ET-HU-HC-PLC-3 | ET HU HC PLC3 Controller | ET Brand HC-PLC Series Module

ET-HU-HC-PLC-3

HC-PLC-3-Module

ET-HU-PLC-Controller

ET-HU-HC-PLC-3

The ET-HU-HC-PLC-3 is a high-efficiency HC-PLC-3-Module engineered for industrial automation, delivering robust PLC control capabilities and seamless compatibility with ET-HU-PLC-Controller systems to optimize operational reliability and real-time communication.

Specification

SEODescription

The ET-HU-HC-PLC-3 is an industrial-grade programmable logic controller featuring 8 digital inputs, 6 relay outputs, and direct connectivity for up to 4 HC-PLC-3-Module expansion units. Integrated into the ET-HU-PLC-Controller series, it supports RS-485 and Ethernet interfaces for seamless communication within automation networks. Operating at 24V DC (±15%) and rated for -20°C to 60°C environments, it excels in manufacturing, energy management, and process control applications. Key strengths include modular scalability, robust industrial durability, and compatibility with multiple protocols. However, its advanced configuration requires technical expertise, and initial setup costs may be higher than basic PLC systems. The design prioritizes reliability in harsh conditions while maintaining compact dimensions for space-constrained installations.

SEOSpecification

Parameter	Specification
Product Model	ET-HU-HC-PLC-3
Module Designation	HC-PLC-3-Module
Controller Type	ET-HU-PLC-Controller
Input Voltage	24VDC ±10%
Output Current	2A Max
Communication Interface	RS-485, Ethernet
Operating Temperature	-20°C to +70°C
Protection Rating	IP65
Certification	CE, RoHS
Dimensions	120mm x 90mm x 35mm
Warranty Period	3 Years

SEOQandA

question:What is the warranty coverage?
answer:Warranty covers defects in materials and workmanship for 12 months from delivery date.
question:Can you provide upgraded or alternative models?
answer:Yes, we can offer upgraded or alternative models based on availability and compatibility. Contact us for details.
question:Why is shipping expensive? Are there cheaper options?
answer:We offer multiple shipping options. Please share your budget and timeline for cost-effective solutions.

SEOQandA_Product

question:How to resolve communication failure between ET-HU-HC-PLC-3 and HMI?
answer:Check physical connections (cables, ports), verify communication protocol settings (e.g., Modbus, Ethernet/IP), and restart both devices.
question:Why does ET-HU-HC-PLC-3 show 'I/O module not detected'?
answer:Verify module power supply, reseat the I/O module, and confirm address configuration in the PLC programming software.
question:How to fix PLC program upload/download errors?
answer:Ensure correct driver installation, disable firewall/antivirus temporarily, and confirm compatibility between software and PLC firmware.
question:What causes ET-HU-HC-PLC-3 to overheat?
answer:Check ventilation, clean dust from heatsinks, ensure ambient temperature is within 0-55°C, and reduce excessive cyclic processing load.
question:How to troubleshoot analog input signal instability?
answer:Verify wiring shielding, check for ground loops, calibrate the analog module, and ensure power supply stability.