The Type 1133 uses a convoluted-diaphragm
to sense low inches of water differentials while
ensuring no migration of the process media. Maximum
static pressures for ranges of 5 IWD and below is 45 psi
and 500 psi for all other ranges. Body materials are
only available in Aluminum, with Buna, Viton or EPDM
(1) Not for use with incompatible media.
(2) Other wetted parts include stainless
steel, Teflon and ceramic.
(3) Not to be used with water or