LED display and connection

On
ERR

off

No power supply

green

on

supply voltage present,
fan does not move,
revolution temperature-controlled

flashing

Operating display,

flashing frequency depends on revolution (see table connection “Mode”)

red

Error/ fan malfunction

24 V

+24 V power supply

0 V

0 V power supply

Mode

Input speed regulation via external voltage

- 0 V, revolution temperature-controlled
- 1 Hz, approx. 2700 U/min
- 2 Hz, approx. 3150 U/min
- 3 Hz, approx. 3600 U/min
- 4 Hz, approx. 3960 U/min
- 5 Hz, approx. 4290 U/min
- 6 Hz, approx. 4620 U/min
- 7 Hz, approx. 5010 U/min
- 8 Hz, approx. 5370 U/min
- 9 Hz, approx. 5500 U/min
- High level (11 - 24 V): max. revolution, approx.. 5500 U/min.

Diag

Output diagnosis (max. output current 15 mA)
Low level: Error/ fan malfunction
High level: normal operating status, no malfunction