AT4/AT4B Annual Event Timer Installation Guide Rev.
AT4/AT4B - Annual Event Timer Overview: These units are extremely versatile 24 Hour 365 Day Event Timers designed to support a wide range of applications. Such applications include: Home and Building Automation, Security, Access Control, Lighting Control, Etc. AT4/AT4B is equipped with four independently controlled form “C” relay contacts that provide many latching and/or momentary operations during a program schedule of your choice.
Basic Operation: AT4/AT4B controls four (4) independently operated dry form “C”relay outputs. Relays, can be programmed to: turn on (latch), turn off (latch) or pulse (toggle) at a specified time and day (this is referred to as an event). Events are programmed via the keyboard and LCD display. These events can be designated to operate any one of the four (4) relays independently. Relay 1 corresponds to RL01, Relay 2 corresponds to RL02, etc. on the display.
Keyboard Layout: Keyboard Description: Key Function/Description 1 Selects Sundays, Relay Off or numeral one (1) 2 Selects Monday, Relay On or numeral two (2) 3 Selects Tuesday, Relay Disable or numeral three (3) 4 Selects Wednesday, Relay Pulse or numeral four (4) 5 Selects Thursday or numeral five (5) 6 Selects Friday or numeral six (6) 7 Selects Saturday or numeral seven (7) 8 Selects Holiday Event or numeral 8 9 Clears entire programmed memory or selects numeral 9 0 Selects numeral
Example: To program 02/14/99 SU 10:25 am DS (daylight savings) depress the following sequence of keys: DOWN ENTER To change or reprogram clock/calendar depress TIME and make new selections by repeating steps above. B. Setting Events: Depress PROGRAM once. EVNT #0001^RL01 SU/SU RLY 00:00 will appear in display. Depress ENTER until the flashing cursor reaches the RL01 display location. Select the output relay (RLY1 through RLY4) desired by depressing 1 through 4.
Note: If pulse duration is not selected relay output defaults to 1 second. Next select the time (military format) of holiday event should occur by depressing the number keys 0 through 9. Depress ENTER to accept. Display automatically scrolls to the next event number to be programmed. You may continue to enter holiday events by repeating the previous steps or exit programming by depressing ESCAPE.
Customer Event Log Event # Relay # Day/Block Holiday Dates -7- Event Type
Customer Event Log Event # Relay # Day/Block Holiday Dates Event Type Altronix is not responsible for any typographical errors. Product specifications are subject to change without notice. 140 58th Street, Brooklyn, New York 11220 USA, 718-567-8181, fax: 718-567-9056 website: www.altronix.com, e-mail: info@altronix.com, Lifetime Warranty, Made in U.S.A. L08F IIAT4/AT4B - Rev.
