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XH-W3001 24V 240W Digital Thermostat Switch

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Component Name

XH-W3001 24V 240W Digital Thermostat Switch

Overview

The XH-W3001 is a 24V 240W digital thermostat switch designed for precise temperature control in various industrial and commercial applications. This component combines advanced thermistor technology with a robust switching mechanism to provide reliable and efficient temperature management.

Functionality

The XH-W3001 digital thermostat switch is designed to regulate temperature in various systems, including HVAC, refrigeration, and industrial processes. It features a thermistor sensor that continuously monitors the ambient temperature and sends the data to the internal microcontroller. The microcontroller then compares the temperature reading with the setpoint and adjusts the relay output to turn on or off the connected load, thus maintaining the desired temperature.

Key Features

  • High Accuracy: The XH-W3001 boasts an accuracy of 0.5C, ensuring precise temperature control and minimizing temperature deviations.
  • Wide Temperature Range: The device can operate within a temperature range of -40C to 120C, making it suitable for a broad range of applications.
  • High-Power Switching: The XH-W3001 can handle a maximum load of 240W at 24V, making it suitable for high-power applications.
  • Digital Display: The device features a clear and intuitive LCD display that shows the current temperature, setpoint, and relay status, providing users with real-time feedback.
  • Adjustable Hysteresis: The XH-W3001 allows users to adjust the hysteresis (differential) between the setpoint and the actual temperature, enabling customized temperature control.
  • Over-Temperature Protection: The device features built-in over-temperature protection, which automatically turns off the output relay if the temperature exceeds a predetermined limit, preventing damage to the connected load.
  • Compact Design: The XH-W3001 has a compact design, making it easy to integrate into tight spaces and reducing the overall size of the system.
  • Relay Output: The device features a normally open (NO) and normally closed (NC) relay output, allowing users to configure the output according to their specific needs.
  • Simple Configuration: The XH-W3001 can be easily configured using the onboard buttons and LCD display, eliminating the need for complex programming or external interfaces.

Input Voltage

24V DC

Input Current

10mA

Output Power

240W

Output Voltage

24V DC

Temperature Range

-40C to 120C

Accuracy

0.5C

Hysteresis

Adjustable (0.1C to 10C)

Relay Type

SPDT ( Normally Open and Normally Closed)

Operating Humidity

20% to 80% RH

Operating Temperature

-20C to 70C

Storage Temperature

-40C to 120C

Certifications and Compliance

CE certified

RoHS compliant

REACH compliant

Applications

The XH-W3001 24V 240W digital thermostat switch is suitable for various applications, including

HVAC systems

Refrigeration systems

Industrial processes

Laboratory equipment

Medical devices

Food processing systems

Conclusion

The XH-W3001 24V 240W digital thermostat switch is a reliable and efficient temperature control solution for industrial and commercial applications. Its high accuracy, wide temperature range, and adjustable hysteresis make it an ideal choice for precise temperature management. With its compact design and simple configuration, the XH-W3001 is an excellent addition to any temperature-controlled system.

Pin Configuration

  • XH-W3001 24V 240W Digital Thermostat Switch Pinout and Connection Guide
  • The XH-W3001 is a 24V 240W digital thermostat switch, designed for precise temperature control in various IoT applications. This documentation provides a detailed explanation of each pin and a step-by-step connection guide.
  • Pinout:
  • 1. VCC (Pin 1): 24V DC power supply input. Connect a 24V DC power source to this pin.
  • 2. GND (Pin 2): Ground connection. Connect to the negative terminal of the power supply or a common ground point.
  • 3. VIN (Pin 3): Input voltage monitoring pin. This pin is used to monitor the input voltage. Connect to a voltage divider circuit or a voltage sensor if required.
  • 4. THERM (Pin 4): Thermistor input. Connect a thermistor or temperature sensor to this pin.
  • 5. SETTING (Pin 5): Setting button input. Connect a normally open (NO) button or switch to this pin. This pin is used to set the desired temperature.
  • 6. TEMP_UP (Pin 6): Temperature increase button input. Connect a normally open (NO) button or switch to this pin. This pin is used to increase the set temperature.
  • 7. TEMP_DOWN (Pin 7): Temperature decrease button input. Connect a normally open (NO) button or switch to this pin. This pin is used to decrease the set temperature.
  • 8. ALARM (Pin 8): Alarm output. This pin is used to trigger an alarm or notification when the temperature exceeds the set point.
  • 9. RELAY (Pin 9): Relay control output. This pin controls the built-in relay. Connect the load (e.g., a heating element or fan) to the relay's output.
  • 10. GND (Pin 10): Ground connection. Connect to the negative terminal of the power supply or a common ground point.
  • Connection Guide:
  • 1. Power Connection:
  • Connect the 24V DC power supply to VCC (Pin 1) and GND (Pin 2).
  • 2. Thermistor Connection:
  • Connect the thermistor or temperature sensor to THERM (Pin 4).
  • 3. Button Connections:
  • Connect the setting button to SETTING (Pin 5).
  • Connect the temperature increase button to TEMP_UP (Pin 6).
  • Connect the temperature decrease button to TEMP_DOWN (Pin 7).
  • 4. Alarm Connection:
  • Connect the alarm circuit or notification device to ALARM (Pin 8).
  • 5. Relay Connection:
  • Connect the load (e.g., a heating element or fan) to the relay's output.
  • Make sure to use the correct relay configuration (e.g., NO or NC) based on your application.
  • 6. Grounding:
  • Connect GND (Pin 2) and GND (Pin 10) to a common ground point or the negative terminal of the power supply.
  • Important Notes:
  • Ensure the power supply voltage is within the recommended range (24V DC).
  • Use suitable wire gauges and insulation for connections to prevent damage or electrical shock.
  • Follow proper wiring and installation practices to avoid electrical noise or interference.
  • By following this pinout and connection guide, you can successfully integrate the XH-W3001 24V 240W digital thermostat switch into your IoT project or application.

