LEM LC100S/SP7 Product Introduction

LEM LC100S/SP7 is an industrial grade current measurement module launched by the Swiss LEM Group,designed specifically for high-precision current monitoring and industrial control systems.This module provides stable and reliable current data output by integrating high-precision sensors and signal processing circuits.It is widely used in fields such as power monitoring,energy management,and automation equipment,and supports seamless integration with PLC,DCS,and other systems.

product overview

As the core component of the LEM control system series,LC100S/SP7 adopts a compact design with a wide current measurement range and fast response characteristics.Its built-in sensors can capture AC,DC,and pulse current signals,and transmit data to the control terminal through standard communication interfaces such as RS485 and Modbus,meeting the dual requirements of real-time and accuracy in industrial scenarios.

Main features and advantages

High precision and wide range measurement

Support multi range current measurement,covering common industrial current ranges,with a typical accuracy of better than 1%(under 25°C conditions).

Adopting isolated sensor technology to effectively suppress common mode interference and ensure data stability.

Flexible communication and integration capabilities

Equipped with standard communication interfaces(such as RS485),supporting Modbus protocol,making it easy to integrate with control systems such as PLC and DCS. 

The fiber optic interface board option(LC100S/SP7-FIB)extends communication distance and adapts to complex industrial environments.

Compact and Reliable Design

Compact in size,suitable for cabinet installation,saving space.

The working temperature range is from 0°C to 50°C,with dual modes of natural cooling and fan assisted heat dissipation to ensure long-term stable operation.

Multi scenario applicability

Compatible with scenarios such as power monitoring,new energy equipment,and motor drives,supporting dynamic load monitoring and fault warning.

technical specifications

Measurement types:AC,DC,pulse current

Communication protocol:RS485,Modbus(supporting fiber optic interface expansion)

Protection level:IP20(standard configuration)

Working temperature:0°C to 50°C(it is recommended to maintain low temperature to extend lifespan)

Installation method:Cabinet style,supporting natural cooling or fan assisted heat dissipation

application area

LC100S/SP7 is widely used in the following scenarios

Power system:Monitor the fluctuation of grid current to ensure the stability of transmission and distribution.

New energy equipment:used for current monitoring and protection of photovoltaic inverters and charging stations.

Industrial automation:integrated into PLC control system to achieve precise current management of motor drive and production line.

Architecture and Transportation:Monitor the electrical system operation status of elevators and rail transit equipment.