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The Gralab Model 451 is a dual memory switching timer/ intervalometer.
It has all of the 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.
It also has a third time option that is adjustable in increments from 1 to 99 minutes.
Note: Requires plug adapter
Temperature range from 0-55C, Humidity range from 0-95% non-condensing
In the Box
GraLab Model 451 Electronic Timer (220v/50Hz - European Voltage)
Table of Contents
Choice of three ranges: 1-99 in mins.; 1-99 in secs.; .1-9.9 in tenths of secs.
Maximum Wattage (Load)
Maximum Resistive Load
Number of Outlets
Three; End of cycle tone, once every second, or none at all
Two, separately programmable
Two adjustable LEDs (for brightness, or can be switched off completely)