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8
6 Electrical connection
The unit must be connected by a qualified electrician�
The national and international regulations for the installation of electrical
equipment must be adhered to�
Voltage supply to EN50178, SELV, PELV�
►
Disconnect power�
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Connect the unit as follows:
Normal operation
Programming operation
Pin 1
Ub+
Pin 3
Ub-
Pin 4 (P)
P = communication via EPS / FDT interface
Pin 2 (OUT2)
analogue output for system pressure
Core colours of ifm sockets:
1 = BN (brown), 2 = WH (white), 3 = BU (blue), 4 = BK (black)