POPULACE
Deep Sea Controller Auto Start Control Module DSE7320 MKII for generator
Model: DSE7320 MKII
Deep Sea Controller DSE7320 MKII,factory price with CE verified.
| Warranty | 13 months |
|---|---|
| Place of Origin | Fujian, China |
| Brand Name | POPULACE |
| Model Number | DSE7320 MKII |
| Overall Size | 245 x 184 x 51 mm |
| Certification | CE,ISO9001 |
| Panel Cutout Size | 220 x 160 mm |
TEST VIDEO
Deep Sea Controller Auto Start Control Module DSE7320 MKII for generator
General Features
![]() | Deep Sea Controller Auto Start Control Module DSE7320 MKII for generator The DSE7320 MKII is a powerful, new generation Auto Mains (Utility) Failure genset control module with a highly sophisticated level of new features and functions, presented in the usual user-friendly format. Suitable for a wide variety of single, diesel or gas Gen-set applications. |
![]() | Features *OVERALL SIZE 245 mm x 184 mm x 51 mm (9.6″ x 7.2″ x 2.0″)*WEIGHT 1KG*PANEL CUTOUT SIZE 220 mm x 160 mm (8.7″ x 6.3″)*MAXIMUM PANEL THICKNESS 8.0 mm (0.3″)*PRODUCT VARIANTS 7320-03 – 7320 MKII Auto Mains (Utility) Failure Control Module |
Product Display


| Product Name | Deep Sea Controller Auto Start Control Module DSE7320 MKII for generator | |
| DC SUPPLY | CONTINUOUS VOLTAGE RATING | 8V to 35V Continuous |
| 5V for up to 1 minute | ||
| MAXIMUM OPERATING CURRENT | 510mA at 12V,240mA at 24V | |
| MAXIMUM STANDBY CURRENT | 330mA at 12V,160mA at 24V |
Comparison of different versions | ||
Item | DSE7320 | DSE7320MKII |
Front |
|
|
Back |
|
|
Microprocessor (CPU) | Single-core processor | Dual-core processor |
Analog input | 4 | 6 |
Support sensor type | Only supports resistive type | Supporting resistance, voltage and current types |
Open circuit alarm of the temperature sensor | NO | YES |
Digital output | 8 | 10 |
Support the latest software | NO | YES |
How about Update the DSE7320 software off internert?
Please contact us to obtain the installation package file. |
1.Please download the file: “DSE 7320 Software and off internet file 20200804.rar” .
This file include :configuration-suite-installer(install file), Microsoft.net framework V 4.5,
Insallation Manual(PDF file), Off internet files 20200804(Update software of off Internet file).

2.Please install the DSE configuration suite software on PC to well.
3.Please cut off your internet.
4.Pointing “Start” from PC, finding the name of “Deep Sea Electronics plc” file. Please looking the picture:

(Noted: Please don’t update from Internet)
4.Please doing the “Update from Local Source”, Finding the Off internet files 20200804
(Update software of off Internet file). After to pointing “OK” to waiting next step.

4.Selecting “ Custom update, Base your need models to update.After sure the update ,to start update your file.
Looking the picture:
Now updating files need few times.
5.Update completed succsfully , Please sure “ok” it . So update is finish is ok.

Please don’t update the software when you are using time.
Generator Deep Sea Controller DSE7320 MKII: A Comprehensive Guide for Diesel Generator Parts Buyers
1. What is the Generator Deep Sea Controller DSE7320 MKII?
1.1 Overview and Key Features
The Deep Sea Controller DSE7320 MKII is a cutting-edge digital control system designed for diesel generators, engineered by Deep Sea Electronics, a leading manufacturer in the power generation industry. This controller is part of the deepseaplc product portfolio, renowned for its reliability, precision, and adaptability in diverse operational environments. The DSE7320 MKII integrates advanced microprocessor technology to manage critical functions such as engine speed control, voltage regulation, load sharing, and fault detection. Its modular design allows seamless integration with various generator sets, making it a versatile solution for commercial, industrial, and backup power applications.
One of its standout features is the auto mains failure detection system, which automatically switches the generator to standby mode when grid power is interrupted. This ensures uninterrupted power supply to critical infrastructure, such as hospitals, data centers, and manufacturing plants. The controller also supports remote monitoring via optional communication modules, enabling users to troubleshoot and adjust settings remotely.
1.2 Technical Specifications and Applications
The DSE7320 MKII operates within a voltage range of 200–500 V and supports frequencies of 50/60 Hz, catering to global power standards. It features a rugged IP54-rated enclosure, protecting against dust and moisture, and supports load banks for testing and maintenance. Key applications include:
- Backup Power Systems: Hospitals, emergency services, and telecom towers.
- Commercial Installations: Shopping malls, hotels, and office buildings.
- Industrial Use: Factories, oil rigs, and mining operations.
Buyers should note that the controller requires a compatible diesel engine (e.g., Cummins, Perkins) and a generator set with appropriate voltage and frequency specifications. For detailed compatibility, refer to deepseaplc’s technical documentation.
2. Wiring Diagrams, Configuration, and Commissioning Methods
2.1 Understanding the Wiring Diagram
The DSE7320 MKII’s wiring diagram is standardized to simplify installation. Key components include:
- Engine Interface: Connections for tachometer, fuel control, and start/stop signals.
- Generator Interface: Voltage and current sensors, excitation control, and load sharing inputs.
- Auxiliary Inputs/Outputs: Alarm relays, auto mains failure detection, and remote start signals.
A typical wiring diagram (Figure 1) shows the controller connected to the engine’s ECM (Electronic Control Module) and the generator’s voltage transformer. Users must adhere to color-coding standards (e.g., red for +24V, black for ground) to avoid misconnections.

