4.4.2 Lubricant flow sensor GS304P
Figure 9 shows the wiring diagram and the
assignment of the cable leads or round con-
nector pins for the flow sensor. For any other
information about the electric connection,
please refer to the technical data.
4.4.3 Pressure switch
Pressure switches are 2 leads on/off switch-
es (operating voltage 24 V DC)
Fig. 9
!
The lubricant flow sensor only
works with direct current (voltage
key +924)
GS304P wiring
• Pin 1 (BN - brown): + 24 V
• Pin 2 (WH- white): PNP/NC – opens in
event of flow
• Pin 3 (BU – blue): 0 V
• Pin 4 (BK – black): PNP/NO – closes in
event of flow
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