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Selection amplifier:
To select the strongest sensor signal present (e.g. multi-circuit systems in refrigeration).
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Potentiometers:
ZIEHL-ABEGG frequency inverters and ECblue EC fans have an on-board 10 Vdc power supply. It is easy to connect a potentiometer to allow the required speed or control to be specified.
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Gateway:
For connecting a MODBUS system to a PROFIBUS system.
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Display and operating terminal:
For the control and configuration of basic frequency inverters and ECblue fans. Versions for mobile use and permanent installation are available.
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Main switch:
External main switch with bypass function. In an emergency, the frequency inverter can be bypassed using the main switch, enabling 100% speed operation of connected fans.
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Empty housings:
Housings for the installation of ancillary equipment.
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Power supply units
To supply low voltage power. For ancillary equipment or sensors.
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Downloads:
+44 28 867 62295
sales@jjloughran.com 
