26 October 2021
The part number for an isolation unit to wire , alarm , extra warning lights to the 755PFM is - 756
Please go to the following links below and check under the Documentation Tab for more information.
Australia - https://www.clipsal.com/products/detail?CatNo=756&itemno=756&backto=/search?q=756&tab-document-1=0
New Zealand - https://www.pdl.co.nz/products/detail?CatNo=756&itemno=756&backto=/search?q=756