PSEN 2.2p-20
Operating Manual PSEN 2.2p-20
20915-EN-08
9
Lateral and vertical offset
[1]
[2]
[3]
[4]
Legend
[1] Vertical offset
[2] Sensing faces on safety switch and actuator
[3] Lateral offset
[4] Notches on safety switch and actuator
Actuator PSEN 2.2-20
Assured operating distance S
ao
in mm
Lateral offset
Vertical offset
1
2
3
4
5
1
7.5
7.5
7.0
7.0
5.5
2
7.5
7.0
7.0
6.5
5.5
3
7.0
7.0
7.0
6.0
5.5
4
6.5
6.5
6.0
5.5
5.0
5
6.0
6.0
6.0
5.0
4.5
The stated values are valid at a temperature of 20 °C.
Wiring
}
}
Calculation of the max. cable length l
max
in the input circuit:
R
lmax
- R
i
R
l
/ km
I
max
=
R
lmax
= Max. overall cable resistance (see evaluation device's technical details)
Ri = Internal resistance sensor (see
R
l
/ km = Cable resistance/km of the cable (see technical details cable)
}
Ensure the wiring and EMC requirements of IEC 60204-1 are met.
}
In the following cases, check the function that detects shorts across contacts prior to
commissioning:
–
On evaluation devices with DC supply voltage: Overall cable resistance ≥ 15 Ohms
per channel
–
On evaluation devices with AC supply voltage: Overall cable resistance ≥ 25 Ohms
per channel
