Model 2831 — Super "Teach Me" Timer
Programmable Timer

Features:

Benefits:
  • Easy-to-use and program

  • Dual range programmable timer

  • Optional indicating panel mount LED

  • A variety of power inputs and outputs

  • Maintains memory (time is saved during power loss)


It is the customer's sole responsibility to specify and determine the suitability of a particular control or component based on their unique individual applications and requirements.

 

  • UL approved file #E70766

  • Dual teachable time settings

  • Time setting is done by example

  • Ideal for timed food or liquid dispensing
    Application examples: coffee brewing,
    cheese and chemical dispensing

  • Optional flowmeter support for volume
    instead of time mode

  • Two different start modes, (Isolated)
    AC activation or panel push button

Model 2831 is a dual range timer and is also designed to be a plug-in replacement for Model 2577 Teachme Timer. Both timing ranges are programmed by example. For instance, if you are filling a glass with liquid, just fill the glass once while in program mode, and the time will be remembered (even if power is removed) until it is reprogrammed. An optional panel mount LED indicates that dispensing is in progress. The start button can either be connected to the AC line for 110/220 VAC activation or if low voltage is desired, the button can be connected straight to the board.

Specifications

Input Power

Selection either by fixed factory setting or jumper selectable field setting

Input/Output Power Connections

Amp Part #: 770968-1, type 4 pin PCB mount connector
(Amp Mating Plug #: 172167-1, Pins #: 77098-1)

Input Signals

AC start, cycle select, program, alternate start

Input Signal Connections

0.1” Molex IDC type 4 pin connector.

Outputs

Connects up to 10A load to input power

Control Logic

Two separately teachable timers with one start switch and one timing select switch

Timing Range

0.050 seconds to 54 minutes
Other timing ranges available

Timing Resolution

0.050 seconds

Timing Repeatability

1%

Mechanical Information

Size: 2.35” W x 3.6” L x 1.5” D. Four standoffs are included to mount in 0.156” mounting holes. Mounting footprint is for 1.75” x 3.0” mounting dimensions.

Maximum Operating
Environmental Temperature

+30°F to 158°F; 0 to 90%RH, non-condensing

Options

Conformal coating

View PDF Catalog Page

Selco Products Co.
605 South East Street
Anaheim, CA 92805
714•917•1333 Tel
714•917•1355 Fax
Toll-Free Phone:

800-257-3526

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