2.2 Configuration and Commissioning
Commissioning involves three stages:
- Initial Setup: Load the default firmware via the deepseaplc configuration suite (covered in Section 5).
- Parameter Adjustment: Calibrate engine speed, voltage setpoints, and load sharing thresholds using the controller’s keypad.
- Testing: Simulate auto mains failure scenarios to verify automatic transfer and synchronization with the grid.
For large installations, Deep Sea Electronics recommends using a laptop to configure parameters en masse, reducing manual errors.
3. Installation, Repair, and Troubleshooting
3.1 Installation Best Practices
- Location: Mount the controller in a dry, ventilated area away from exhaust fumes.
- Tools Required: Screwdrivers, crimping tools, and a multimeter.
- Safety: Disconnect power and follow lockout-tagout procedures.
A step-by-step guide:
- Secure the controller to a panel using M6 screws.
- Route cables through gland nuts and connect to terminals.
- Power up the system and verify LED indicators.
3.2 Common Repairs and Troubleshooting
Issue 1: Engine Fails to Start
- Check fuel pressure, air filter, and tachometer signal.
- Use the controller’s diagnostic codes (displayed on the LCD) to identify faults.
Issue 2: Voltage Instability
- Calibrate the AVR (Automatic Voltage Regulator) via the configuration suite.
- Replace faulty voltage sensors if necessary.
4. Solving the DSE7320 MKII Display Not Working
4.1 Diagnosing Display Issues
A non-functional display could indicate:
- Power Supply Failure: Test the +24V input using a multimeter.
- Faulty LCD Module: Replace the module if backlight and buttons are unresponsive.
- Software Glitch: Reset the controller by holding the “Reset” button for 10 seconds.
4.2 Advanced Solutions
If the display remains unresponsive:
- Use the deepseaplc configuration suite to check for firmware errors.
- Perform a factory reset (via the keypad) to restore default settings.
- Consult the DSE7320 MKII Service Manual for hardware troubleshooting steps.
5. Accessing Configuration Suite Software and Support Documentation
5.1 Downloading the Configuration Suite
The DSE7320 MKII Configuration Suite is available on deepseaplc’s official website. Follow these steps:
- Visit www.deepseaplc.com.
- Navigate to the “Support” section and select “Downloads.”
- Enter your product serial number to access licensed software.
5.2 Utilizing Support Documentation
- User Manual: Provides wiring diagrams, parameter descriptions, and safety guidelines.
- FAQ Database: Addresses common issues like auto mains failure calibration.
- Technical Bulletins: Updates on firmware patches and hardware revisions.
6. Manual Programming Without a Laptop
6.1 Keypad Navigation Basics
The DSE7320 MKII’s keypad allows manual programming using:
- Mode Buttons: Switch between “Run,” “Setup,” and “Service” modes.
- Navigation Keys: Adjust parameters like RPM setpoints and voltage thresholds.
6.2 Step-by-Step Manual Setup
- Enter “Setup Mode” by pressing “Menu” + “Enter.”
- Navigate to “Engine Parameters” and input rated RPM (e.g., 1500 RPM).
- Adjust voltage setpoints (e.g., 400 V ±2%) using the up/down arrows.
- Save changes and exit.
This method is ideal for small-scale installations where laptop access is limited.
7. Configuring Frequency and Resolving Under/Over-Frequency Issues
7.1 Frequency Configuration
The DSE7320 MKII supports 50/60 Hz operation. To configure:
- Access the “Generator Parameters” menu.
- Select “Frequency” and choose the desired setting.
- Calibrate the tachometer signal to match the engine’s rated RPM.
7.2 Troubleshooting Frequency Issues
- Under-Frequency: Check for overloaded generators or faulty tachometer sensors.
- Over-Frequency: Verify governor settings and ensure no short circuits in the excitation circuit.
For persistent issues, use the controller’s auto mains failure logs to trace anomalies during grid transitions.
Conclusion: Maximizing the DSE7320 MKII’s Performance
The Deep Sea Controller DSE7320 MKII is a robust solution for diesel generator control, offering scalability, precision, and ease of use. Buyers should prioritize compatibility checks, leverage deepseaplc’s support resources, and adhere to safety protocols during installation. By mastering its configuration and troubleshooting features, users can ensure uninterrupted power delivery and extend the generator’s lifespan. For further insights, visit Deep Sea Electronics’ knowledge base or attend their technical webinars.
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View All →FAQ
Yes, our factory is located in Xiamen,Fujian. Sincerely welcome you to visit us in China.
Yes, we are very glad to offer samples for your testing.
Normally 1 years warranty. If it is our quality problem, we will replace the new one or repair it for you.
Yes, we will check the quality 100% before we send out the goods.
If goods in stock,it needs 2-3 days after payment. If big quality and not in stock, it will needs about 3-7 days to make.
T/T, Western Union, Paypal, Alibaba order link, Money Gram, RMB directly. Cash.
Sea, Air or Express(FedEx,DHL,UPS,TNT,Aramex Etc.)
17 Years Experience for Genset Parts
POPULACE has 17 years of experience supplying generator parts worldwide — reliable, OEM-compatible, and built for continuous operation.
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