Overview

The DL-5100 Communication Converter is designed to interface with OVMS-50 via RS-485 MODBUS RTU communication. It enables alarm data transmission and supports RS-232 printing functions. The device is DIN rail-mountable and operates efficiently in industrial environments.

1. Safety Information (p.3-4)

• Electrical Hazards:
  • Power must be isolated before installation or maintenance.
  • High voltage may be present; follow safety guidelines strictly.
• Electrostatic Discharge (ESD) Precautions:
  • Avoid static electricity discharges.
  • Store and handle electronic components properly.

2. Storage Before Installation (p.5)

• Store in a dry, sheltered area to prevent environmental damage.
• Inspect all components for physical damage before installation.

3. System Description & Pin Assignments (p.6-7)

• Functionality:
  • Receives alarm data from OVMS-50 via RS-485 MODBUS RTU.
  • Transmits alarm logs via RS-232 to an external printer.
  • Supports real-time clock synchronization via MODBUS commands.
• Hardware Overview:
  • DIN Rail Mounting (35mm)
  • LED Indicators for Power & Communication

4. Installation & Wiring (p.8)

• Communication Connections:
  • RS-485 MODBUS RTU: For OVMS-50 integration.
  • RS-232 Output: Connects to thermal printers or external loggers.
• Power Connection:
  • 24V DC power input with 1VA consumption.

5. Communication Settings (p.9)

• OVMS-50 Communication Settings:
  • Baud Rate: 9600
  • Address: 0x11
• PC Communication Settings (DL-9000):
  • Baud Rate: 9600
  • Stop Bit: 1
  • Data Bit: 8
  • Parity: None
  • Slave Address: 0x01

6. Data Handling (p.9-10)

• Read Data (MODBUS Register Mapping):
  • Retrieves date, time, alarm status, and device info.
  • Supported formats: BCD (Binary-Coded Decimal).
• Write Data (MODBUS Commands):
  • Allows time synchronization and configuration updates.

7. Technical Specifications (p.6)

• Power Supply: 24V DC, 1VA
• Communication Interfaces:
  • 2 x RS-485 MODBUS RTU
  • 1 x RS-232 Output
• Environmental Conditions:
  • Operating Temperature: 0°C to 70°C
  • Storage Temperature: -20°C to 70°C
• Mechanical Data:
  • Material: Aluminum, Chromate Coating
  • Dimensions: 105 × 76 × 53 mm
  • Protection Class: IP20

8. Revision History (p.10-11)

• Version R1 (2025.03.01) – First revision of the technical manual.