SPECIAL APPLICATION GAUGES

DIFFERENTIAL GUAGES - SERIES DG-1* Measures the difference between two independent pressure sources. FEATURES: Brass Sockets - Phosphor Bronze Tubes. 1.0% Accuracy ASME B40.1 Grade 1A White Aluminum Dial with Black Markings Slotted Adjustable Pointer Available Dial Sizes 4 1/2" Bottom Conn. 6" Bottom Conn. Case Styles B B *See pertinent data in available Range Table on page 12

DUPLEX GAUGES - SERIES TP-1 Measures two related pressures on the same dial. Top pointer is orange and the bottom pointer is black. FEATURES: Brass Sockets - Phosphor Bronze Tubes. 1.0% Accuracy ASME B40.1 Grade 1A White Aluminum Dial with Black Markings Pointer - Black Aluminum, Micrometer Adjustable Available Dial Sizes 4 1/2" Bottom Conn. Case Styles B

BELLOWS GAUGES - SERIES BG-1** Sensitive bellows element for accurate measurement of pressures below 15 psi. FEATURES: Brass Sockets - Phosphor Bronze Tubes. 1.0% Accuracy ASME B40.1 Grade 1A White Aluminum Dial with Black Markings Slotted Adjustable Pointer Available Dial Sizes 4 1/2" Bottom Conn. 4 1/2" Lower Back Conn. Case Styles B F *Also available with 316 S.S. bellows and socket,   Series BG-2