Installation guide

IPDP - installation and operating instructions
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1.4 Characteristics of the modules
1.4.1 The basic module of electronics Fermax PBX DP
The basic module of Fermax IP DP panel is supplied in two versions –
with two pushbuttons - Fermax IP DP-2 (a version for 1 or 2 pushbuttons) and
two pushbuttons with a possibility of expansion by additional 8 pushbuttons, i.e.
each basic panel allows connection of up to 10 pushbuttons with no further
accessories of Fermax IP DP panel. The basic module can be further
expanded by additional 8 pushbuttons via modules called Fermax PBX DP
EXP and a keypad module called Fermax PBX KEY.
Picture 1 Schematics of connection and set-up elements