NSi Industries LDS-A - Manual (Page 4)

tion of the unit to under 1 minute, allowing a check
of the wiring and the functions.
Step 4:
Set the extended time delay for the main load to
the appropriate time by adjusting switch #1, 2, and
3. See table for desired timing.
Step 5:
Set the warning period for 1 or 5 minutes using
switch # 4. See table for desired timing.
Step 6:
Remote ON/OFF momentary push buttons can be
connected at the remote input terminal between C
& ON to activate extended time, and C & OFF to
disable extended time.
SWITCH CONFIGURATION
OFF
OFF
ON
ON
OFF
OFF
ON
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
TIME
SET
1 2 3
*
*
*
*
*
*
*
ON
4
1/2 HR
1 HR
1-1/2 HR
2 HR
6 HR
9 HR
12 HR
TEST
OFF
OFF
OFF
OFF
ON
ON
ON
ON
*Switch 4 (ON) – 5 Minute Warning Period
*Switch 4 (OFF) – 1 Minute Warning Period
TORK ®
MLI-137(A) 1 GROVE STREET, MT. VERNON, NY 10550 TEL: 914-664-3542
FAX: 914-664-5052
WIRING DIAGRAMS
Important Note:
When the Lighting Delay Switch is first activated –
A. If the time switch is set to ON, the lighting will
remain ON.
B. If the time switch is set to OFF, the lighting will
turn ON for 10 minutes. At the end of the 10
minute period, the warning blink will occur. The
lighting will remain ON for the 1 or 5 minute
warning period. If an extension of time is
required, press the remote ON button momen-
tarily, the lighting will remain on for an additional
1/2 - 12 hour extension of time.
OFF
ON
NO C NC
REMOTE
INPUT
TIME SWITCH
INPUT
MAIN LOAD OUTPUT
TERMINALS
INPUT POWER
MOMENTARY
PUSH-BUTTON SWITCH
LOAD
H N N 120
208
240 277
VAC
NC NO C
H
N
H
N
TORK TIME SWITCH
OUTPUT TERMINALS
C ON OFF
DO NOT APPLY
VOLTAGE
CAUTION: Turn power off at main circuit prior
to installation or when servicing this unit.