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Honeywell SmartLine STF700
Honeywell SmartLine STF700 Specification
- Frequency
- Output digital signal: 4-20 mA + HART communication
- Caliber
- Span limits: 0-7 mbar to 0-210 bar (varies by model)
- Control System
- Integrates with DCS/PLC, HART, DE (Honeywell Digitally Enhanced Protocol)
- Flow Rate
- Not applicable (pressure measurement device)
- Speed
- Response time: 100 ms (configurable)
- Inlet/Outlet
- 1/4-18 NPT (process connection)
- Theory
- Capacitance-based differential pressure measurement
- Max Suction
- Not applicable (electronic transmitter)
- Working Temperature
- -40C to +85C (ambient limits)
- Voltage
- 24 VDC (typical, powered by control system)
- Head Size
- Not applicable (pressure transmitter)
- Mounting Type
- 2-inch pipe or wall mounting (bracket optional)
- Features
- Modular design, diagnostics, local display, field configurable, SIL-certified
- Noise Level
- Digital device, no noise emission
- Material
- 316L Stainless Steel, Hastelloy C-276 (optional)
- Structure
- Robust aluminum or stainless steel electronics housing
- Power
- 11.4 to 42.4 VDC
- Standard
- IEC 61508, SIL 2/3, CE, FM, ATEX, CSA, EAC, KC
- Pressure
- Differential Pressure up to 210 bar (max depending on model)
- Usage
- Process pressure measurement in industries such as oil & gas, chemical, refining, power, and water treatment
- Application
- Level, flow, and pressure measurement in process industries
- Seals Type
- Viton, EPDM, or optional per wetted material compatibility
- Priming
- Not applicable (self-purging design in transmitter)
- Capacity
- Ranges from 0-7 mbar up to 0-210 bar (dependent on model)
- Display
- LCD, configurable for process data, diagnostics, and settings
- Process Wetted Parts
- 316L Stainless Steel, Hastelloy C, Gold-plated diaphragms (optional)
- Weight
- Approximately 3.2 kg (depending on options)
- Configuration
- Field configuration using local interface or remotely using HART
- Ingress Protection
- IP66/IP67, NEMA 4X
- Stability
- 0.02% per year for 10 years
- Output Signal
- 4-20 mA with HART 7.0 digital communication
- Electronics Housing
- Aluminum or stainless steel (option)
- Safety Function
- Certified for use as a safety device (SIL applications)
- Turn Down Ratio
- 100:1 (calibrated span)
- Zero and Span Adjustment
- Local and remote (via HART communicator)
- Operating Altitude
- Up to 2000 meters without performance impact
- Ambient Humidity
- 0-100% RH (non-condensing)
- Process Connection Types
- Flange or threaded (various sizes available)
Honeywell SmartLine STF700 Trade Information
- Minimum Order Quantity
- 1 Unit
- Delivery Time
- 2 Week
About Honeywell SmartLine STF700
The ST700 Flange Mount Pressure Transmitters are ideal for critical applications such as natural gas custody transfer and energy and material balances, where accuracy and stability are of utmost importance. Four ranges are available:
| STF724/ STF725 | -400 to 400 in H2O | -1000 to 1000 mbar |
| STF732/ STF735 | -100 to 100 psi | -7.0 to 7.0 bar |
| STF72F | -400 to 400 in H2O | -1000 to 1000 mbar |
| STF73F | -100 to 100 psi | -7.0 to 7.0 bar |
Processing & Performance Metrics
- Accuracy
- Up to 0.05% of span (standard), 0.04% (optional)
- Minimum Span
- STF724/STF72F: 4 inH2O (10 mbar)
- STF732/STF73F: 1 psi (0.07 bar)
- Maximum Turndown Ratio
- Up to 100:1 (model dependent)
Wiring / Mechanical & Physical Properties
- Wiring
- Up to 16 AWG (1.5 mm diameter)
Mechanical & Physical Properties
- Wetted Materials
- 316L Stainless Steel, Hastelloy C-276, Monel 400 (model dependent)
Electrical Specifications
- Supply Voltage
- 10.8 to 42.4 VDC (HART), 15 to 49.3 VDC (DE), 9 to 32 VDC (FF)
- Pressure Range
- LRL: -400 inH2O/-100 psi
- Min Span: 4 inH2O/1 psi
- STF724/STF72F: 400 inH2O (1000 mbar)
- STF732/STF73F: 100 psi (7.0 bar)
Environmental Conditions
- Stability
- Up to 0.02% of URL per year for 10 years
- Relative Humidity
- 0 to 100% RH
- Rangeability
- Up to 100:1 (model dependent)
- Measurement Type
- Flange Mounted Liquid Level
- Maximum Allowable Working Pressure (MAWP)
- ANSI Class 150: up to 285 psi (19.6 bar)
- ANSI Class 300: up to 740 psi (51 bar)
- DN PN40: up to 580 psi (40 bar) (varies by material and temp)
- Ambient Temperature Limits
- -40 to +85 deg C (Ambient); -55 to +120 deg C (Storage)
Functional & Control Features
- Sensor Technology
- Piezoresistive sensor with static pressure & temperature compensation
- Diagnostics
- Comprehensive On-board Diagnostics, Critical/Non-critical, SIL 2/3 Certified
Standards & Certifications
- Safety Approvals
- SIL 2/3 certified, Dual Seal design, NAMUR NE-43 compliance, World class overpressure protection
- Approvals
- FM, CSA, ATEX, IECEx, NEPSI, KOSHA, EAC, CCoE, UATR, SAEx, INMETRO, Marine (ABS, BV, DNV, KR, LR), IEC 61508 SIL 2/3
I/O Capabilities
- Response Time
- As fast as 100 ms millisecond
- Process Connection Type
- 1/4 in NPT, 1/2 in NPT (with Adapter), DIN, ANSI/DIN flanges (2, 3, 4 in Class 150/300, DN50/80/100 PN40)
- Marine Certification
- ABS, BV, DNV, KR, LR
- Configuration
- External Zero, Span, & Configuration Capability; Two or Three-Button Local Configuration
Communication & Protocols
- Output/Communications
- 4 to 20 mA, Honeywell DE, HART (v7.0)
Overview
- Models
- STF724/STF725/STF732/STF735/STF72F/STF73F
Software & Interface
- Fill Fluids
- Silicone Oil 200, CTFE, NEOBEE M-20, Silicone Oil 704
Technical Specifications
- Display Options
- Modular LCD (Alphanumeric or Advanced Graphics), Multiple Screens, Configurable Units
Price 80000.0 INR/ Unit
- Minimum Order Quantity
- 1 Unit
- Delivery Time
- 2 Week
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