EVO1S1 | SPO1S1 Operating Instructions 17
  Installation 
 t Insert the power plug adapter into the power supply. The grooved button must 
be facing upwards.
 t Push the power plug adapter as far as you can until it clicks into place.
 t Check whether the power plug adapter is securely locked in place by pulling it 
gently.
 y If the power plug adapter does not move, it is locked in place.
Removing/Replacing the Mains Adapter
 t Press the grooved button from above and pull back on the mains adapter. 
 t Push the power plug adapter out of the power supply and remove it.
Power Connection/Safety Precautions
 − Only use original Sartorius AC adapters. 
The AC adapter has an IP rating of IP40 in accordance with EN60529 / IEC60529.
 − Make sure that the voltage rating printed on this unit matches the voltage at the 
place of installation. 
 − If the stated supply voltage or the plug design of the AC adapter does not 
comply with your country's standard then please inform your nearest Sartorius 
representative.
 − The power must be connected in accordance with the regulations applicable in 
your country.