Consisting
of two bourdon tubes, one for high and one for low pressure line and the
pointer of the instrument gives direct reading of differential pressure.
Each bourdon tube can take maximum pressure of 1.3 times the maximum range
shown on the dial.
Manufactured in dial size 150mm and with pressure range from 0 - 1 kg/cm2
upto 1000 kg/cm2 and with accuracy ±1%.
