SOR Explosion Proof Pressure Switch UL/CSA/ATEX - Manual (Page 6)

6/8 Form 316 (01.13) ©SOR Inc.
Vacuum
Pivot Seal
Piston-
Spring
Designators
Adjustable Range
(Vacuum - 0 - Pressure)
Overrange Proof
in. Hg (in.
wc)
bar [mbar] psi bar psi bar
52 - 116 (20 - 0 - 20) [50 - 0 - 50]
200 14 400 28
52 - 117 (40 - 0 - 40)
[100 - 0 -
100]
54 - 117 15 - 0 - 15 0.5 - 0 - 0.5
750 50 1000 70
54 - 118 30 - 0 1.0 - 0
56 - 216 30 - 0 - 20 1.0 - 0 - 0.7
1500 100 2500 170
56 - 316 30 - 0 - 160 1.0 - 0 - 5.4
Piston-
Spring
Designators
Adjustable Range Overrange Proof
psi bar psi bar psi bar
2 - 3 100 to 1900 7 to 130
8000 550 10,000 700 2 - 5 500 to 3000 35 to 210
3 - 45 1000 to 7000 70 to 480