Honeywell SmartLine Pressure Transmitters

Select a variant below

🇨🇦Made in Canada

Honeywell SmartLine ST 700 pressure transmitters for monitoring, control and data acquisition. The piezoresistive sensor combines pressure sensing with on-chip temperature compensation. Models offered: - STG730 gauge pressure: upper range limit 50 psi (3.5 bar), lower range limit -14.7 psi (-1.0 bar), minimum span 0.5 psi (0.035 bar). - STG740 gauge pressure: upper range limit 500 psi (35 bar), lower range limit -14.7 psi (-1.0 bar), minimum span 5 psi (0.35 bar). - STD720 differential pressure: range limits -400 to 400 inH2O (1000 mbar), minimum span 4 inH2O (10 mbar), maximum allowable working pressure 4,500 psi (310 bar). Common characteristics per the manufacturer's specifications: - Output: two-wire 4-20 mA with HART 7 protocol. - Supply: 10.8 to 42.4 Vdc at terminals (intrinsically safe versions limited to 30 Vdc). - Stability up to 0.02% of URL per year for 10 years; rangeability up to 100:1; response time 100 ms. - Electronics housing in polyester powder-coated low-copper aluminum, Type 4X / IP66 / IP67. - Process connection: 1/2 in NPT female on the STG730/STG740; 1/4 in NPT, or 1/2 in NPT with adapter, on the STD720. - Modular design: meter body, display and electronics module can be replaced in the field. - SIL 2/3 compliance per IEC 61508. - Net weight 8.3 lb (3.8 kg) with aluminum housing. Ranges are calibrated per order; the calibrated range of each part number is listed in the variant table.