OWON SPE3102 30V 10A Programmable DC Power Supply Documentation

Component Description

OWON SPE3102 30V 10A Programmable DC Power Supply

Overview

The OWON SPE3102 is a high-performance, programmable DC power supply designed for a wide range of applications, including laboratory testing, production testing, and research and development. This 30V 10A DC power supply offers advanced features, high accuracy, and reliability, making it an ideal choice for various industries, including electronics, automotive, aerospace, and more.

Functionality

The OWON SPE3102 is a programmable DC power supply that can generate a stable and adjustable DC output voltage and current. The device is capable of delivering a maximum output power of 300W, with a voltage range of 0-30V and a current range of 0-10A. The power supply features a high-resolution, color TFT LCD display that shows real-time voltage, current, and power readings, as well as various settings and menu options.

Key Features

Programmable Output: The SPE3102 allows users to program the output voltage and current using the front panel or through remote control via USB, RS232, or LAN interfaces.
High Accuracy: The power supply features high accuracy voltage and current measurement, with a voltage accuracy of 0.05% and a current accuracy of 0.2%.
Fast Transient Response: The SPE3102 has a fast transient response, with a rise time of 50s and a fall time of 100s, making it suitable for a wide range of applications, including rapid voltage changes and pulse testing.
Multi-Functionality: The power supply offers various operation modes, including:
Safety Features:
Communication Interfaces: The SPE3102 features multiple communication interfaces, including:

Constant Voltage (CV)	Maintains a constant output voltage, regardless of changes in load current.
Constant Current (CC)	Maintains a constant output current, regardless of changes in load voltage.
Constant Power (CP)	Maintains a constant output power, regardless of changes in load voltage and current.
Overvoltage Protection (OVP)	Prevents damage to the power supply and load from excessive voltage.
Overcurrent Protection (OCP)	Prevents damage to the power supply and load from excessive current.
Short Circuit Protection (SCP)	Automatically shuts off the output when a short circuit is detected.

USB

For remote control and data logging using a PC.

RS232

For remote control and data logging using a PC or other serial device.

LAN

For remote control and data logging using a network-connected PC or device.

Storage and Recall: The power supply has a built-in memory that can store up to 10 sets of voltage and current values, allowing users to quickly recall and apply customized settings.

Technical Specifications

Output Voltage Range

0-30V

Output Current Range

0-10A

Output Power

300W

Voltage Accuracy

0.05%

Current Accuracy

0.2%

Rise Time

50s

Fall Time

100s

Interface

USB, RS232, LAN

Display

Color TFT LCD, 3.5 inches

Operating Environment

0C to 40C, 20% to 80% RH

Dimensions

215mm x 140mm x 280mm (W x H x D)

Applications

The OWON SPE3102 30V 10A Programmable DC Power Supply is suitable for a wide range of applications, including

Electronics Design and Testing

Ideal for testing and debugging electronic circuits, components, and systems.

Automotive Testing

Suitable for testing automotive systems, including batteries, starters, and alternators.

Aerospace and Defense

Used in testing and debugging of aerospace and defense-related electronic systems.

Research and Development

Ideal for scientists and researchers who need a reliable and accurate power supply for various experiments and projects.

Overall, the OWON SPE3102 30V 10A Programmable DC Power Supply offers a unique combination of high precision, advanced features, and versatility, making it an ideal choice for various industries and applications.

Pin Configuration

OWON SPE3102 30V 10A Programmable DC Power Supply Pinout Documentation
The OWON SPE3102 is a programmable DC power supply that offers a high degree of flexibility and accuracy in voltage and current regulation. The device has a total of 15 pins, which are carefully labeled and color-coded to ensure easy identification and connection. Here is a point-by-point explanation of each pin and how to connect them:
Pin 1: V+ (Red)
Function: Output Positive Voltage
Description: This pin provides the positive output voltage of the power supply, which can be programmed between 0V and 30V.
Connection: Connect to the positive terminal of the load or device being powered.
Pin 2: V- (Black)
Function: Output Negative Voltage
Description: This pin provides the negative output voltage of the power supply, which is typically connected to the ground of the load or device being powered.
Connection: Connect to the negative terminal of the load or device being powered.
Pin 3: Sense + (White)
Function: Voltage Sense Positive
Description: This pin is used to sense the output voltage of the power supply and provide feedback to the internal voltage regulation circuit.
Connection: Connect to the positive terminal of the load or device being powered, in parallel with Pin 1 (V+).
Pin 4: Sense - (Black)
Function: Voltage Sense Negative
Description: This pin is used to sense the output voltage of the power supply and provide feedback to the internal voltage regulation circuit.
Connection: Connect to the negative terminal of the load or device being powered, in parallel with Pin 2 (V-).
Pin 5: GND (Black)
Function: Ground
Description: This pin provides a ground connection for the power supply and is used as a reference point for the internal voltage regulation circuit.
Connection: Connect to the system ground or a common ground point.
Pin 6: D+ (Green)
Function: USB Data +
Description: This pin is used for USB communication with the power supply and is typically connected to a USB host device.
Connection: Connect to a USB host device, such as a computer.
Pin 7: D- (White)
Function: USB Data -
Description: This pin is used for USB communication with the power supply and is typically connected to a USB host device.
Connection: Connect to a USB host device, such as a computer.
Pin 8: VCC (Red)
Function: Internal Power Supply
Description: This pin provides an internal power supply voltage for the power supply's microcontroller and other internal components.
Connection: No external connection required.
Pin 9: RX (Yellow)
Function: Serial Receive
Description: This pin is used for serial communication with the power supply and is typically connected to a serial terminal or device.
Connection: Connect to a serial terminal or device, such as a serial-to-USB adapter.
Pin 10: TX (Blue)
Function: Serial Transmit
Description: This pin is used for serial communication with the power supply and is typically connected to a serial terminal or device.
Connection: Connect to a serial terminal or device, such as a serial-to-USB adapter.
Pin 11: EN (Orange)
Function: Enable
Description: This pin is used to enable or disable the output voltage of the power supply.
Connection: Connect to a logic-level input, such as a digital output from a microcontroller.
Pin 12: FLT (Brown)
Function: Fault
Description: This pin indicates a fault condition, such as overcurrent or overvoltage, and can be used to trigger an interrupt or alarm.
Connection: Connect to a fault detection circuit or alarm device.
Pin 13: CV (Gray)
Function: Constant Voltage
Description: This pin is used to set the output voltage of the power supply in constant voltage mode.
Connection: Connect to a voltage-setting circuit or potentiometer.
Pin 14: CC (Purple)
Function: Constant Current
Description: This pin is used to set the output current of the power supply in constant current mode.
Connection: Connect to a current-setting circuit or potentiometer.
Pin 15: GND (Black)
Function: Ground
Description: This pin provides an additional ground connection for the power supply.
Connection: Connect to the system ground or a common ground point.
When connecting the pins, ensure that the cables are securely fastened to the terminals and that the connections are clean and free of oxidation. It is also recommended to use a suitable gauge of wire to minimize voltage drops and ensure reliable operation. Always refer to the device's datasheet and manufacturer's documentation for specific connection guidelines and safety precautions.

