NSi Industries DWZ100A User Manual

TORK MODEL DWZ100A

1 CHANNEL DIGITAL TIME SWITCH

INSTALLATION & OPERATION

CAPABILITIES

365 Day Advance Single Holiday Scheduling.

ON and OFF set points:

Total # - 99 per week

Minimum setting - 1 minute
Capable of different schedules each day of the week.
Astronomic Option. For Automatic ON at sunset, OFF

at sunrise of outdoor lighting.

FEATURES

Holidays 1 to 24 individual dates.

Daylight Saving Automatic adjustment (can be

omitted).

Leap Year Automatic compensation.

Display LCD

Manual Override Until the next regularly sched-

uled ON or OFF. Automatic
operation then resumes.

Clock Format AM/PM only (although 24HR may

flash, it is not available at present).

Power Outage Permanent schedule retention

for up to 40 years.
Snap-in lithium battery maintains

real time.

Operating

Temperature 4° to 140°F (-20° to 60° C).

MLI 131(B)

Section Description Page

1.0 To Set The Clock .......................................2

1.1 To Modify Clock (After Previously Set) ......3

2.0 To Set Date................................................3

2.1 To Modify Date (After Previously Set)........3

3.0 Daylight Saving Time.................................4

4.0 Holiday Dates.............................................4

5.0 Scheduling ON’s, OFF’s ............................5

6.0 To Set Astronomic ....................................6

6.2 Astronomic ON, Time OFF and/or Time

7.0 Review, Modify, Delete Schedules ............8

8.0 Manual Override ........................................9

Note 3 Clear All Memory .......................................9

TABLE OF CONTENTS

Section Description Page

Instructions For Installation........................1

1.0 To Set The Clock .......................................2

1.1 To Modify Clock (After Previously Set) ......3

2.0 To Set Date................................................3

2.1 To Modify Date (After Previously Set)........3

3.0 Daylight Saving Time.................................4

4.0 Holiday Dates.............................................4

5.0 Scheduling ON’s, OFF’s ............................5

6.0 To Set Astronomic ....................................6

6.2 Astronomic ON, Time OFF and/or Time

ON, Astro OFF ..........................................8

7.0 Review, Modify, Delete Schedules ............8

8.0 Manual Override ........................................9

Note 3 Clear All Memory .......................................9

Blank Schedule Sheets............................10

Astronomic Latitude Zones ......................13

Flow Chart................................................14

INSTRUCTIONS FOR INSTALLATION

1. Remove unit from enclosure by pushing the inside

tab (located near the outside hasp) to the right.
Swing unit to left and remove.

2. Five combination 1/2” and 3/4” knockouts are pro-

vided on this enclosure. Remove the 1/2” (inner)
knockout by inserting a screwdriver in the slot pro­vided and pound screwdriver handle with a ham­mer. Remove knock-out with pliers and smooth hole
edges with file or knife if necessary. When the 3/4”
outer knockout is required, place screwdriver in
groove and pound screwdriver handle with hammer.
Remove loose knock-out with pliers and smooth
hole edges with file or knife if necessary.

Disconnect power at main panel prior to installing or ser­vicing this time switch or the equipment connected to it.

Connect in accordance with national and local electri­cal codes.

Installation by a licensed electrical contractor is recom­mended.

3. When attaching conduit to enclosure, exercise care

to align and support conduit in order to prevent
unnecessary stress on enclosure.

4. Install 9V lithium battery supplied with the unit.

Note:

Unit should be connected to AC power within
24 hours of battery installation in order to prolong
battery life which has 30 day cumulative backup for
real time and 7-10 year shelf life. REPLACE WITH
ANOTHER 9V NON-RECHARGEABLE BATTERY
ONLY.

5. Reinstall unit by reversing step 1 above and con­nect wires according to wiring diagram on inside
case label.

GROUNDING

National Electrical Code requires that grounding must
be continuous and in proper electrical contact in all
grounding conductors, metallic conduits and grounding
terminals. When using metal conduits, install the prop­er size approved grounding bushings. The minimum
size copper grounding conductors must be #10 AWG if
the circuit breaker or fuse is 30 or 40 amp, #12AWG if
20 amps, and #14 AWG if 15 amp.

NOTE: Do not use top entry for wiring.

1

WE SUGGEST YOU MAKE COPIES OF THE SCHED-
ULE SHEETS LOCATED IN BACK OF THIS BOOKLET
AND COMPLETE THEM PRIOR TO SETTING THE UNIT.

