Light Engineered Displays TA Series - Digital Countdown Timer - Manual

Features
109 Portwatch Way Wilmington, N.C. 28412 Phone: (800) 251-2512 Fax: (800) 251-9878
Internet: www.ledinc.com Email: [email protected]
Graphic Annunciators * Water Leak Detection
Fireman’s Smoke Control Panels * ARA Systems
TA
SERIES
TIMER / ABORT STATION
DIGITAL COUNTDOWN
Model TA-123
Description
Specifications
Adaptable to most 12-24VDC control
units.
Low standby current consumption.
Rugged solid-state construction.
Large .8 inch LED back-lit digital readout.
Precision quartz crystal referenced 1
second incremental countdown.
Field programmable for Seconds, or
Minutes and Seconds countdown.
Field programmable for desired delay
from 1-99 seconds or 1 second to 99
minutes 59 seconds.
On-board selectable Sonalert counts time
“ticks” in 1 second intervals and signals
continuously when time reaches 0.
The TA-123 features a built-in spring-
loaded dead-man 1 3/4” mushroom abort
switch. Unit mounts on a three-gang
switch box.
The T-123 features the display unit only. It
is intended to be installed in a graphic
annunciator panel or other enclosure.
Input: 24 vdc, Filtered & Regulated
Standby: 155ma
Activated: 175ma
Easily programmed to:
1. Reset to original time when ABORT is
depressed.
2. Reset to original time when ABORT is
depressed unless time left is less than
10 seconds, in which case resets to 10
seconds (jumper option)
3. Halt (stop time) when ABORT is
depressed.
4. Count down to 10 seconds and hold
when ABORT is depressed.