Contact pressure gauge, magnetic spring contact, Connection radial bottom, G 1/2, Goods class 1. 0, Meas. range 0 - 2. 5 bar, Ø 100Robust bourdon-tube pressure gauge with electrical contact (magnetic spring contact), contact type 821. 21. The electrical contact opens an electrical circuit when the first set limit value is reached and closes it again at the second limit value. Suitable for gaseous or liquid media which do not corrode copper alloy, do not have high viscosity and do not crystallise. Current ratings: Make rating 1. 0 ABreak rating 1. 0 AContinuous load 0. 6 APin assignment 821. 21: 1. Contact makes when pointer reaches set point2. Contact breaks when pointer reaches set point
