A suitable cable is not available directly from GHL
There are several ways to connect the pump to the Profilux
1:
You buy a cable with RJ12 plug 6p6c and install the audio plug on one side.
2:
you buy a cable with the audio plug, and connect it with a 6p6c RJ12 plug.
3:
You buy a cable with the audio plug and connect it to a (LBF-AP) (PL-0067) if you can buy another one

RJ12 Steckerbelegun L-Schnittstellen.jpg

regards pit