INSTRUCTIONS FOR SETTING THE UNIT

Connect unit to main power source prior to entering the settings.

First time power up - display shows 12HR

Press ENTER.

Note:

If screen shows 24HR, press hour key so that 12H
appears instead. Then press ENTER. This unit will
24 hour military format although it may appear on the screen.

After you press ENTER unit display shows

NOTE:

1. If 24HR format is entered in error, it can only be

changed by clearing all memory. See note 3 on
page 9.

2. Unit will not go to run mode unless it has clock

and calendar information.

3. In any of the other setting modes, if no entry is

made for 5 minutes, unit will go to run mode (time
and day are displayed - colons are flashing).

1.0 TO SET THE CLOCK (Time of day and day of the week.)

Press HOUR to advance the time in hours to
desired setting. Check AM/PM.

CLK

WE SUGGEST YOU MAKE COPIES OF THE SCHED­ULE SHEETS LOCATED IN BACK OF THIS BOOKLET
AND COMPLETE THEM PRIOR TO SETTING THE UNIT.

INSTRUCTIONS FOR SETTING THE UNIT

Connect unit to main power source prior to entering the settings.

First time power up - display shows 12HR

Press ENTER.

Note:

If screen shows 24HR, press hour key so that 12H

appears instead. Then press ENTER. This unit will

not

accept

24 hour military format although it may appear on the screen.

After you press ENTER unit display shows

NOTE:

1. If 24HR format is entered in error, it can only be
changed by clearing all memory. See note 3 on
page 9.

2. Unit will not go to run mode unless it has clock
and calendar information.

3. In any of the other setting modes, if no entry is
made for 5 minutes, unit will go to run mode (time
and day are displayed - colons are flashing).

1.0 TO SET THE CLOCK (Time of day and day of the week.)
Press HOUR to advance the time in hours to

desired setting. Check AM/PM.

2

CLK

Press MIN to advance the time in minutes to
desired setting.

Press DAY key to advance to today’s day.
When present hour, minute and day are shown,

press ENTER.

1.1 TO MODIFY THE CLOCK

(If the unit was already running the program, then
unit will show the day of the week, hours, minutes).

Press MODE key. Display shows current time and
day with colon

NOT

flashing and CLK symbol at

the bottom.
Use HOUR, MIN, and DAY key to modify or alter

the information. You must press ENTER to make
the changes effective.

2.0 TO SET DATE

If you are setting for the first time, display will
show

Press MONTH key. Display will show 010194
Advance month to desired setting.
Press DATE key to advance date.
Press YEAR key to advance to correct year.
When desired MONTH, DAY and YEAR are on

the display, press ENTER.

2.1 TO MODIFY OR CHANGE DATE

Press MODE key until display shows DATE. Use
MONTH, DATE and YEAR key to modify MONTH,

DATE, YEAR. Press ENTER.

3

DATE

3.0 DAYLIGHT SAVING TIME

4.0 SET HOLIDAY DATES

NOTE:

A total of 24 individual holiday dates can be set. Each
holiday is set by MONTH and DATE. The same sched-
ule will repeat on every holiday date.

ON

OFF

H

3.0 DAYLIGHT SAVING TIME

This unit is already set for automatic DAYLIGHT
SAVING adjustment. If this is desired, you can
proceed to section 4.0 by pressing mode key.

Display will show

To eliminate daylight saving adjustment, press
ON/OFF key.

Display should show

Press ENTER. Daylight saving correction is delet­ed or turned off.

4.0 SET HOLIDAY DATES

Press MODE key until display shows

NOTE:

A total of 24 individual holiday dates can be set. Each
holiday is set by MONTH and DATE. The same sched­ule will repeat on every holiday date.

4

ON

OFF

H

Press MONTH key to advance to desired month.
Press DATE key to advance to desired date.
Press ENTER. Now display shows

This means unit is ready to accept 2nd holiday date.
Use same procedure to set more holidays.
To delete a holiday date press the DLETE key.

Press ENTER.

5.0 SCHEDULE SET MODE

Press MODE key until display shows

In the SCHEDULE mode, the following information
is set:

1. TIME: HOUR and MIN.

2. EVENT: ON or OFF

3. DAY: DAY or DAYS combination.

4. HOLIDAY
Now you are ready to begin setting the schedules.

There are a total of 99 ON/OFF events.

5.1 SETTING HOURS AND MINUTES

Press HOUR and MIN keys to desired setting.
Press ON/OFF key to desired setting.

