Honeywell pressure transmitter STD730.
Product Introduction
Honeywell STD730 belongs to the SmartLine ST700 series intelligent differential pressure transmitter, which adopts the HART communication protocol and can achieve differential pressure, liquid level, and flow measurement. Widely used in industries such as oil and gas, chemical, power, water treatment, etc., with stable and reliable measurement, it meets the long-term continuous operation requirements of harsh working conditions.
The physical display of our product is shown below
STD730‑E1AS6AS‑1‑D‑DHC‑11S‑A2‑0A0‑F3‑0000

Technical Parameter
| Item | Specification |
|---|---|
| Product Series | SmartLine ST700 STD730 Differential Pressure Transmitter |
| Communication Protocol | HART Registered, 4-20 mA |
| Safety Rating | SIL2/3 Capable |
| Measuring Range | -700 ~ 700 kPa; Factory calibrated: 0-207 kPa |
| Max Allowable Working Pressure (MAWP) | 31 MPa |
| Supply Voltage | 11 ~ 42 VDC |
| Diaphragm Material | SS Stainless Steel |
| Fill Fluid | DC200 |
| Process Medium Temperature | -40 ~ +125 ℃ |
| Electrical Connection | M20 |
| Housing | Explosion-proof die-cast aluminum alloy housing |
Core advantages
High precision and long-term stability
The measurement accuracy can reach 0.065% FS, with a 10-year long-term stability of 0.02% FS and a wide range ratio of 100:1. One transmitter can cover multiple operating ranges, reducing spare parts inventory.
SIL2/3 functional safety certification
Meets the SIL2/3 application requirements for safety instrumented systems, with a dual sealed housing structure that effectively resists on-site dust, moisture, and corrosive environments.
Flexible communication and configuration
Standard 4-20mA+HART protocol, supporting remote configuration of handheld devices and DCS systems; The local buttons on the header can directly complete zeroing and range setting without opening the cover.
Wide adaptability to working conditions
Supports high and low temperature media, strong overload resistance, multiple membrane, liquid filling, and process interfaces to choose from, suitable for gas, liquid, and steam measurement.
In stock supply, our company can provide a large quantity of Honeywell pressure and temperature transmitters in stock supply. Looking forward to your inquiry. ST700‑STD700,ST700‑STG700,ST700‑STA700,ST700‑STR700
ST800‑STD800,ST800‑STG800,ST800‑STA800,ST800‑STR800,ST800‑SMV800
Introduction of Xi ‘an Lilu Trading Co., LTD
Xi ‘an Lilu Trading Co., Ltd. is a professional import and export focus on transmitter, flow meter, positioner instrument industry provider. We have a huge advantage in the following brand ROSEMOUNT, YOKOGAWA, HONEYWELL, SMC, IMI NORGREN, ABB, ENDRESS + HAUSER, FISHER, YTC, AZBIL, SIEMENS, SCHNEIDER and some European brands.
We look forward to your inquiry and hope that we can start the best cooperation.
Phone: +86-18392971088
Email: inquiry@lilutrading.com

















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