Code Examples

OWON SPE3102 30V 10A Programmable DC Power Supply

Overview

The OWON SPE3102 is a programmable DC power supply that offers high accuracy and stability. It features a wide range of output voltage (0-30V) and current (0-10A) making it suitable for various applications in electronics, robotics, and IoT development. This documentation provides a comprehensive guide on how to use the OWON SPE3102 programmable DC power supply in different contexts.

Features

Output voltage: 0-30V
 Output current: 0-10A
 High accuracy and stability
 Programmable via serial communication (RS232, USB, or GPIB)
 Supports multiple communication protocols (SCPI, LXI, and IVI)

Communication Protocols

The OWON SPE3102 supports multiple communication protocols, including SCPI, LXI, and IVI. For demonstration purposes, we will focus on the SCPI protocol.

Code Examples

### Example 1: Basic Usage with Python (RS232)

In this example, we will demonstrate how to use the OWON SPE3102 with Python using the RS232 serial communication protocol.

Hardware Requirements

OWON SPE3102 programmable DC power supply
 RS232 serial cable
 Serial-to-USB adapter (optional)
 Python-compatible computer or microcontroller

Software Requirements

Python 3.x
 PySerial library (optional)

Code
```python
import serial

# Initialize serial communication
ser = serial.Serial('COM3', 9600, timeout=1)  # Replace COM3 with your serial port

# Set output voltage to 12V
ser.write(b'VOLT 12
')
response = ser.readline().decode().strip()
print(response)

# Set output current to 5A
ser.write(b'CURR 5
')
response = ser.readline().decode().strip()
print(response)

# Turn on the output
ser.write(b'OUTP ON
')
response = ser.readline().decode().strip()
print(response)

# Close the serial connection
ser.close()
```
### Example 2: Remote Monitoring with Node.js (Ethernet)

In this example, we will demonstrate how to use the OWON SPE3102 with Node.js using the Ethernet communication protocol.

Hardware Requirements

OWON SPE3102 programmable DC power supply with Ethernet interface
 Ethernet cable
 Node.js-compatible computer

Software Requirements

Node.js 14.x
 net module (built-in)

Code
```javascript
const net = require('net');

// Establish a TCP connection to the power supply
const client = new net.Socket();
client.connect(23, '192.168.1.100', () => {  // Replace with your power supply's IP address and port
  console.log('Connected to the power supply');

// Set output voltage to 15V
  client.write('VOLT 15
');

// Set output current to 3A
  client.write('CURR 3
');

// Turn on the output
  client.write('OUTP ON
');

// Get the current output voltage and current
  client.write('MEAS:VOLT?
');
  client.on('data', (data) => {
    console.log(`Current output voltage: ${data.toString().trim()}`);
  });

client.write('MEAS:CURR?
');
  client.on('data', (data) => {
    console.log(`Current output current: ${data.toString().trim()}`);
  });
});

client.on('close', () => {
  console.log('Connection closed');
});
```
These examples demonstrate the basic usage of the OWON SPE3102 programmable DC power supply in different contexts. You can modify the code to suit your specific requirements and applications.

Important Notes

Always refer to the OWON SPE3102 user manual for detailed instructions and safety precautions.
 Ensure that the power supply is properly configured and calibrated before use.
 Use the correct communication protocol and settings for your specific application.

By following this documentation and code examples, you can successfully integrate the OWON SPE3102 programmable DC power supply into your IoT projects and applications.