution: Delivers precise analog-to-digital conversion for accurate process variable measurement.

• Galvanic Isolation: Full electrical isolation between field inputs and system backplane (500 VDC), providing superior noise immunity and protecting the controller.

• Individual Channel Status Indicators: Front-facing LEDs for real-time monitoring of each channel's signal status and diagnostics.

• Wide Operating Temperature Range: Designed for reliable operation in extreme industrial environments.

• Built-in Signal Protection: Each channel is protected against overcurrent, short-circuits, and reverse polarity.

• Compact, Single-slot Design: Optimizes space usage on the MULTI / MIDI backplane, facilitating high-density I/O configurations.

• Plug-and-Play Installation: Directly compatible with B&R MULTI / MIDI CPU and backplane systems for easy integration and replacement.

• Industrial Robustness & Compliance: Fully CE-certified, meeting stringent EMC and safety standards for industrial automation.

3. Technical Specifications

Analog Input Parameters

• Number of Input Channels: 8 differential/single-ended analog inputs

• Input Signal Range: 0 to 20 mA DC

• Resolution: 10-bit

• Measurement Accuracy: ±0.2% of full-scale (at 25°C nominal)

• Input Impedance: 50 Ω (current input)

• Isolation Voltage: 500 VDC (Field-side to System Backplane)

• Common-Mode Rejection Ratio (CMRR): > 80 dB at 50/60 Hz

• Conversion Time: Single-channel conversion ≤ 100 µs

• Update Time: Multi-channel scan cycle ≤ 1 ms

Electrical Data

• Power Supply: Backplane-powered (MULTI / MIDI system)

• Power Consumption: Approx. 0.8 W (typical)

• Input Protection: Overcurrent protection, short-circuit proof, reverse polarity protection

• Field-side Connection: 24 VDC compatible (for passive transmitters)

Mechanical Data

• Form Factor: Single slot module for MULTI / MIDI rack

• Mounting: Plug-in installation onto system backplane

• Connection Type: Front-facing screw terminal block

• Wire Gauge: 0.5 ~ 1.5 mm² (20–16 AWG)

• Dimensions (L x W x H): Approx. 229 mm x 152 mm x 25 mm

• Weight: Approx. 0.2 kg ~ 0.3 kg

• Protection Rating: IP20 (front panel)

Environmental Conditions

• Operating Temperature: -25°C ~ +70°C

• Storage Temperature: -40°C ~ +85°C

• Relative Humidity: 5% ~ 95%, non-condensing

• Vibration Resistance: IEC 60068-2-6 compliant

• Shock Resistance: IEC 60068-2-27 compliant

• Pollution Degree: 2

• Overvoltage Category: II

• Certifications: CE

4. Typical Applications

• Process Control Systems: Signal acquisition from pressure, flow, level, and temperature transmitters.

• Factory Automation: Monitoring analog sensors for position, speed, and tension control.

• Oil & Gas Industry: Data collection from wellhead instrumentation and pipeline monitoring systems.

• Water & Wastewater Treatment: Monitoring water quality sensors, flow meters, and level gauges.

• Power Generation: Analog signal monitoring for turbine controls and auxiliary plant systems.

• Legacy System Maintenance: Direct replacement for aging PE82 modules in B&R MULTI/MIDI systems.

• Manufacturing & Packaging: Continuous monitoring of material feed, web tension, and product dimensions.

5. Installation & Integration

• Installation: Directly plug into an available slot on a B&R MULTI or MIDI backplane. The module is mechanically keyed to prevent incorrect insertion.

• Wiring: Connect field transmitter signals to the front screw terminals. Each channel is clearly labeled for identification.

• Status Monitoring: Each channel features an LED indicator to signal active input status for quick diagnostics.

• Configuration: Automatically recognized by B&R system software. Channel parameters and input ranges are configured via standard PLC programming tools.

• Maintenance: Supports hot-swapping in compatible system setups, allowing for replacement without full system shutdown.

6. Ordering Information

• Part Number: ECPE82-2

• Description: 8-channel, 0-20 mA, 10-bit Analog Input Module

• Alternative Part Number: PE82

• Compatible Systems: B&R MULTI / MIDI Series Control Systems

• Warranty: Standard manufacturer's warranty (typically 12 months)