Honeywell STD820-E1AN4AS-1-A-AD0-11S-A-11A0-FX-0000 dP Transmitter, -400 to 400"

STD820 Differential Pressure Transmitter, -400 to 400" H2O Range Limits. Reference Accuracy 0.0375% of Span, 400:1 Max. Turndown Ratio. 316 SS Head, 316L SS Diaphragm, Silicone Oil 200 Fill, 1/4" NPTF Process Connection, Grade 660 NACE Bolt with NACE 304 SS Nuts, Dual-Ended Head, Standard End Vent, Teflon Gasket, Static Pressure 4500 PSIG. Standard Head Orientation: High Side Left, Low Side Right. FM Explosion-Proof, Intrinsically Safe, Non-Incendive, Dustproof. Aluminum Housing, 1/2" NPT Connection, 4-20 mA DC Output, Honeywell DE Protocol. Standard Diagnostics, Fail High (3.8 to 20.8 mA DC Output Limits). Carbon Steel Angle Bracket, One Wired SS Tag. Factory Standard Configuration, Factory Standard Single Calibration, FC33341 Material Traceability Cert.