To complete the package, the nice folks at Professional Equipment also offer a protective case for the comprehensive
water gauge, for a measly $19.95.
This device covers the pressure ranges from zero to 1m up to zero to 250m
water gauge, with the measuring interval being programmable from 2 seconds to 24 hours.
This is determined by the water level in the glass
water gauge or sight gauge.
Other features include a built-in
water gauge and an automatic shutoff feature, which immediately cuts the heat when the kettle's contents reach a rolling boil.
Cofpa fabrics have a broad range of air permeability - ranging from 50-1500 CFM (under 1/2 inch
water gauge) or 800-25000[m.sup.3]/[m.sup.2]/[h.sup.*] (under 100 Pa).
The level gradually declined during fall, drying early in 1986 (
water gauge x = 38.4 cm) followed by heavy fall rains.
Water Gauge: A glass tube that covers the safe range of the boiler's water level.
The level of the solution in the container is usually indicated by a
water gauge. Keep the level between the maximum and minimum marks on the gauge, adding clean, fresh, lukewarm water when necessary.