Functions:

1. 19-inch mounts – x2 pieces for mounting in a 1U 19" rack slot.

2. Sticker area – Area for a sticker, can be used by the user to attach a system identifier (e.g., an IP address).

3. Analog sensors: A1..A8 – 8 RJ12 inputs for analog sensors with automatic detection.

4. LAN port – Ethernet 10/100 Base-T port for an Ethernet connection.

• Orange LED – orange LED for the Ethernet port. Indicates network traffic.

• Green LED – green LED for the Ethernet port. Indicates network traffic.

• Blinks green during system startup. Indicates connection status (constant green – connection exists, blinking – connecting).

5. Modem slot – An LTE slot modem can be inserted in this slot.

• This modem must be ordered separately.

6. CAN 1 / CAN 0 – x2 RJ12 ports for connecting CAN sensors/extensions/devices to the CAN bus.

• The connected modules can be cascaded.

• LED: CAN – green LED shows the status of the CAN bus.

• Slow blinking – nothing connected

• Fast blinking – configuration in progress

• Constant light – connection to CAN devices established

7. USB – Micro-USB port for USB camera recorder, USB stick for system logs, and system recovery.

8. Restart – The button restarts the device. Hold the button for 2 seconds and release, the system will restart.

9.1 Activity – green LED shows the device system status:

• Device operating mode: Blink rate 2x per second

• Successful software update: Blink rate 4x per second

9.2 Error – red LED indicates errors and network traffic.

• Operating mode: If everything is normal, the LED is off; otherwise, it is constantly on.

• Software update: Blink rate 2x per second

9.3 Alarm – The LED can be programmed via the user interface for alarm display.

10. TEMPERATURE SENSOR – Accuracy +/- 1 °C.

11.1 E1, E2 – LED status indicators for 12V 0.25A relay outputs.

11.2 R1, R2 – LED status indicators for x2 NC/NO/COM relays.

12. DRY CONTACT INPUTS 1...32 – Inputs for potential-free contacts (Type IN).

13. ISOLATED DRY CONTACT OUTPUTS 1...8 – Output for potential-free contacts 24VDC / 15mA (Type OUT).

14. Battery expansion slot – Slot for rechargeable backup battery or 9V backup battery.

• Only one expansion can be installed. Each expansion must be ordered separately.

15. RESERVE – Reserve power connection. 100-240VAC, 50/60Hz, fuse 2A, fuse 5x20mm, type C14.

16. MAIN – Power connection. 100-240VAC, 50/60Hz, fuse 2A, fuse 5x20mm, type C14.

17. Relay 1, Relay 2 – NC/NO/COM power relay connections.

• LED ON (orange) – relay is active (initial state configurable).

• LED OFF (orange) – output is deactivated (initial state configurable).

18. OUTPUTS 12V 0.25A – 12V 0.25A (per output) electronic relay outputs. LED indicators are located on the front panel.

• LED ON (orange) – output is active (initial state configurable).

• LED OFF (orange) – output is deactivated (initial state configurable).

19. Factory reset – Resets settings to factory defaults.

• Press and hold the button for more than 5 seconds. The "Error" LED begins to blink – this indicates the factory reset has started. Wait 20–60 seconds for the system to restart.

• The "Activity" LED blinks when the restart is complete. The device is now accessible.

20. N - R – DIP switch for various system modes.

• Normal operation: switch to the left ←. This position is standard.

• Recovery: switch to the right →. Loads a clean system image from the SD card. See "Device Recovery" manual.

21. SD card – MicroSD card slot with eject mechanism. The card is required for data storage or for "system recovery".

22. Expansion slot – Only one of the two expansions can be installed: Modbus RTU extension or OSDP v2 reader extension. Must be ordered separately.

23. DC 12V EMERGENCY POWER SUPPLY – Third emergency power supply option. The circuit board has three power supply lines.

24. Chassis grounding – Chassis grounding, M4 thread.

• Increases immunity against conducted and radiated RF interference. Please contact an electrician before connecting.

25. RESERVE INPUT 24-48V – Reserve power connection. 24-48V DC, 5.08mm 2EDGK connector, 18-72VDC to 12VDC/0.84A.

26. MAIN INPUT 24-48V DC – Optional order possibility for certain devices.

Overview of the connections:

Dimensions:

Areas of Application

The Didactum Monitoring System 550T / Data Center Monitoring System is much more than just a monitoring tool – it is a powerful partner that elevates your data center operations to a new level. Use its features to create a more resilient, efficient, and secure infrastructure. With the Didactum Monitoring System 550T, you not only keep an overview but take full control of your environment!

• Strengthening Data Integrity: In sensitive environments such as financial institutions and cloud providers, the Didactum Monitoring System 550T serves as the first line of defense against data loss. Through continuous monitoring of environmental conditions, it ensures servers operate under optimal conditions and protects sensitive data from damage caused by overheating or moisture.

• Intelligent Automation in IT Facilities: Integrate the Didactum Monitoring System 550T into your facility’s automation systems to create a truly intelligent environment. It can automate cooling systems, trigger alarms, or control access doors – all based on real-time data, enabling seamless and smooth data center management.

• Disaster Prevention: Deploy the Didactum Monitoring System 550T as part of a comprehensive emergency plan. Its ability to send immediate notifications in the event of smoke or water alarms allows for rapid responses and can prevent thousands in costs from equipment damage and downtime.

• Optimization of Energy Efficiency: Use the Didactum Monitoring System 550T to monitor and analyze energy consumption. By tracking airflow and temperature fluctuations, you can dynamically adjust cooling systems, reduce energy costs, and simultaneously minimize your carbon footprint – without compromising performance.

• Regulatory Compliance: For industries with strict regulations such as healthcare and finance, the Didactum Monitoring System 550T facilitates compliance with environmental monitoring standards. With its detailed logging capabilities, it provides all necessary data for audits and ensures fulfillment of all regulatory requirements.

• Remote Monitoring and Management: With its LTE modem functionality, the Didactum Monitoring System 550T offers unrestricted remote access to monitoring systems, making it an indispensable tool for data centers with distributed locations. Administrators can monitor multiple sites through a single interface and ensure no critical event goes unnoticed.

• Comprehensive Event Management: Leverage the Didactum Monitoring System 550T to implement sophisticated event management strategies. By linking various sensors and creating complex logic schemes, you can develop tailored responses to specific environmental changes that improve operational security and minimize manual effort.