legrand ST-LG-048910-EN HVAC Actuator Owner’s Manual

legrand ST-LG-048910-EN HVAC Actuator

Specifications:

• Power supply: 110/240 VAC, 50/60 Hz

• Standby consumption: 0.6 W

• Maximum consumption: 1.5 W

• Type of action: 1B

• Construction Control: Panel mounting

• Standards, certifications, marks: EN 62368-1, EN 60730-1, EN
  300328, CE marked

• Dimensions:

  • A: 17.5 mm
  • B: 71.5 mm
  • C: 83.1 mm

Product Usage Instructions

Installation:

1. Ensure power supply matches the specified requirements (110/240 VAC).
2. Mount the actuator on the panel securely.
3. Connect the necessary wiring according to the provided wiring diagrams.

Operation:

To operate the HVAC actuator:

1. Use the buttons on the actuator to control the different load types as needed.
2. Press the Test button for test mode and follow the steps as indicated in the manual.

Maintenance:

Regularly check for any loose connections or signs of wear and tear. Clean the actuator as needed to ensure proper functioning.

Frequently Asked Questions

Q: What load types can the actuator control?

The actuator can control various load types including fan coil units with different valves, fan speeds, and thermostats as listed in the description.

Q: How do I activate test mode on the actuator?

To activate test mode, press and hold the Test button until the status LED flashes. Then, navigate through the test steps by pressing the Test button briefly following the steps outlined in the manual.

Description

This actuator can be used on thermoregulation installations to control different load types according to requirements.

This actuator can control:

• 2-pipe fan coil unit with On/Off valve
• 2-pipe fan coil unit with 3-way valve
• 2-pipe fan coil unit with 0-10 V valve
• 4-pipe fan coil unit with two On/Off valves
• 4-pipe fan coil unit with two 3-way valves
• 4-pipe fan coil unit with two 0-10 V valves
• 3-speed fan
• 1 0-10 V fan.

Related items

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• 0 489 00/02/15/24/80 UXone Hotel thermostat Flush 230V
• 465001/03/15/24/80 UXone Hotel thermostat Flush 230V
• 0 489 04/06/27/29/81 UXone Hotel thermostat Flush 24V
• 465005/07/27/29/81 UXone Hotel thermostat Flush 24V
• 0 489 01/03/23/25/82 UXone Hotel thermostat Surface 230V
• 465002/04/23/25/82 UXone Hotel thermostat Surface 230V
• 0 489 05/07/28/30/83 UXone Hotel thermostat Surface 24V
• 465006/08/28/30/83 UXone Hotel thermostat Surface 24V

Technical data

• Power supply: 110/240 VAC, 50/60 Hz
• Standby consumption: 0.6 W
• Maximum consumption: 1.5 W
• Connection: 2 x 2.5 mm²
• Operating temperature: 5 – 40 °C
• Storage temperature: (-20) – (+70) °C
• Purpose Control: Thermostat
• Type action: 1B
• Construction Control: Panel mounting

Standards, certifications, marks

• EN 62368-1
• EN 60730-1
• EN 300328
• CE marked

Dimensional data

Front view

Legend

1. Valve outputs and fan relays:

2. Heat valve open connector

3. Heat valve closed connector

4. Power supply common input connector

5. Cool valve open connector

6. Cool valve closed or auxiliary heating connector

7. Power supply common input fan connector (neutral for AC and “-” for VDC)

8. Speed 1 fan connector

9. Speed 2 fan connector

10. Speed 3 fan connector

11. Power supply common input fan connector (phase for AC and “+” for VDC)

12. button Open/close the radio network (<0.5s), Reset (>10s)

13. Test button
    Test mode: used to test the device without a network connection. To activate orw exit this mode, press and hold down the button until the status LED flashes. Then, browse the different steps in the test by pressing the test button briefly (see table at the end of the sheet)

14. LED indicator (Test)

15. LED indicator: Red (off-net), Green (on-net)

16. 0 – 10 V outputs:

    • COOL 10 V. Cool 0-10 V connector
    • HEAT 10 V. Heat 0-10 V connector
    • FAN 10 V. Fan 0-10 V connector
    • 0 V. Common connector

17. Power supply terminals

Wiring diagrams

• 1 x 2-pipe fan coil unit with On/Off valve
• 3-speed ventilation.
• Heating and cooling.

• 1 x 4-pipe fan coil unit with 2 On/Off valves
• 3-speed ventilation.

Test mode

• www.legrand.com

References

• Welcome to Legrand - Legrand

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