what is the resistance of your meter leads?
0.5 Ohm is either Lead resistance or a faulty switch
hard wire - on a bench - 24v supply through the switch to a relay
BEWARE OF THIS - IF IT IS AN INTRINSICALLY SAFE DEVICE AS TOM ASKED
these units use less than 8 volts and need a barrier control
0.5 Ohm is either Lead resistance or a faulty switch
hard wire - on a bench - 24v supply through the switch to a relay
BEWARE OF THIS - IF IT IS AN INTRINSICALLY SAFE DEVICE AS TOM ASKED
these units use less than 8 volts and need a barrier control