Key Features

1. Control Inputs:
   • START: Initiates the timing sequence.
   • INHIBIT: Prevents the timing sequence from starting.
   • RESET: Resets the relay and cancels the timing sequence.
2. Fine Time Setting:
   • PTRA-216K: Knob for easy manual adjustment without tools.
   • PTRA-216T: Rotary switch with a sealable cover option for secure settings.
3. Mode Selection:
   • Allows selection of the control element for fine time setting:
     • Permanently closed
     • Permanently open
     • Switching of the second output contact according to supply voltage
4. Supply Voltage:
   • Universal AC/DC supply voltage range: 12V to 240V (AC 50 – 60Hz).
5. LED Indication:
   • Input: Green LED indicates control input status.
   • Output: Red LED flashes or shines to indicate the operating status of the relay.
6. Output Contacts:
   • Type: 2x changeover (SPDT)
   • Rating: 16 A (AgNi) switching capacity, suitable for controlling various electrical loads.
7. Functions Available:
   • Supports up to 10 different timing functions to accommodate diverse application requirements.
8. Mounting:
   • Designed for 11-pin octal socket mounting, ensuring secure and reliable installation.
9. Protection Degree:
   • IP40 protection from the front panel, safeguarding against dust and small solid objects.

Technical Parameters

• Voltage Range: AC/DC 12 – 240V (AC 50 – 60Hz)
• Maximum Consumption: 2.5 VA / 1.5 W
• Functions Available: 10 programmable functions
• Mounting: 11-pin octal socket
• LED Indication: Green for input status, red for output status
• Protection Degree: IP40 (front panel)

Applications

• Automation Systems: Control timing sequences in industrial automation.
• Regulation: Time-based control in heating, ventilation, and air conditioning (HVAC) systems.
• Household Installations: Automate lighting, pumps, and other household appliances.
• Control and Monitoring: Ideal for applications requiring precise timing control and sequence management.

Benefits

• Versatility: Supports a wide range of timing functions and control inputs for flexible application.
• Reliability: High switching capacity and durable construction ensure long-term reliability.
• Ease of Installation: Designed for easy mounting and setup with clear LED indicators for status monitoring.
• Security: Sealable cover option (PTRA-216T) enhances security by preventing unauthorized adjustments.

The ELKO EP PTRA-216T multifunction time relay is suitable for various demanding environments where precise timing and reliable performance are essential. If you have any more questions or need further assistance, feel free to ask!