FLOWTECH Flowpress Mini Single Operation And Maintenance Manual page 17

5.21 Wiring of connection unit:
bolt
WARNING: This appliance must be earthed.
The wires in the mains lead (supply cord) are coloured in accordance with the
following code:
Green and Yellow: Earth
Blue: Neutral
Brown: Live
As the colours of the wires in the mains lead of this appliance may not correspond with the coloured
markings identifying the terminals in your connection unit proceed as follows:
• The wire which is coloured green and yellow must be connected to theterminal in the
connection unit which is marked with the letter E or by theearth symbol:
green or green and yellow.
• The wire which is coloured blue must be connected to the terminal which is marked with the
letter N or coloured black.
• The wire which is coloured brown must be connected to the terminal which is marked with the
letter L or coloured red.
5.22 Boiler interlock safety function:
The Flowpress Mini is fitted with a single volt free contact specifically assigned for boiler/
chiller shut down in the event that the Flowpress Mini detects system pressure above the Hi
alarm pressure or below the Lo alarm pressure.
The boiler interlock contact will be open circuit below the Lo alarm pressureand above the
Hi alarm pressure. When the system pressure is in its normal operating pressure range
(above Lo alarm pressure and below Hi alarm pressure settings) the contact is closed circuit
Always refer to the boiler/chiller manufacturer's instructions for correct integration.
flowpress
Mini Digital Pressurisation Unit
or coloured