5

H

SCH

CH 1

5.2 SETTING DAYS AND HOLIDAY

MO (Monday) is flashing - If Monday is desired,
press SELCT key. If Monday is
DAY key to pass Monday and advance to
Tuesday.

a. Press SELCT key to select the flashing day or

holiday.

b. Press DAY key to pass the flashing day and

advance to other days or holiday.

The same schedule will repeat on every holiday date.

NOTE: SELCT key can also be used to
holiday

previously selected

is flashing.

When you have desired time, event, steady days,
press ENTER. This completes the first schedule
entry.

Now display shows that SCH 02 appears on the display.

This means unit is ready to accept 2nd schedule entry.
Use same procedure to set more SCHEDULES.

6.0 TO SET ASTRONOMIC SCHEDULE

Press MODE key until display shows

By default, latitude north 10° will appear on the display.
The latitude of your location can be set in this mode.

CH 1

CH 1

5.2 SETTING DAYS AND HOLIDAY

MO (Monday) is flashing - If Monday is desired,
press SELCT key. If Monday is

not

desired, press
DAY key to pass Monday and advance to
Tuesday.

a. Press SELCT key to select the flashing day or

holiday.

b. Press DAY key to pass the flashing day and

advance to other days or holiday.

The same schedule will repeat on every holiday date.

NOTE: SELCT key can also be used to

delete

a day or

holiday

previously selected

when the aforementioned

is flashing.

When you have desired time, event, steady days,
press ENTER. This completes the first schedule
entry.

Now display shows that SCH 02 appears on the display.

This means unit is ready to accept 2nd schedule entry.
Use same procedure to set more SCHEDULES.

6.0 TO SET ASTRONOMIC SCHEDULE

Press MODE key until display shows

By default, latitude north 10° will appear on the display.
The latitude of your location can be set in this mode.

6

CH 1

CH 1

Press LAT key to advance to the desired # from
10° to 60° north or 10° to 60° south. Press ENTER.
(Unit can not be used for latitudes greater than 60°).

Now display shows

6.1 SELECTING ASTRO DAYS
NOTE: Entering your latitude does not assign the

astronomic function. You must enter DAYS while in the
astro mode in order to enable this function.

Select the day(s) in which you want the indicated
channel to turn ON at sunset. This is done in the
same way as section 5.2 “a.” and 5.2 “b.” using
DAY key and SELCT key.

If you want the load to come on after or before
sunset, you use the OFFSET key. A

÷ sign before

the last 2 digits means the load comes ON that
many minutes after sunset. A

– sign means the

load comes ON that many minutes before sunset.

Once desired DAYS and OFFSET is set press ENTER.

Now display shows SUNRISE time along with all
days and seasons displayed.

ALL DAYS TURN OFF AT SUNRISE whether or
not those days were astro selected.

In this mode you can only set OFFSET for sunrise.
If you want the load to turn OFF before or after
sunrise, you use the OFFSET key. A

÷ sign

before the last 2 digits means the load turns OFF
that many minutes after sunrise. A

– sign means the

load turns OFF that many minutes before sunrise.

7

ON

CH 1MOCH

1CH

MO

OFF

TU WE TH FR SA SU H

A

CH 1 2 3 4 SEASON

6.2 ASTRONOMIC ON, TIME OFF AND/OR

7.0 REVIEW, MODIFY AND DELETE

SCH

6.2 ASTRONOMIC ON, TIME OFF AND/OR
TIME ON, ASTRONOMIC OFF

Set astronomic ON/OFF per section 6.0 and 6.1
To set a time OFF during the night and/or a time

ON before sunrise, proceed as follows:

Press MODE key until schedule 01 appears

Press ENTER key repeatedly until the next blank
schedule screen appears.

Set the hours, minutes, and days per sections 5.1 and

5.2. You can first set an OFF during the night and use the
next blank schedule screen to set an ON before dawn.

7.0 REVIEW, MODIFY AND DELETE

Use MODE key to advance to any of the following
MODES:

1. CLOCK MODE: Use HOUR, MIN, and DAY

keys to modify existing settings. Press ENTER.

2. DATE MODE: Use MONTH, DATE, and YEAR

keys to modify existing settings. Press ENTER.

3. DST È Daylight Saving is automatic. You do

not have to enter start and stop dates. Unit cal­culates 1st Sunday of April and last Sunday of
October. You do not have to remember to
change every year. To eliminate, press
ON/OFF key to OFF. Press ENTER.

4. HOLIDAY MODE: Holiday dates can be

changed or deleted. Press MONTH and DATE
keys or DLETE key. Press ENTER.

