SMJ DTHL1C User Manual

DTHL1C Page 1 of 5
Instruction Manual for
Programmable Digital Timer
Item No. DTHL1C
A. Functions
1. The Programmable Digital Timer (hereinafter refer as “Timer”) can preset specific on/off time
of your home electrical appliances, e.g. using in coffee machine, lamps. It is ideal for energy
saving and home security.
2. The countdown function can switch on/off your appliance on your pre-set time and random
functions allows you to switch on and off the appliance in irregular time, it is not only ideal for
home automation, also prevent burglary during your absence.
3. The LCD displays program setting status and real time.
4. With maximum 98 on/off programs per week .
B. Diagram & Descriptions
No.
Description
Functions
1
LCD Display
Shows time and program setting.
2
CLOCK Button
- Return to real time display when in program setting
- Press and hold to interchange between 24 hours to 12 hours display
- press together with ▼－Button to change to Summer Time
3
CD Button
Press the button to start/stop countdown program when it is in AUTO
status and when Timer is plugged into AC socket
4
RND Button
Press the button to start/stop random program when it is in AUTO status
and Timer is plugged into AC socket
5
On/Off Button
Change the setting mode to ON, ATUO or OFF. When press the button
each time, the horizontal line in the LCD moves to
ONAUTOOFF which were silk printed on the Timer
6
SET Button
Press and hold to start setting time and week and to confirm setting
7
▼－ Button
Press the button to reduce the time, week or program group
8
▲+ Button
Press the button to increase the time, week or program group
9
S Printing
Press CLOCK Button and ▼－ Button at the same time to change to
Summer Time. Time display adds one hour automatically and “S” are
shown on the LCD.
10
R Button
Press and hold to reset all the programs
11
Socket & Plug
Connect your appliance to the socket and plug the timer to the wall AC
socket to get power

SMJ DTHL1C Specifications

Power

current	230VAC, 50Hz, 16A
max_power	3500W

Operating Environment

ip_rating	IP20
working_temperature	0 - 55°C
time_setting_interval	1 Minute

Summary

Timer Functions

Diagram and Component Descriptions

Time Display Modes

12-Hour Display

Details the 12-hour digital time display format on the LCD.

24-Hour Display

Details the 24-hour digital time display format on the LCD.

Switching Time Display Formats

Instructions on how to change between 12-hour and 24-hour display modes.

Setting Week and Time

Week Setting Procedure

Guide on setting the current day of the week using SET and +/- buttons.

Time Setting Procedure

Instructions for setting the current hour and minute.

Summer Time Adjustment

How to activate or deactivate summer time, adding one hour to the display.

Program Setting

Countdown Setting

Random Function

Override and Resume Programs

Electrical Connections

Safety Precautions

Technical Specifications