Interlogix NX-8V2 REV H Installation Manual - Manual (Page 11)

Chapter 1: Reporting codes
NX-8V2 Control Panel Installation Manual 7
Part number Description
NX-1324E 24-zone LED door design keypad.
NX-1448E 48-zone fixed language icon keypad.
Note: The maximum number of zones available is 48 regardless of the devices added.
Information regarding zone doubling is located in the Glossary.