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Pressure and Temperature Measurement • Pressure Transmitters
Fixed Range Differentral Pressure Transmitter
Model 831D DESCRIPTION
The Model 831D transmitters is a the durable, accurate and cost-effective fixed range pressure transmitter. An all 316 stainless steel transmitter, it is designed for years of stable performance in even the toughest environmental and corrosive media conditions. With its all-welded construction, this transmitter is weatherproof and capable of a direct spray with forces up to 200 psi without internal leakage. proof ratings. The 831D carries the CSA explosion-proof rating and meet NACE standards for offshore applications. The Model 831D featurea 4 to 20 mA output standard with a 12 to 30 VDC power supply.
FEATURES • All welded 316L stainless steel construction and wetted parts • ¾ inch NPT female conduit connection cable • 24 inch cable length standard • CSA approved, explosion proof, and meet NACE standards for off-shore applications
• In line connection for slim profile • Available in pressure ranges from 6 psid to 500 psid
831 Pressure transmitter Process connection ¼ inch NPT male ½ inch NPT male ½ inch NPT female Pressure types
Differential pressure Differential ranges
0 to 6 psid (0 to 0.41 bar) 0 to 15 psid (0 to 1 bar) 0 to 30 psid (0 to 2.1 bar) 0 to 60 psid (0 to 4.1 bar) 0 to 100 psid (0 to 6.9 bar) 0 to 150 psid (0 to 10.3 bar) 0 to 250 psid (0 to 13.8 bar) 0 to 300 psid (0 to 20.7 bar 0 to 500 psid (0 to 34.5 bar) Input/Output
12 to 30 VDC/4 to 20 mA Isolation diaphragm material
316L process connection, Hastelloy C276 diaphragm 316L process connection and diaphragm (standard)
Table 2 X
Table 3 X
Table 4 XXXX
HOW TO ORDER Table 5
X
Table 7 M
S
Table 8 A B C D
E-Z
Table 9 A B C D E F
G-Z
Table 6 X
Fill fluid
Mineral oil – minimum operating temperature limited to 10°F (-12°C)
DC silicone (standard) Electrical termination¹ PVC (standard) PVC/EMI TEFLON