Adjunct Types And Specifications - AT&T MERLIN LEGEND Installation & Maintenance Manual

Adjuncts
Table B-1 Adjunct Types and Specifications
Equipment
Type
Alerts (AC)
Alerts (DC)
Answer/record
machine
B-2 Adjuncts
Specifications
Any audible or visual
alert that operates
on 20-30-HZ
ringing signals
A device associated
with a specific sta-
tion (supplemental
alert)or that works
on a programmed
line/trunk port
(external alert)
Any audible or visual
alert that operates
on 48-WC ringing
signals
A device associated
with a specific sta-
tion (supplemental
alert) or that works
on a programmed
line/trunk port
(external alert)
Industry—standard
machine
Low-ringer
equivalence (less
than 0.15 or ≤ 1.0
total REN for T/R
port)
Ability to recognize
600-ms disconnect
signal of other
means of automatic
disconnect (such
as voice reset
disconnect timer,
fixed recording time)
AT&T Products
External ringer- 31016
loud
External ringer 31019
Alert bell 61212
61213
Alert horn
61221
Alert Strobe
Alert chime 61222
Alert deluxe
horn 61223
Alert switch 61215
(1)
Model 1330
Answering
Machine
Model 1531
Remote
Answering
system
Telephone
PEC