SPNPM21 ABB Intelligent network interface module Flexible communication Efficient integration

Product Overview

ABB SPNIS21 is a high-performance intelligent network interface module, specifically designed for power monitoring and energy management systems. This module provides multiple communication interfaces and supports protocols such as Modbus RTU/TCP, Profibus DP and Ethernet/IP, and can be seamlessly integrated into existing SCADA systems, building automation systems or other industrial control systems. SPNIS21 can achieve comprehensive monitoring and diagnosis of the power system, helping users optimize power usage efficiency and enhance system reliability.

Core features

Multi-protocol support: Modbus RTU/TCP, Profibus DP, Ethernet/IP
High-precision measurement: Complies with IEC 61557 standard to ensure data accuracy
Real-time data acquisition: including key parameters such as voltage, current, power factor, and frequency
Easy to install and configure: Compact design, suitable for DIN rail installation, and simple and intuitive configuration
LCD display screen: Clearly shows the current operating status and important parameters
Remote monitoring and diagnosis: Remote data access and fault diagnosis are carried out through network interfaces

Technical parameters
Model: SPNIS21
Measurement accuracy: ±0.5% (typical value)
Input voltage range: 100V to 480V AC (three-phase four-wire system)
Input current range: 0.1A to 65A (direct connection). For higher currents, an external CT is required
Frequency range: 45 Hz to 65 Hz
Power consumption: < 2W (typical value)
Communication interface
RS485 (Modbus RTU
Ethernet (Modbus TCP, Ethernet/IP)
Profibus DP
Operating temperature: -25°C to +70°C
Storage temperature: -40°C to +85°C
Protection grade: IP20 (front-end operation surface)
Installation method: DIN rail mounting (conforming to EN 60715 standard)
Dimensions (width × height × depth) : approximately 96 × 96 × 58mm
Weight: Approximately 250 g
Certifications: International certifications such as CE, UL, and CSA

Typical applications

Industrial automation: Monitor power consumption on production lines and optimize energy consumption
Building facilities management: Real-time monitoring of electricity usage within the building to enhance energy efficiency
Smart grid: Achieving monitoring and management of distributed generation systems
Data center: Ensure uninterruptible power supply and reduce unexpected downtime

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