Nortel Networks 1000E - Manual (Page 456)

Page 456 of 466 Installing and cross-connecting an external alarm from a PFTU
NN43041-310 Standard 01.11 October 2008
P
F
T
5
21T
21R
V-BL
BL-V
Makes with 22T and
22R Opens 22T and 22R
Makes with 23T and 23R
22T
22R
V-O
O-V
Makes with 21T and
21R Open
23T
23R
V-G
G-V
Makes with 24T and
24R Opens 24T and 24R
Makes with 21T and 21R
24T
24R
V-BR
BR-V
Makes with 23T and
23R Open
Table 64
PFTU connections (Part 3 of 3)
Unit Pair Color Normal mode Failure mode