Main Components
The SAM Electronics DAP 2200 Monitoring & Control System is a modular marine automation platform designed for continuous machinery supervision and alarm processing. The system consists of dedicated operator panels and intelligent controller units working together over a communication network.
Major components include:
- DAP 2200-ECR Controller Unit
- DAP 2200-ACC Controller Unit
- Monitoring & Control Operator Panel
- LCD Display Module
- CPU & Logic Processing Board
- Main Control PCB
- Alarm Processing Module
- Digital Input Interface
- Relay Output Module
- RS-485 Communication Interface
- Power Supply Circuit
- Fuse Protection Board
- Terminal Block Assembly
- Address Configuration Switches
- Internal Communication PCB
These modules continuously exchange operational data with the vessel's Integrated Automation System (IAS) and machinery monitoring network.
Marine Applications
The SAM Electronics DAP 2200 is widely installed on modern commercial vessels where centralized machinery monitoring is essential.
Typical applications include:
- Container Ships
- Bulk Carriers
- Oil Tankers
- Chemical Tankers
- LNG & LPG Carriers
- Offshore Support Vessels
- FPSO Units
- Passenger Ships
- Ro-Ro Vessels
- Naval Ships
Typical onboard monitoring functions include:
- Main Engine Monitoring
- Auxiliary Engine Monitoring
- Generator Alarm Monitoring
- Fire Alarm Integration
- Water Ingress Alarm Monitoring
- Bridge Alarm Monitoring
- Dead Man Alarm System
- Duty Engineer Alarm
- Machinery Alarm System (AMS)
- Integrated Automation System (IAS)
- Engine Control Room (ECR) Monitoring
- Accommodation Alarm Monitoring
The distributed architecture allows multiple operator stations to monitor the same automation network simultaneously.
Common Problems & Troubleshooting
| Problem |
Possible Cause |
Recommended Solution |
| LCD Display Blank |
24VDC power failure |
Check input voltage, fuse, and internal power supply |
| Alarm Not Displayed |
Communication interruption |
Verify RS-485 network wiring and controller status |
| Keypad Not Responding |
Membrane keypad failure |
Inspect keypad assembly and main PCB |
| Communication Error |
RS-485 cable fault |
Check communication cable, address settings, and termination |
| Continuous Alarm |
Active machinery fault |
Identify alarm source before acknowledgement |
| Fire Alarm Not Received |
Input module fault |
Inspect fire alarm interface and input terminals |
| Water Ingress Alarm Failure |
Sensor or communication problem |
Verify field wiring and alarm module |
| Controller Offline |
CPU or communication board failure |
Diagnose controller and replace faulty module if required |
Accurate diagnostics help reduce unnecessary replacement of complete panels and minimize vessel downtime.
Maintenance Tips
For long-term reliable operation:
- Inspect all communication terminals periodically.
- Verify stable 24VDC power supply.
- Test alarm acknowledgement functions.
- Check LCD display brightness and keypad operation.
- Clean the operator panel using a dry, lint-free cloth.
- Inspect fuse condition during scheduled maintenance.
- Verify RS-485 communication integrity.
- Tighten all terminal connections.
- Keep spare controller boards available for critical vessels.
- Perform periodic functional testing of all alarm inputs and outputs.
Routine preventive maintenance significantly improves automation reliability.
Why Ships Still Use the DAP 2200
Many vessels continue operating with the SAM Electronics DAP 2200 because of its dependable performance, modular construction, and seamless integration with existing machinery alarm systems.
Its advantages include:
- Proven long-term reliability
- Stable distributed monitoring architecture
- Fast alarm response
- Easy operator interface
- Modular controller replacement
- Reliable RS-485 communication
- Comprehensive machinery monitoring
- Reduced maintenance costs
- Excellent compatibility with legacy SAM Electronics automation systems
Rather than replacing an entire automation platform, operators often replace only the affected controller or operator panel, making long-term maintenance both practical and economical.
At SM MARINE SERVICE™, we help extend the service life of these systems by supplying tested replacement units, spare parts, repair services, and technical support.
Frequently Asked Questions (FAQ)
What is the DAP 2200?
The DAP 2200 is a distributed Monitoring and Control System used for machinery alarm monitoring and operational supervision onboard ships.
What is the difference between DAP 2200-ECR and DAP 2200-ACC?
- DAP 2200-ECR is primarily installed in the Engine Control Room (ECR).
- DAP 2200-ACC is commonly used for Accommodation or Auxiliary Control stations, depending on the vessel's automation configuration.
Does the system use RS-485 communication?
Yes. The controller units shown are equipped with RS-485 communication interfaces for reliable networking between distributed monitoring stations.
Can the operator panel be repaired?
Yes. LCD displays, keypads, CPU boards, communication boards, relay boards, and power supply modules can often be repaired or replaced depending on the fault.
Does SM MARINE SERVICE™ supply DAP 2200 systems?
Yes. We supply new, reconditioned, and fully tested SAM Electronics DAP 2200 systems, spare parts, repair services, calibration, and worldwide technical support.
Spare Parts Available
SM MARINE SERVICE™ can assist in sourcing or supplying:
- DAP 2200-ECR Controller
- DAP 2200-ACC Controller
- Monitoring & Control Operator Panel
- LCD Display Module
- CPU Board
- Main Control PCB
- RS-485 Communication Board
- Relay Output Board
- Digital Input Module
- Power Supply Module
- Fuse Board
- Terminal Connectors
- Communication Cables
- Complete DAP 2200 Monitoring System
Short Product Description
The SAM Electronics DAP 2200-ECR and DAP 2200-ACC Monitoring & Control System is a professional marine machinery monitoring platform designed for centralized alarm processing, operational supervision, and distributed monitoring. Its modular architecture, RS-485 communication, and reliable operator interface make it a trusted solution for commercial vessels operating worldwide.
User Manual & Technical Resources
For installation, wiring diagrams, RS-485 communication settings, controller configuration, alarm mapping, diagnostics, maintenance procedures, and commissioning, engineers should consult the official SAM Electronics DAP 2200 Monitoring & Control System Manual, vessel-specific Integrated Automation System (IAS) documentation, and approved service manuals.
SM MARINE SERVICE™
Global Marine Automation & Monitoring System Specialist
We Supply:
- New Marine Equipment
- Reconditioned Marine Equipment
- Genuine Marine Spare Parts
- Monitoring & Alarm System Repair
- Marine Automation Calibration
- Technical Support
- Worldwide Shipping
Products & Services
- SAM Electronics DAP 2200 Systems
- Monitoring & Control Panels
- Engine Control Room (ECR) Controllers
- Accommodation Control (ACC) Units
- CPU & Logic Boards
- LCD Display Modules
- RS-485 Communication Boards
- Relay & I/O Modules
- Power Supply Units
- PCB Repair & Functional Testing
- Obsolete Marine Automation Spare Parts
Bangladesh Office
Samir Market, DT Road, Beside CDA Market, Pahartali, Chattogram, Bangladesh
China Warehouse & Support Center
Shanghai, China
???? Website
https://www.smmarineservice.com
Email: info@smmarineservice.com
WhatsApp: +8801818929292
Marketing Contact: Nazmul Hasan Bhuiyan
SM MARINE SERVICE™ specializes in supplying SAM Electronics DAP 2200-ECR, DAP 2200-ACC, Monitoring & Control Systems, operator panels, controller units, CPU boards, RS-485 communication modules, relay boards, LCD display modules, power supply units, marine automation spare parts, repair services, calibration, retrofit solutions, and worldwide technical support for ship owners, ship management companies, offshore operators, shipyards, and marine engineers worldwide.
