DSE7320MKII

 

Compatible with Cummins Generator Control Systems

 

The DSE7320MKII controller is a powerful digital controller designed for automatic control and monitoring of diesel generator sets. It features automatic start/stop, generator monitoring, power management, automatic transfer switching, data logging, remote monitoring, communication capabilities, alarm functions, and protection mechanisms. It provides comprehensive unit management and protection for efficient and reliable power generation operation.

Main Features

 

• 4-line text display • 5 menu navigation keys • Front panel editable parameters (password protected) • Power saving mode • Supports 3 remote display modules • 6 customizable digital outputs • 2 relay dry contact outputs • 6 flexible analog/digital inputs • Supports 0-10V and 4-20mA sensors • 8 customizable digital inputs • Customizable timers and alarms • 3 maintenance reminders • Quick access to fault diagnosis interface • Supports both electronic and mechanical fuel injection engines • Abnormal fuel consumption monitoring and low fuel alarm • Charging failure alarm • Manual adjustment of electronic engine speed • Emergency mode (bypass all protections) • Overload protection • Reverse power protection

• LED and LCD alarm indicators • Power monitoring (kWh, kVAr, kVAh, kVArh) • Load switching (step loading and unloading) • Mains failure auto-start (DSE7320 MKII only) • Load imbalance protection • Independent earth fault trip • Multiple preset start/stop cycles • Universal USB data cable • Built-in real-time clock • Free DSE software for parameter configuration • Customizable display language • DSE SCADA software monitoring capability • Simultaneous RS232 and RS485 support • Custom MODBUS addresses • Customizable front panel parameters • SMS control for start/stop functions • Engine idle speed for start/stop • DSENet® expansion port • Supports J1939-75 and shielded CAN alarms • 250 event logs

Technical Specifications

 

● DC Power Supply: 8V~35V

● Cranking Voltage Drop Protection: The controller can operate continuously for 50mS when voltage drops to 0V (pre-cranking voltage must be ≥10V). Voltage must recover to 5V within this period for continuous operation.

● Maximum Operating Current: 12V, 510mA; 24V, 240mA

● Maximum Standby Current: 12V, 330mA; 24V, 160mA

● Maximum Sleep Current: 12V, 40mA; 24V, 35mA

● Charging Failure/Excitation Range: 0V~35V

● Generator & Mains Voltage Range: AC 15V~415V (phase voltage L-N); AC 26V~719V (line voltage L-L)

● Frequency Range: 3.5Hz~75Hz

● Inputs: Custom digital inputs A~H; A and F can be used as switches or for resistance measurement

○ Analog Input A can be configured as: Negative signal input; 0V~10V; 4mA~20mA; 0Ω~240Ω

○ Analog Inputs B~D can be configured as: Negative signal input 0Ω~480Ω; B/C/D/E can be used as switches or for resistance measurement

● Outputs:

○ Output A (Fuel): 15A DC momentary, 5A DC continuous

○ Output B (Start): 15A DC momentary, 5A DC continuous

○ Output: AC 250V, 8A (dry contact); Custom outputs E, F, G, H, I, J

● Dimensions

○ Overall Dimensions (mm): 245 x 184 x 51

○ Panel Cutout (mm): 220 x 160

○ Maximum Panel Thickness: 8 mm

● Storage Temperature: -40℃~+85℃

● Operating Temperature

○ Standard Version: -30℃~+80℃

○ Low-Temperature Version: -40℃~+70℃

 

Compliance Standards

 

● EMC:

○ BS EN 61000-6-2: EMC Immunity for Industrial Environments

○ BS EN 61000-6-4: EMC Emission for Industrial Environments

● Electrical Safety:

○ BS EN 60950: Safety of Information Technology Equipment

● Temperature:

○ BS EN 60068-2-1: Cold Resistance Test -30°C

○ BS EN 60068-2-2: High Temperature Test +70°C

● Vibration:

○ BS EN 60068-2-6 Compliant

○ 10 cycles in each of three orthogonal axes (XYZ)

○ ±7.5mm displacement at 5Hz~8Hz

○ 2gn acceleration at 8Hz~500Hz

● Humidity:

○ BS EN 60068-2-30: 48h cyclic test at 20~55°C with 95% RH

○ BS EN 60068-2-78: 48h steady-state test at 40°C with 93% RH

● Shock:

○ BS EN 60068-2-27: 15gn shock for 11ms in three axes (3 shocks per axis)

● Enclosure Protection:

○ BS EN 60529 Compliant

 

Connection Ports