Gralab Timer - 7-300-250R

Gralab Timer - 7-300-250R
Darkroom timer - 60 min



The Gralab Timer 7-300-250R is ideal for film processing, especially the precise timing required by color processing. Minutes and seconds can easily be read across the room in total darkness on the Gralab Timer 7-300-250R.

The Gralab Timer 7-300-250R has a 60 minute timing range which you can set in minutes and seconds. The Gralab Timer 7-300-250R has exclusive dual-cam mechanism providing an extreme accuracy for long time intervals: +/- 0,015 percent at maximum setting.

7-300-250R

 


Gralab Timer 7-300-250R specificationsMinimum Setting1 secondTotal Range60 minutesAutomatic buzzerConstant toneAccuracy+/- 0,015 percent at maximum settingVoltages210-250 VAC, 50 HzAC outlet power rating120 VACMax lamp load600 WMax resistive load1200 WMax motor load1/3 HP