Altronix AT4B 365 Day 24 hr 4 Channel Annual Event Timer
Altronix AT4B is an 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.
Key Features:
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Input
- 12 to 24 volts AC or DC operation.
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Relay
- Standby current: 20mA with relays off combined with 40mA for each relay on.
- Four (4) Form "C" relay contacts are rated 10A @ 120VAC/28VDC.
- Each relay operates independently.
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Events/Programming
- 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.
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Features
- EE Prom memory protects against loss of programming due to power failure.
- Clock synchronization 60Hz (AC operation).
- Accurate crystal controlled clock (DC operation).
- "First man in" option.
- Standard or Daylight Savings Time settings.
- Automatic compensation for leap year.
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Battery Backup
- 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.
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Display
- Alphanumeric LCD display simplifies programming.
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Temperature
- Operating -20ºC to 49ºC (-4ºF to 120ºF).
- Storage -25ºC to 70ºC (-13ºF to 158ºF).
- Relative Humidity 85% +/- 5%.