Parker SCPSi-001 Guide De Démarrage Rapide page 19

Installation
Tighten the pressure sensor with a torque of 35 Nm.
The pressure sensor may only be installed by an electrician
in compliance with the national and international regulations
for constructing electrical systems.
Electrical connection
M12x1
Protection class (mounted connector)
V1.0/01/21
Pin 1
Pin 2
Pin 3
Pin 4
IP67
V
(+)
S2 out
0V / GND
S1 out / IO-Link
19