Electromagnetic Compatibility (Emc) Requirements; Figure 11-1: Ferrite Placement On Rs-485 - GE Kelman TRANSFIX 1.6 Installation Manual

11.1 Electromagnetic Compatibility (EMC) requirements

To ensure continued EMC compliance, a Wurth 74271221S ferrite as shown in
Figure 11—1 (supplied as part of the COMMS kit) must be fitted to make
connection with an RS-232 and/or RS-485 module using connector P1. The
communications cable must be looped twice through the ferrite as shown in
Figure 11—1.
MA-001 – TRANSFIX-family Installation Manual – Rev 3.0
Figure 11—1: Ferrite placement on RS-485
18-Jan-16 Page 33 of 55