7
Notes:
1. All wiring is #22AWG unless shown otherwise, up to a maximum of 300 feet per wire run.
2. When using multiple DZ209 diode boards, terminal '8' must be connected together on all of the DZ209 diode
boards.
3. The 'HT' side of the DZ209 diode board(s) connect to the Handset Telephone terminal 'II' in each handset.
4. Observe all local and national electrical and building codes.
5. All terminals and connections shown may not be in the order that they appear on the equipment.
TYPICAL WIRING DIAGRAM FOR DZ209 DIODE BOARD
WHEN USED WITH THE VCU309 POWER SUPPLY AND
VH30ANC 'NOCOAX' VIDEO-INTERCOM MONITOR(S)
MODEL DZ209/5 (SHOWN)
Connect these
terminals to the
selective
handset terminal
'II' on each video
monitor handset
To additional
lobby/entry
call buttons
lobby/entry
call buttons
To terminal
'8' on the
NH209TTA
speaker/
microphone
assembly
To terminal
'7' on the
NH209TTA
speaker/
microphone
assembly