Intermatic ET105C Supplementary Manual
TIMER SUPPLY:
120 V.A.C. 60 Hz.
3.0 Watts maximum
SWITCH RATING:
N.O.
N.C. CONTACT
20 Amp
10 Amp
Inductive/Resistive
24/120/240V AC. 60 Hz.
20 Amp
10 Amp
Resistive
28V DC
1 H.P.
1/4 H.P.
MOTOR
120V AC, 60 Hz.
2 H.P.
1/2 H.P.
MOTOR
240V AC, 60 Hz.
5 Amp
-
TUNGSTEN
120-240V AC, 60 Hz.
20 Amp
3 Amp
BALLAST
120-277V AC, 60 Hz.
ELECTRONIC 24 HOUR TIME SWITCH (single pole double throw)
with battery
powered carryover. For direct control of resistive or inductive and tungsten loads up to the switch
rating shown above.
TO MANUALLY TURN ON OR OFF: Program Selector switch must be in RUN
position. In AUTO or MANUAL Press ON/OFF button. Display indicates load is either
on or off.
TO SET TIME: Slide Program Selector switch to TIME SET. Press HOUR and
MINUTE buttons individually to select current time of day. Note that clock is a 12
hour AM/PM repeating clock.
TO SET OR CHANGE PROGRAMMED SET POINTS: Select PROGRAM mode
with Program Selector. Note that the event display shows Event #1. There are eight
possible programmed events. Four ON and four OFF which are programmed
alternately. All available events need not be used.
Press the HOUR and MINUTE buttons separately to program the first ON time
desired. Note the ON indicator (OFF in the next step) will only be displayed after the
hour has been selected unless an ON time was previously entered.
Press EVENT button. The display now shows the next Event #2.
Press HOUR and MINUTE buttons separately to select first OFF time or Event #2.
Press EVENT button to select Event #3. This is the second ON time. Program the
ON time by pressing the HOUR and MINUTE buttons.
Repeat this procedure for up to 4 ON and 4 OFF times (8 Events) as required.
Return Program Selector switch to RUN Position.
Be sure Manual/Auto switch is in the AUTO position.
TO OVERRIDE PROGRAM
Program can be overridden at any time by selecting the MANUAL position.
Program set times will be maintained but will not operate the controlled load(s)
automatically.
TO CHANGE OR DELETE PROGRAM SET POINTS
Place Program Selector switch into PROGRAM mode.
Press EVENT button to step through the eight possible events. Note that the
times which have been programmed will be displayed or 0:00 will be displayed
if no set point has been entered.
To change an event time, press the HOUR and/or MINUTE buttons to
change the time currently in the program to the new time desired.
Press EVENT button to proceed to next programmed event.
To remove a programmed Event: Press the ON/OFF button two times. When
this is done, the display will show 0:00 and the event number.
TO RESET TIME SWITCH COMPLETELY: Press the recessed RESET switch for
five seconds to remove all eight available events and to reset time of day clock to
12:00 A.M.
INTERMATIC INCORPORATED
SPRING GROVE, ILLINOIS 60081-9698
158ET10666
MODEL: ET105C
For battery replacement, use industrial grade AA standard nonrechargeable
battery 1.5 volts. To replace battery, press battery tray in and downward to
remove the battery holder. Replace battery, being sure to observe the correct
battery polarity. Replace battery __/__/__ (3 yrs. after installation of Time Switch).
TIMER
POWER
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