Leakwise ID-220 SERIES User Manual page 80

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2. Ferrite on ID-221 / ID-225 sensor cable at SLC-220
This is in addition to a ferrite installation closer to the sensor – Refer to Sensor User Guide.
Ferrite type 1: Laird 28A5131-0A2, Qty: 1
Number of turns (as seen inside the ferrite core): 4
For SLC-220/Multi it may not be possible to install all ferrites inside the enclosure.
EMC Filter board should be installed on every occupied sensor input.
SLC-220 User Guide Rev 2.0 June 2018