American Sensor Technologies Inc., Mount Olive, NJ, offers its AST4300, AST4310, AST43LP, AST4400, AST4410, AST44LP, AST4600, and AST46HA nonincendive, intrinsically safe, and explosionproof pressure transmitters with the option of 1/4 in. NPT female pressure ports of 316L SS. The AST4300, AST4310, and AST43LP offer pressure ranges of 0–2.5 to 10,000 psi for Class I, Div. II nonincendive Groups A, B, C, and D applications. The same pressure ranges are available in the AST4400, AST4410, and AST44LP Series rated for Class I, Div. I, intrinsically safe Groups C and D with approved barrier. The AST4600 operates in Class 1, Div. I Explosionproof Groups A, B, C, and D areas and the AST46HA in Groups C and D with pressure ranges from 0–50 to 10,000 psis. 316L SS meets NACE MR0175 material requirements to prevent sulfide stress cracking from sour gas.
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