GraLab

Gralab Model 451 Electronic Timer/Intervalometer

SKU: GL451R MFR: 451R
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$194.51
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About this item

The Model 451 is a dual memory switching timer/intervalometer featuring inductive loan and logic level output capabilities. It has all the same features as the 450, plus two independent, separately programmable memories allowing for operation as a single-cycle switching timer as well as a continuously recycling intervalometer, parallel AC and logic level output, and a third time range option that is adjustable in increments from 1 to 99 minutes.

What's Included With This Item

  • Limited one-year warranty.

Summary of Customer Reviews

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Customers most agreed on the following attributes:

Key Features

  • Reliable and accurate time after time
  • Two digit display
  • Pushing the START/RESET bar during a cycle stops the timer and automatically resets it to the originally set time.

Technical Specs

Time Range seconds to 99
tenths of seconds to 9.9
1 to 99 minutes
Accuracy Better than ±.01% @ 1 second relative to power frequency (20°C ambient, no load)
Repeatability: + .005% @ 1 second relative to power frequency (20°C ambient, no load)
Max. Lamp Load @ 120 VAC: Max Lamp Load 600W
Max. Resistive Load 1200 W
Max. Motor Load 1/3 HP
Number of Outlets 1
Audible Options 3: off, metronome and end-of-cycle tone
Memory dual memory
Display 2-digit LED
Auto Reset Yes
Foot Switch Yes
Voltage 100-130 VAC, 50 or 60 Hz (U.S. & Canada)
Dimensions 3.5 x 4 x 8"
Housing Material Plastic
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