Esd Protection; Potential Differences - Delphin Expert Logger Manual

Expert Logger
When the use of earth-free sensors is not possible, earth the shield only
or attach it to the sensor's earth potential (see example).
See also Potential differences.

6.5 ESD protection

Expert
The
have earth terminals specifically for ESD protection (ESD, ElectroStat
a
Disch rge )
Connect this with PE labelled terminal(s) via a ≥2.5 mm2 cable to the pro-
tective earth of your power supply.
See also

6.6 Potential differences

Potential differences can, in principle, always occur between reference
potentials of multiple-sensor measurement signals that are connected to
the analogue inputs of an I/O module. The following figure shows the
Expert Logger Manual
Januar 2018
VibroExpert Logger
o
f the inputs.
Earthing
.
Discharge static before coming into contact with the
connecting terminals. Simply touch a housing with pro-
tective earth, or the PE terminal. Inputs can be dam-
aged if static is not discharged.
device and the ADGT 3.0 module
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i
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