3.3.4 Connecting Sensors
The sensor input connector allows to connect any piezo-
electric charge output sensor, as well as externally summed
sensorsignals,toType5028Achargeamplier.
The extremely high input insulation of the charge
amplier(>1E13Ohm)meansthesignalorcharge
input has to be protected against dirt and moisture.
Clean the connector contacts with a clean, lint-free
paper towel and Type 1003 cleaning spray or white
spirit.
Connect the cable to the sensor. We recommend
using high-insulation, low-noise cables from the Kistler
range.Thesearetestedspecicallyforhighinsulation
resistance, low noise and low unwanted (triboelectric)
charge produced by friction. If the cable is moved
during operation, it should not be suspended over
spans exceeding 30 ... 50 cm.
Connect the sensor cable to the KIAG 10-32UNF neg.
jackoftheindustrialchargeamplier.
3.3.5 Network and Power Connection
The internal switching type power converter is built up without
galvanic insulation.
Connector type M12 4 pole male A-coded
Pin Function
1 L+ Power Supply Us, +24 V
2 Analog Signal Output +/-10 V
3 L- Power Supply GND/Signal GND
4 C/Q IO-Link Communication or digital Input: Operate
3.3.6 EMC and Ground Loops
Assensorconnector,amplierhousingandIO-LinkGroundare
internally connected, it may be necessary for some applications
to take countermeasures against ground loops.
Kistler provides insulation elements for sensors as well as ground
insulationkitsavailablefortheType5028Aamplierseries.
Seesection“3.3.2Installation”formountingrequirements.
Piezoelectric sensors are usually designed so that one of
the electrodes is connected on the sensor case, allowing
the use of coaxial cables. When the sensor is installed, it
is usually grounded by the metal structure (safety). If the
sensor is not insulated when it is installed, a resultant ground
loop could cause interference.
TherearedierentcountermeasuresifEMCorgroundloops
occur:
1
6
9
M3
(2:1)
18,5
38
26
50,85
SN_ _ _ _ _ _
5028A _ _ _
min. R25
38
18,5
26
66
91
min. R25
SN_ _ _ _ _ _
5028A _ _ _
45°
53,5
25
KIWAG-SWX_A3q / Vers. 21-Sep-2017
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Ohne unsere schriftliche Genehmigung darf die Zeichnung
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mitgeteilt oder zugänglich gemacht werden.
öffentlich
siehe Tabelle
Bl.
Ver.
Material-Nr.
Zeichnungs-Nr.
100.430.124
Eki
18.11.2019
ges.
gepr.
gez.
Kopie Datum
Ersatz für
Massstab
Datum
Änderung
Werkstoff
Erste Proj.-Nr.
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A3
TechDoc, Illustrations 5028A
Mini Industrie-LV mit IO-Link
Insulating plastic
centering sleeve
Solder lug
Insulation plate
mICA – miniature Industrial Charge Amplier with IO-Link, Type 5028A...
002-895e-08.22Page 12