ABB 216EA62 Analog Input Unit

Description

Technical Specifications

Core Input Parameters

• Number of Analog Inputs: 24 independent analog inputs, sampled in 6‑channel groups
• Input Signal Types: Supports 0–10 V DC voltage signals and 4–20 mA current loops
• Sampling Frequency: 600 Hz for 50 Hz power systems; 720 Hz for 60 Hz power systems
• Measurement Accuracy: High‑precision conversion with ±0.1% full‑scale accuracy
• Resolution: 12‑bit analog‑to‑digital conversion
• Input Isolation: Galvanic isolation between input channels and system backplane

Communication & Interface

• Primary Communication Interface: RS485 serial port
• Supported Protocols: PROFIBUS DP, Modbus RTU, and proprietary REG216 communication protocols
• System Compatibility: Fully integrated with ABB REG216 generator protection relays
• Backplane Connection: Direct plug‑in to REG216 relay rack backplane

Mechanical & Physical Parameters

• Dimensions: 210 mm (L) × 230 mm (W) × 80 mm (H)
• Weight: Approximately 0.36 kg
• Rack Space: Occupies two standard rack divisions in REG216 enclosures
• Mounting: Direct rack mounting within REG216 protection systems

Environmental & Compliance

• Operating Temperature Range: -40°C to +85°C
• Storage Temperature Range: -55°C to +90°C
• Humidity: 5%–95% RH (non‑condensing)
• Protection Rating: IP65 for dust and water resistance
• Vibration/Shock Resistance: Complies with IEC 60068‑2‑6 and IEC 60068‑2‑27 standards
• Certifications: CE, IEC 61010, and ABB industrial quality standards

Power Requirements

• Supply Voltage: 24 V DC (±10%)
• Power Consumption: Maximum 5 W under full load
• Over‑Voltage Protection: Built‑in over‑voltage and reverse polarity protection

Key Features

• High‑Density Inputs: 24 analog channels in a compact form factor for space‑efficient rack integration
• High‑Speed Sampling: Fast 600/720 Hz sampling for precise power system transient monitoring
• Multi‑Signal Compatibility: Supports both voltage and current analog inputs for versatile field connectivity
• Superior Isolation: Galvanic isolation ensures signal integrity and protects against electrical noise
• Rugged Environmental Design: Operates reliably in extreme temperatures and harsh industrial conditions
• Seamless REG216 Integration: Native compatibility with ABB’s flagship generator protection relays
• Advanced Signal Processing: Built‑in filtering and signal conditioning for accurate data acquisition
• Comprehensive Protection: Over‑voltage, over‑current, and short‑circuit protection for input channels
• Diagnostic Capabilities: Real‑time status monitoring and fault detection for input channels and communication
• Long Service Life: Industrial‑grade components ensure continuous operation with minimal maintenance

Application Scenarios

• Power Generation Plants: Analog signal monitoring for turbine generators, exciters, and auxiliary systems
• Transmission & Distribution Substations: Voltage and current monitoring for power grid protection and control
• Industrial Power Systems: Integration with motor control centers, switchgear, and power distribution units
• Generator Protection Systems: Critical analog input for REG216 numerical generator protection relays
• Oil & Gas Facilities: Process parameter monitoring in refineries, pipelines, and production platforms
• Chemical & Petrochemical Plants: Temperature, pressure, and flow signal acquisition for process control
• Water & Wastewater Treatment: Sensor data collection for pump control and water quality monitoring
• Mining Operations: Harsh‑environment monitoring for conveyor systems and mineral processing equipment
• Marine & Offshore Platforms: Power system monitoring and protection for shipboard and offshore installations
• Industrial Retrofit Projects: Upgrade legacy analog monitoring systems in existing power and automation infrastructure