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Unit 2Relay

SKU:U131

Description

Unit 2Relay is a dual relay expansion unit, integrating 2 contact-type relays, supporting on/off voltage levels of AC 250V / DC 28V, with a load rated current of up to 8A. Each relay is controlled by an independent IO and includes a status indicator light, suitable for power control of household appliances or for switching circuits in industrial equipment.

Features

  • 2 relays
  • AC 250V@8A/DC 28V@8A
  • Status indicator light

Includes

  • 1 x Unit 2Relay
  • 1 x HY2.0-4P Grove connection cable (20cm)
  • 2 x VH3.96-4P terminals

Applications

  • AC/DC signal switching
  • Power on/off for digital devices

Specifications

Specification Parameter
Max Switching Voltage AC 250V / DC 28V
Rated Current 8A
Coil Control Voltage DC 5V
Coil Power Consumption 5V@154mA
Coil Action Time ≤ 8ms
Coil Release Time ≤ 5ms
Contact Form Normally Open (NO)
Contact Material AgSnO2
Relay Indicator Light Blue x2
Product Size 56.0 x 24.0 x 19.0mm
Product Weight 20.0g
Package Size 138.0 x 93.0 x 20.0mm
Gross Weight 31.2g

Learn

This relay is driven by IO output high/low level signals, so before connecting to the main controller, ensure that the connected port IO supports configuration as output mode. (Note: ESP32's G36 does not allow configuration as output mode, so PORT.B will not be able to drive properly)

Schematics

PinMap

Unit 2Relay

HY2.0-4P Black Red Yellow White
PORT.A GND 5V RELAY-2 RELAY-1

Model Size

Softwares

Arduino

UiFlow1

UiFlow2