16 Instructions for Use
Installation
136/192 TwisTorr 74 FS AG On-board Controller User Manual / 87-901-054-01
Installation
Do not install or use the controller in an environment exposed to
atmospheric agents (rain, snow, ice), dust, aggressive gases, or in
explosive environments or those with a high fire risk. During
operation, the following environmental conditions must be complied
with:
temperature: from + 5 °C to +45 °C
relative humidity: 0 – 90 % (non-condensing)
WARNING!
For user safety, the TwisTorr 74 FS AG On-board must be powered by a 3-wire
power cord (see orderable parts table) and plug (internationally approved).
Always use this power cord and insert the plug in a socket with a suitable
ground connection to avoid electrical shock and to comply with EC
requirements . The high voltage developed inside the controller can cause
severe injury or death. Before installing or servicing the unit, always
disconnect it from the socket.
WARNING!
Refer to the relevant pump manual to operate it in a safe way before starting.
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