5. SCHEDULE MODE: Schedule review, modify,

delete. You can modify the schedule entry using

HOUR, MIN, ON/OFF key and SELCT key. Press
ENTER after each modification.

To delete, simply press the DLETE key when
unwanted information is on display. This will
blank the entry. Press ENTER to confirm. Do
not leave the MODE without pressing ENTER.

8

SCH

6. ASTRO MODE: Press LAT key to change latitude.
Press ENTER. Press DAY key and SELCT key
to add or delete days in the sunset mode.
Press OFFSET key to change offset time for
sunset or sunrise. Press ENTER after each.

7. RUN MODE: Time and day is displayed. If
today is a programmed holiday, the H will be
displayed steady.

8.0 OVERRIDE

OVR (override key) is effective only in the run mode.

The present load status will change until the next
scheduled event. CH1 will flash when the load is
overridden from scheduled event.

NOTES:

1. Unit will go to RUN MODE automatically if no key
is pressed for five minutes.

2. Units do not have look back feature. If you have
just finished setting the unit and an output is to be
presently ON, press the OVR key to turn it 0n. Unit
will automatically pick up the regular schedule
thereafter.

3. Clear all memory. All memory can be cleared
using the following procedure: while in the RUN
mode, press Enter key, display shows:

Use ON/OFF key to display:

Now press ENTER briefly and everything in the timer
memory is wiped off including real time and date.

9

OFF

ON

1

2

3

4

Holiday (H)

Date

Description

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

#

10

1

2

3

4

Holiday (H)

Date

Description

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

#

11

HSUSAFRTHWETU

Sch.#

OFFONTimeLoad Description MO

HSUSAFRTHWETU

Sch.#

OFFONTimeLoad Description MO

12

Latitude

Offset OffsetHSUSAFRTHWETU

Sunset Sunrise

MO

Sch.#

ASTRONOMIC SCHEDULE

13

TORK

®

MAINE

VT

NH

MASS

NEW YORK

PENNSYLVANIA

OHIO

IND

ILLINOIS

KENTUCKY

VIRGINIA

NORTH CAROLINATENNESSEE

WEST

VIRGINIA

SOUTH

CAROLINA

GEORGIAALABAMA

MISS

FLORIDA

PUERTO

RICO

LOUISIANA

ARKANSAS

OKLAHOMA

MISSOURI

TEXAS

KANSAS

NEW MEXICO

MEXICO

ARIZONA

CALIFORNIA

HAWAII

NEVADA UTAH COLORADO

NEBRASKA

WYOMING

IDAHO

OREGON

SOUTH DAKOTA

IOWA

WISCONSIN

MICHIGAN

MINN

NORTH DAKOTA

MONTANA

WASHINGTON

RHODE ISLAND

CONNECTICUT

NEW JERSEY

MARYLAND

DELAWARE

45°

42°

40°

38°

34°

30°

18°

26°

18°

MODE

KEY

Screen Description SETTING KEYS

DWZ100A

PROGRAMMING GUIDE

CLK

DATE

Set Clock

Set Date

Daylight
Saving

Holiday
Dates

Holidays 2-24

Schedule
Set

All Schedules

Astronomic
Schedule

SCH

HOUR MIN DAY ENTER

MONTH

DATE YEAR ENTER

ON

OFF

ENTER

MONTH

DATE ENTER

Run Mode

*After initial settings are made, unit will remain in run mode until mode key
is pressed.

DAY

TIME

OVR1

HOUR MIN

ON/OFF

DAY SELCT ENTER

LAT ENTER DAY SELCT

OFFSET

*

1 GROVE ST., MT. VERNON, NY TEL: [phone]

MODE

KEY

Screen Description SETTING KEYS

DWZ100A

PROGRAMMING GUIDE

CLK

DATE

Set Clock

Set Date

Daylight
Saving

Holiday
Dates

Holidays 2-24

Schedule
Set

All Schedules

Astronomic
Schedule

SCH

HOUR MIN DAY ENTER

MONTH

DATE YEAR ENTER

ON

OFF

ENTER

MONTH

DATE ENTER

Run Mode

*After initial settings are made, unit will remain in run mode until mode key
is pressed.

DAY

TIME

OVR1

HOUR MIN

ON/OFF

DAY SELCT ENTER

LAT ENTER DAY SELCT

OFFSET

*

TORK

1 GROVE ST., MT. VERNON, NY TEL: [phone]

FAX: [phone]

®