Code Examples

XH-W3001 24V 240W Digital Thermostat Switch Documentation
Overview
The XH-W3001 is a 24V 240W digital thermostat switch, designed for use in various IoT applications, such as temperature control, heating and cooling systems, and industrial automation. This component provides high accuracy and reliability, with a wide operating temperature range and multiple output modes.
Features
Operating voltage: 24V
 Maximum power: 240W
 Temperature measurement range: -55C to 125C
 Accuracy: 0.5C
 Multiple output modes: relay output, analog output, and serial communication
 Compatible with various temperature sensors (e.g., DS18B20, PT100, NTC10K)
Pinout
| Pin | Function |
| --- | --- |
| VCC | 24V power supply |
| GND | Ground |
| IN | Input for temperature sensor |
| OUT | Relay output (normally open and normally closed) |
| VOUT | Analog output (0-10V) |
| TX | Serial communication (UART) |
| RX | Serial communication (UART) |
Example 1: Basic Temperature Control with Arduino
In this example, we will use the XH-W3001 to control a heater based on the temperature reading from a DS18B20 temperature sensor.
Hardware Requirements
Arduino Board (e.g., Arduino Uno)
 XH-W3001 digital thermostat switch
 DS18B20 temperature sensor
 Heater (e.g., 12V DC heater)
Software Requirements
Arduino IDE
Code
```c++
#include <DallasTemperature.h>
#define THERMOSTAT_VCC  2 // VCC pin on the XH-W3001
#define THERMOSTAT_GND  3 // GND pin on the XH-W3001
#define TEMP_SENSOR_PIN 4 // Pin for the DS18B20 temperature sensor
#define HEATER_PIN      5 // Pin for the heater
DallasTemperature sensors(&Wire);
void setup() {
  pinMode(THERMOSTAT_VCC, OUTPUT);
  pinMode(THERMOSTAT_GND, OUTPUT);
  pinMode(TEMP_SENSOR_PIN, INPUT);
  pinMode(HEATER_PIN, OUTPUT);
  
  digitalWrite(THERMOSTAT_VCC, HIGH);
  digitalWrite(THERMOSTAT_GND, LOW);
  
  sensors.begin();
}
void loop() {
  float temperature = sensors.getTempCByIndex(0);
  if (temperature < 20.0) {
    digitalWrite(HEATER_PIN, HIGH);
  } else {
    digitalWrite(HEATER_PIN, LOW);
  }
  delay(1000);
}
```
Example 2: Serial Communication with Raspberry Pi
In this example, we will use the XH-W3001 to send temperature data to a Raspberry Pi via serial communication.
Hardware Requirements
Raspberry Pi (e.g., Raspberry Pi 4)
 XH-W3001 digital thermostat switch
 Temperature sensor (e.g., PT100)
Software Requirements
Python 3.x
Code
```python
import serial
# Open the serial port
ser = serial.Serial('/dev/ttyUSB0', 9600)
while True:
    # Send a command to the XH-W3001 to read the temperature
    ser.write(b'temp
')
    
    # Read the response from the XH-W3001
    response = ser.readline()
    
    # Parse the response to extract the temperature value
    temperature = float(response.decode().strip())
    
    print(f'Temperature: {temperature:.2f}C')
    
    # Wait for 1 second before taking the next reading
    time.sleep(1)
```
Example 3: Analog Output Control with ESP32
In this example, we will use the XH-W3001 to control an analog output based on the temperature reading.
Hardware Requirements
ESP32 board (e.g., ESP32 DevKitC)
 XH-W3001 digital thermostat switch
 Analog output device (e.g., LED driver)
Software Requirements
Arduino IDE
Code
```c++
const int analogOutputPin = 25; // Pin for the analog output
const int tempSensorPin = 32; // Pin for the temperature sensor
void setup() {
  pinMode(analogOutputPin, OUTPUT);
  pinMode(tempSensorPin, INPUT);
}
void loop() {
  int temperature = analogRead(tempSensorPin);
  temperature = map(temperature, 0, 4095, -50, 125);
  
  if (temperature < 20) {
    analogWrite(analogOutputPin, 255); // 100% duty cycle
  } else {
    analogWrite(analogOutputPin, 0); // 0% duty cycle
  }
  delay(1000);
}
```
These examples demonstrate the versatility of the XH-W3001 digital thermostat switch and its compatibility with various microcontrollers and programming languages.