STI LT-1UL Quick Start Manual

STI LATCHING/TIMER MODEL LT-1UL
CONTACT SET 1

NOTE

CONTACT SET 2
It is important to read, understand and follow all instructions provided with this product. It is the installer's responsibility to
comply with NFPA 70, 72 & 101, NEC, mounting specifications according to ADA and other applicable codes. This product
is not to be used in place of panic hardware. To avoid electrical shock, DO NOT attempt to install this product when power
is on. After installation and testing are complete, provide a copy of this manual to all personnel responsible for testing and
maintenance of this product.
*For access control installations, power for the LT-1UL Timer must be supplied by a power source Listed to UL294. When
used for access control, this device shall be used a part of an access controlled egress door system. It is up to the local AHJ
to allow use of this device in place of an automatic sensor. For higher security installations, lower time limits should be used.
1.28 in.
33mm
1.74 in.
44mm
.632 in.
16mm

RELAY MODE

N.O. - Relay N.O. -switches with power to circuit - Fail Safe (default)
N.C. - Relay is in same state as with no power to circuit - Fail Secure (cut jumper)
TO CHANGE TIMER SETTINGS (default = 15 seconds): Cut jumpers with "X", do not cut jumpers with "
If the trigger is activated during a timing cycle, the timer is restarted.
NOTE To ensure jumpers do not reattach or short to other components, cut jumper off completely flush to PCB.
TIMER START
SWITCH
TO MAGNETIC LOCK
(FAIL SAFE MODE)
UB-1/UB-2
BUTTON LED
All manuals and user guides at all-guides.com
NO
COM
NC
NO
COM
NC
MESSAGE LED
POWER LED GREEN
RELAY ACTIVE LED RED
*POWER IN
≠≠VAC/VDC, 18 mA
TIMER
CONTROL
FORM "C"
DRY CONTACTS
3A, 30VDC
*POWER IN
TIMER OVERRIDE
12-24 VAC/VDC
RESET (OPTIONAL)
#6 - 32 x 5/16"
PHILLIPS PAN HEAD SCREW
(2) PROVIDED
RELAY COM
RELAY NO
DOOR
RESET SWITCH
(OPTIONAL EXCEPT ON
LATCH TIMER SETTING)
+
-
RESET
INPUT COM
TRIGGER
N.C.
COM
N.O.
-
+
POWER IN
SHOWN: POWER ON
NORMAL CONDITION 12 - 24 VAC/VDC
LOCK
JUMPERS
15 SEC 30 SEC 45 SEC LATCH
x
RELAY MODE JUMPER
ILLUMINATING GREEN
ILLUMINATING RED
+
-
".
x x
x
I