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Safety Precautions
Refer to Safety Precautions for All Timers.
!WARNING
Minor injury may occasionally occur due to the battery
bursting, igniting, or leaking. Never short-circuit the
positive and negative terminals, disassemble the battery,
deform it under pressure, or dispose of it in fire.
!CAUTION
Minor injury by electric shock may occasionally occur. Do
not touch any of the terminals while power is being
supplied. Be sure to mount the terminal cover after wiring.
Unexpected operation may occasionally occur.
Before changing times or other settings while power is
being supplied, either turn OFF the power on the load
side or set the output ON/OFF switch to OFF and confirm
the safety of the system.
Fire may occasionally occur. Tighten the terminal screws
to the rated torque.
Minor electric shock, fire, or product failure may
occasionally occur. Do not allow metal fragments, copper
wire scraps, or shavings from installation work to fall
inside the Time Switch.
Minor electric shock, fire or product failure may
occasionally occur. Never attempt to disassemble,
modify, or repair the product or touch any of the internal
parts.
Minor injury due to explosion may occasionally occur. Do
not use the product where it is subject to flammable or
explosive gas.
■ Precautions for Correct Use
Mounting
Panel Flush Mounting
1. As illustrated at the right,
bend the enclosed adapter in
the direction of A, and then
push part B in the direction of
the arrow (i.e., toward the
back of the panel cut).
2. Once the adapter has been
mounted, insert the Time
Switch as illustrated at the
right. Secure the Time Switch
in two places using the
enclosed screws (M3 × 16)
tightened with a torque of
0.58 N·m max.
Panel
A
Adapter
B
A
3. If the lead wire has been
installed in front of the
panel, place the Time
Switch on part A of the
adapter and push it in
toward B. Then secure the
Time Switch by tightening
the screws as described in
step 2.
Setting the Time
• Turn the center knob clockwise to set
the time. Product failure may occur if
the knob is turned counterclockwise
or the knob is turned while the
triggers are being pressed.
• Set the hour to the arrow at the
upper left and set minutes to the
arrow on the center knob.
• The gold-colored triggers are for ON
and the silver-colored triggers are for
OFF. Securely push in the triggers
with the wider part facing the outer
part of the dial.
• Insert the spare triggers into the
holes at the lower right for storage.
Manual Switch
Models with SPST-NO Output
The output will turn OFF regardless of trigger settings when the
manual switch at the lower left of the front panel is set to OFF. The
output will turn ON regardless of trigger settings when the manual
switch is set to ON.
The output will turn ON and OFF according to the trigger settings
when the manual switch is set to AUTO.
Models with SPDT Output
• Load 1 (terminals 4 and 5) and load 2 (terminals 5 and 6) will both
turn OFF when the manual switch at the lower left of the front panel
is set to OFF.
• The output will turn ON and OFF according to the trigger settings
when the manual switch is set to AUTO. Load 1 (terminals 4 and 5)
will turn ON and load 2 (terminals 5 and 6) will turn OFF when the
manual switch is set to ON.
• Check the output indicator when returning operation to AUTO. If the
knob has been touched or the output indicator has changed
because of vibration or shock, turn the knob, switch the output, and
then return operation to AUTO.
Output Indicator and ON/OFF Switch
Knob
• The output indicator at the upper left of the front panel shows the
output status when the manual switch is set to AUTO.
The output can also be manually
switch ON or OFF by turning the
knob clockwise (i.e., in the
direction of the arrow). (This is
possible only when the manual
switch is set to AUTO.)
• Do not turn the ON/OFF switch knob when the manual switch is set
to ON or OFF. Do not turn the Knob counterclockwise.
H2F-D
Panel
Adapter
B
Time
Switch
Lead wire
A
6
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