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Lathem Sonachron Signal Control & Program Timer | DWA-S | Lathem Time

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Lathem Sonachron Signal Control | DWA-S
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Lathem Sonachron Signal Control | DWA-S

made-in-usa.jpgThe Sonachron Program Timer from Lathem is ideal for schools and industry.

The Sonachron is a dual-purpose, single circuit program timer, ideal for signaling horns and bells or for controlling the On/Off status of electrical devices such as HVAC or appliances. A huge asset for your building's GREEN efforts.

The Sonachron is user-friendly, with a front-mounted keypad that lets you program the exact minute and weekday(s) of each event.


  A keypad allows easy programming and changes to schedule for operating the internal 10-amp dry contact relay.
  The weekly schedule can have up to 1,440 events. Each event includes the day(s) of the week and the time.
  Signal duration can be set from 1 to 99 seconds.
  Display can be in 12 or 24 hour format
  If desired, a 4-digit security code entry can be required by keypad for preventing unauthorized tampering.
  An internal battery retains memory and timekeeping during power failures lasting up to 7 days.
  An optional dip switch can be set for operating the unit as a control device. As a control device, the relay latches On or Off according to your schedule.

Technical Specifications

  Dimensions: 9.5"W x 5.3"H x 3.3"D
  Weight: 3.7 lbs.
  Color: Charcoal Gray and Brushed Steel
  Power: 20 Watts Max
  Standby Power: 1.2 Amp Hours, 6V battery (included)
  Voltage: 115 AC (200V AC optional)

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