Electrical Safety

ESI Digital Status Monitor - monitoring

8-Channel Digital Status Monitoring, Error-Correction + High-Speed Sampling, Making Data "Reliable" and "Smart-Controllable"

Thoroughly solves existing problems such as "no alarm" and "false alarm". Uses error-correction algorithms, high-speed samplingsampleetc.Technology,Support8-channel dry-contact digital input,1-channel relay output,Integrating "measure, control, transmit, and intelligize" in one unit,widelyApplicationinmilitary,petrochemicalization,building,industrial park,railwaychannel,portport,airport,new energysourceetc.Field.

8-ch
DI Inputs
1-ch
Relay Output
36mm
Compact Width
8-Channel digital input 1-channel relay output Error-Correction + High-Speed Sampling OLED Display Modbus-RTU
Product Overview

Product Overview

The ESI Digital Status Monitor uses proprietary software algorithm patented technology and embedded programs, paired with industrial-grade control chips, to deliver precise data processing and predictive analysis. Integrating "measure, control, transmit, and intelligize" in one unit, it is widely used in military, petrochemical, construction, industrial parks, railways, ports, airports, agriculture, mining, equipment, meteorology, water utilities, environmental protection, renewable energy and other fields.

Thoroughly solves existing problems such as "no alarm" and "false alarm" using error-correction algorithms, high-speed sampling and other technologies, making data "reliable" and "smart-controllable".

Core Monitoring Capabilities

  • 8-Channel dry-contact digital input, independently configurable, precise status monitoring.
  • Error-Correction + High-Speed Sampling, accurate, fast and stable data, enabling early prediction.
  • 1-channel relay output, supports linkage control, quick response to on-site applications.
  • OLED display + physical buttons, RS485 communication, Modbus, 36mm compact width.
Product Features

Product Features

Accurate Data

High-speed chips capture key parameters accurately, quickly, and stably, enabling early prediction while removing unnecessary parameters such as current and voltage monitoring.

Key Parameters Expansion

Split-core high-precision sensors operate stably under strong electromagnetic interference.

All-Climate Sensor

Supports 3-channel residual current monitoring with independent configuration; 2-channel DI input and 1-channel relay output; threshold settings. Quickly adds more monitoring functions and quantities based on on-site application characteristics.

Comprehensive Acquisition

Supports linkage control; standard OLED display and physical buttons for convenient on-site query and configuration; RS485 communication, Modbus; 36mm compact width, easy to deploy even in tight spaces.

Compact and Flexible

36mm compact width design, DIN rail mounting, suitable for various compact installation scenarios.

Selection Guide

Selection Guide

Model Naming Rules

ESI - 1 O 1 1 0 - R
ESI
Product
Input Monitoring Module
1
Power
1=DC5V / 2=AC220V
O
Display
O=OLED
1
Input Channels
1=8 channels
1
Input Type
1=Dry contact input, built-in power
0
Reserved
0=Reserved
R
Communication
R=RS485 (Modbus)
Model Power Supply Display DI Inputs Relay Output RS485/Modbus
ESI-12110-RExternal 5VOLED81Yes
ESI-22110-R220VOLED81Yes
Technical Parameters

Technical Parameters

Basic Parameters

Operating VoltageDC 4.75~5.25V (5V) or AC 180~250V (220V)
Power Consumption≤2W
Operating Temperature-20℃~70℃
Operating Humidity<95%
Weight150g
Dimensions36×110×69mm (L×W×H)
Enclosure MaterialThermoplastic UL94V0
Protection RatingIP20
MountingStandard 35mm DIN rail
DisplayOLED
CommunicationRS485
ProtocolModbus

Monitoring Functions

DI InputDry contact input, built-in power
DO OutputRelay output; contact capacity: AC250V/3A, DC30V/3A; normally open contact
Installation Instructions

Installation Instructions

a

Installation Dimensions

ESI Digital status Monitor installation dimensions
36mm
Width
110mm
Height
69mm
Depth
35mm
Standard DIN Rail
b

Interface Diagram

ESI Digital status Monitor Interface diagram

Wiring Definition

TerminalDefinition
L1Live wire
NNeutral wire
5V5V DC power input
GND0V
ARS485 A
BRS485 B
DO1Output (relay, no polarity)
DO1'Output' (relay, no polarity)
DI1DI 1 (other end to GND, no polarity)
DI2DI 2 (other end to GND, no polarity)
DI3DI 3 (other end to GND, no polarity)
DI4DI 4 (other end to GND, no polarity)
DI5DI 5 (other end to GND, no polarity)
DI6DI 6 (other end to GND, no polarity)
DI7DI 7 (other end to GND, no polarity)
DI8DI 8 (other end to GND, no polarity)

Note: 220V AC input and 5V DC input are mutually exclusive.

Key Points

  • Definition: The ESI Digital Status Monitor is FEXLINK's electrical monitoring device for acquiring switch/digital signals.
  • Core Capabilities: Multi-channel digital input acquisition for monitoring breaker, contactor and relay status; supports RS485 upload.
  • Scenarios: Suitable for digital-signal monitoring of distribution-cabinet breaker status and equipment run status.
  • Related Products: ESA Electrical Safety Terminal, FG Smart Gateway, SFA Multi-Element Controller.

Frequently Asked Questions

Product FAQ

What is ESI Digital Status Monitor?

The ESI Digital Status Monitor is FEXLINK's electrical monitoring device for acquiring switch/digital signals.

What scenarios does ESI Digital Status Monitor apply to?

Suitable for digital-signal monitoring of distribution-cabinet breaker status and equipment run status.

How does ESI Digital Status Monitor differ from traditional solutions?

Compared with analog monitoring, the ESI focuses on digital signal acquisition, ideal for discrete signals such as switch status and alarm contacts.

How is ESI Digital Status Monitor installed and integrated?

DIN-rail mount inside the distribution cabinet, wire digital signals to the corresponding terminals, and connect the RS485 bus.

How can I purchase FEXLINK products or request a demo?

Submit requirements via the Contact page on the FEXLINK website, or call +86-755-8653-6148 to request a demo and selection consultation; engineers will propose a matched solution and quotation based on your scenario.

FEXLINK Business Scope

FEXLINK specializes in smart lightning protection and electrical safety, offering a product portfolio covering lightning protection, lightning online monitoring, lightning protection online monitoring, lightning arrester, intelligent lightning arrester, lightning arrester monitoring, grounding resistance, grounding monitoring for smart lightning protection scenarios, while addressing digital distribution, smart distribution, electricity meter, carbon neutral, industrial internet, carbon asset for digital business, helping enterprises achieve safe, efficient and low-carbon energy management.