ADT/Elmdene 7422 external sounder connected to G3-48 - Tamper Loop

[Bradders1664]

Hi all

 

Thanks for your responses.  My gut-feel was zero ohm but the 1k ohm standard for the Galaxy panels was causing me to consider 1k ohm.  I'll go with zero ohm

 

The 8 core alarm cable is from TLC-Direct btw.