Altronix AT4 Datasheet

Category
Electrical timers
Type
Datasheet

This manual is also suitable for

AT4 and AT4B 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.
12 to 24 volts AC or DC operation
Standby current: 20mA with relays off combined with
40mA for each relay on.
Four (4) Form “C” relay contacts are rated
10 amp @ 120VAC/28VDC.
Each relay operates independently.
EE Prom memory protects against loss of
programming due to power failure.
Clock synchronization 60Hz (AC operation).
Accurate crystal controlled clock (DC operation).
Momentary and/or Latching Events.
254 individually programmed daily/weekly events.
Block programming capacity can accommodate a
total of 1778 events per week.
254 programmable Holiday events.
“First man in” option.
Alphanumeric LCD display simplifies programming.
Standard or Daylight Savings Time settings.
Automatic compensation for leap year.
Built-in charger for 12VDC sealed lead acid or gel
type batteries (Max charge current 300mA).
Lithium battery backup maintains clock.
Order Altronix part # LB2032.
User friendly programming.
AT4, AT4B Annual Event Timer
Rev. DSAT4_B - A10F
Overview
Specifications
AT4
AT4 w/enclosure.
AT4B
Timer only.
AT4
Board Dimensions (approximate)
AT4B: 8”L x 4.5”W x 1.25”H
Mounting Diagram
7.2400
5.4500
Ø0.1710
4.9500
3.7000
2.6600
2.6600
3.7000
3.5400
Enclosure Dimensions
AT4: 12.25”H x 7.75”W x 4.5”D
Altronix Corp. - 140 58th Street, Brooklyn, NY 11220 • 718-567-8181 • 888-258-7669 • altronix.com
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Altronix AT4 Datasheet

Category
Electrical timers
Type
Datasheet
This manual is also suitable for

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