SKU:WSAL32152

Kurzbeschreibung: Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports WiFi / Bluetooth / RS485 Control, With Multiple Isolation Protection Circuits, Industrial-Grade Rail-Mount Case

Industrial 1-Channel ESP32-S3 WiFi Relay Module, Supports Wi-Fi / Bluetooth, Onboard RS485 interface, With Multiple Isolation Protection Circuits, Industrial-Grade Rail-Mount Case

Industrial 1-Ch ESP32-S3 WiFi Relay Module

Based on ESP32-S3, Supports Wi-Fi / Bluetooth, Onboard RS485 interface

Built-in protection circuits such as power isolation and optocoupler isolation, Safe & Stable & Reliable

Features

• Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz
• Integrated 2.4GHz Wi-Fi and Bluetooth 5 (LE) dual-mode wireless communication, with superior RF performance
• High quality relay, contact rating: ≤10A 250VAC/30VDC
• Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors
• Onboard RTC chip, supports scheduled tasks
• Onboard USB Type-C port for power supply, firmware downloading and debugging
• Onboard power supply screw terminal, supports 5V power supply only
• Onboard optocoupler isolation to prevent interference from external high-voltage circuit
• Onboard digital isolation to prevent interference from external signal
• Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply is required for the isolated terminal
• Onboard RS485 TX/RX indicators for monitoring the operating status of the module
• Rail-mounted protective case, easy to install, safe to use

Specifications

Microcontroller	ESP32-S3 (Default module: ESP32-S3R8, customizable for other modules)
Wireless communication	2.4GHz WiFi (802.11 b/g/n, Bluetooth 5 (LE)
USB	Connector	USB Type-C
	Power supply	5V
	Functions	Power supply, USB communication, firmware downloading, etc.
ISOLATED RS485	Connector	Screw terminal
	Direction control	Automatically controlled via main controller hardware flow settings
	Protection	TVS diode, surge protection & ESD protection
	Resistor	Onboard reserved 120R matching resistor, NC by default, enabled via jumper
Relay	Contact rating	≤10A 250VAC/30VDC
	Relay channel	1
	Contact form	1 NO
	Isolation	Optocoupler isolation
LED indicators	PWR indicator	Red power indicator, lights up when there is USB connection and voltage is detected
	Relay indicator	lights up when the Normally Open (NO) is closed
	RS485 indicator	lights up green when the RS485 port sends data lights up blue when the RS485 port receives data
power supply Screw terminal	Voltage range	5V
Appearance	Enclosure	Rail-mount protective case
	Dimensions	91.6 × 23.3 × 58.7 (mm)

Based on ESP32-S3, Designed for AIoT market

Equipped with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz, with Powerful AI Computing Performance and Security Encryption Mechanism; Integrated 2.4GHz Wi-Fi and Bluetooth 5 (LE) dual-mode wireless communication

Onboard multiple isolation protection circuits

Multiple protections, more safe and reliable

High quality 1-Ch relay, supports RS485 and Bluetooth / WIFi remote control

Contact rating of the onboard relay up to 10A 250VAC/30VDC Directly controlling 220VAC home appliances, or devices below 30VDC

Supports Arduino development

Comprehensive SDK, Dev Resources, And Tutorials To Help You Easily Get Started

Application Example

Provides Multiple Networking Demos With Waveshare.Cloud, Using The Lightweight MQTT Protocol To Achieve Data Visualization Service

Interface Description

Top Terminal Block Description			Bottom Terminal Block Description
Power Supply Terminal	Power positive: DC 5V		RS485 Terminal	A+ signal pin
	Power negative
Type-C	for power supply, firmware download, and USB communication			B- signal pin
SH1.0	GND	Ground (GND)	Relay Terminal	Relay COM
	3V3	3.3V power output
	GPIO2	ESP32-S3 IO pin		Relay NO
	GPIO1	ESP32-S3 IO pin

