Honeywell ST7009A Specification

ST7009A,C
APPLICATION
The ST7009 family of one and two-switch Programmable Timers are
compact time controls providing 24-hour or 7-day microprocessor-
based switching. Heavy duty 16A spdt relay contacts can switch low-
or line-voltage loads. Up to 21 on and 21 off functions are available
per day.
These timers are applicable for time-of-day control of pumps, fans,
heaters, HVAC control circuits, lighting and many other types of
commercial and industrial equipment.
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Electronic Programmable Timer
ST7009B,D
ST7009A,B,C,D
24-HOUR OR 7-DAY TIME SWITCHES
FEATURES
• Universal 24-hour or 7-day programming accurate to the
second.
• UL and CUL recognized components.
• Multiple on-off daily programs with unlimited flexibility.
• Program simplicity with a minimal number of keys and
program steps.
• Holiday programming.
• Built-in program backup.
• Daylight Savings Time changeover in the spring and fall.
• Screw wiring terminals.
All models feature large keys and a large LCD display for easy circular
programming of schedules. The ST7009 allows for selection of any
combination of days and additional programming events per day.
Built-in program backup provides retention of memory and time of
day during a power outage. The ST7009 features an automatic
internal recharging battery backup program for up to a two-week
period. The ST7009 also offers a holiday programming schedule of
one or more days that can be programmed up to a week in advance.
SPECIFICATION DATA
68-3003