What's On Board

1. ESP32-S3 up to 240MHz operating frequency, with 2.4GHz WiFi and BLE
2. DC-DC power modulesupports up to 3.3V 2A output
3. Pin header (2.0mm pitch)for connecting to other functional modules
4. Power supply screw terminalsupports DC 5V voltage input
5. USB Type-C port for module power supply, firmware downloading and USB communication
6. RTC battery headerfor connecting rechargeable RTC battery (SH1.0)
7. Onboard ceramic antenna
8. IPEX 1 connectorfor connecting external antenna, enabled via resoldering an onboard resistor
9. LED indicatorsPWR: Power indicatorRELAY: Relay indicator, lights up when the Normally Open (NO) is closedRS485: lights up green when the RS485 port sends data; lights up blue when the RS485 port receives data

10. Optocoupler isolation
11. Power supply isolationProvides stable isolated voltage, no extra power supply is required for the isolated terminal
12. ESP32 BOOT button
13. ESP32 RESET button
14. TVS diodeEffectively suppresses surge voltage and transient spike voltage in the circuit
15. Quality relaycontact rating: ≤10A 250V AC or ≤10A 30V DC
16. RS485 matching resistorOnboard reserved 120R matching resistor, enabled via jumper
17. RS485 and relay terminal
18. PCF85063 RTC chip
19. 16MB Flash
20. Digital isolationprevents interference from external signal
21. RS485 transceiver chip
22. ME6217C33M5GLow dropout regulator, 800mA output (Max.)
23. Thicken track for large current

Enclosure Design

Protection Enclosure with 35mm rail-mount support, easy to install, safe to use

Outline dimensions

Support Batch Customization

Support software and hardware customizationIncluding hardware interface, LOGO, label, case and web page, etc.

Resources & Services

Wiki:www.waveshare.com/wiki/ESP32-S3-Relay-1CH

Selection guide

Model	DI	DO	Relay	RS485	CAN	network port	PoE	RTC	buzzer	TF	antenna	PIN header
ESP32-S3-Relay-6CH	-	-	6	√	-	-	-	-	√	-	√	40PIN header, compatible with Raspberry Pi Pico interface, 2.54mm pitch
ESP32-S3-ETH-8DI-8RO	8	-	8	√	-	√	-	√	√	√	√	28PIN header, 2.54mm pitch
ESP32-S3-POE-ETH-8DI-8RO	8	-	8	√	-	√	√	√	√	√	√	28PIN header, 2.54mm pitch
ESP32-S3-ETH-8DI-8RO-C	8	-	8	-	√	√	-	√	√	√	√	28PIN header, 2.54mm pitch
ESP32-S3-POE-ETH-8DI-8RO-C	8	-	8	-	√	√	√	√	√	√	√	28PIN header, 2.54mm pitch
ESP32-S3-POE-ETH-8DI-8DO	8	8	-	√	√	√	√	√	√	√	√	8PIN screw terminal, 5.0mm pitch
ESP32-S3-Relay-1CH	-	-	1	√	-	-	-	√	-	-	√	20PIN header, 2.54mm pitch
ESP32-S3-RS485-CAN	-	-	-	√	√	-	-	√	-	-	√	20PIN header, 2.54mm pitch

Lieferumfang

1. ESP32-S3-Relay-1CH x1
2. SH1.0 4PIN cable ~150mm x1
3. Screwdriver x1

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• Verkäufer:

  WaveShare

• Tags: Brand_waveshare,  Cat_board,  Cat_communication,  Cat_iot,  Cat_kit,  Compat_arduino,  Compat_esp32,  Compat_raspberry_pi,  Iface_can,  Iface_rs232,  Iface_rs485,  Iface_wifi,  Platform_arduino,  Platform_esp32,  Platform_raspberry_pi,  Sub_bluetooth,  Sub_converter,  Sub_dali2,  Sub_esp32_s3,  Sub_industrial_controller,  Sub_short_range_wireless,  Sub_wired_communication