Honeywell SmartLine STF700 Smart Flange Mounted Level Transmitter (Accuracy 0.05% Span)

Prices starting at:
$1,982.00
In stock
SKU
STF700

Flange mount hydrostatic pressure smart transmitter, "WC and PSI ranges, accuracy ±0.05% span, FM, CSA, ATEX approvals, SIL 2/3 certified.

Honeywell SmartLine STF700 hydrostatic pressure transmitters are designed to replace older ST3000 Series 900 transmitter models for liquid level measurement applications.

These high accuracy flange-mount smart pressure transmitters can be installed directly on a tank flange for use in pressurized and unpressurized vessels in the chemical and hydrocarbon industries.

  • Standard accuracies up to 0.05%
  • Stability up to 0.015% upper range limit per year for 10 years
  • Built-in automatic static pressure and temperature compensation
  • Integral dual seal design for highest safety per ANSI/NFPA 70-202 and ANSI/ISA 12.27.0
  • Rangeability and turndown of up to 100:1
  • External zero, span, and configuration capabilities
  • Polarity-insensitive electrical connections
  • 4-20 mA DC, HART v7, Honeywell DE, and Foundation Fieldbus communications options
  • Comprehensive onboard diagnostics
  • Full compliance to SIL2 and SIL3 requirements standard
  • Advanced graphic LCD: Eight configurable screens for process variables, bargraphs, and trends

Model Selection Guide

Make on selection from each table section below. Can't find the model or configuration you need? Call Lesman at 800-953-7626.

Description Catalog Number Availability
Model Range
Limits (Span)
-400 to 400" H20 (4 to 400" H20) STF724-  
-100 to 100 PSI (1 to 100 PSI) STF732-  
-400 to 400" H20 (1 to 400" H20) STF72F-
-100 to 100 PSI (1 to 100 PSI) STF73F-  
Meter Body Flush Mount 316SS Wetted Parts, CS Head A_ _ _ _ _ -  
Flush Mount All 316 SS Wetted Parts E_ _ _ _ _ -  
Extended Mt, 316SS Wetted Parts, CS Head M_ _ _ _ _ -  
Pseudo-Flange, CS Head, 316 SS Vent/Drain Valve 1_ _ _ _ _ -  
Fill Fluid Silicone Oil DC200 _ 1 _ _ _ _ -
Fluorinated Oil CTFE _ 2 _ _ _ _ -
Process Connections 1/4" NPT Ref. HD, High Pressure Side Flange _ _ A _ _ _ -
1/4" NPT Ref. HD, Low Pressure Side Flange _ _ C _ _ _ -
Process Head Bolts Carbon Steel Bolts _ _ _ C _ _ -
316 SS Bolts and Nuts For Process Head _ _ _ S _ _ -
Vent/Drain Single Ended Reference Head _ _ _ _ 1 _ -
Dual Ended Reference Head with Vent _ _ _ _ 4 _ -
Gasket Teflon or PTFE (Glass Filled) _ _ _ _ _ A -
Flange 2" ANSI Class 150, Carbon Steel 7 _ _ -  
3" ANSI Class 150, Carbon Steel 1 _ _ -  
4" ANSI Class 150, Carbon Steel 4 _ _ -  
Pseudo Flange 2" ANSI Class 150, No Vent/Drain, 316 SS S _ _ -  
3" ANSI Class 150, No Vent/Drain, 316 SS P _ _ -  
Gasket Ring No Selection _ 0 _ -    
Flush Design, 316 Stainless Steel _ 1 _ -  
Extended Design, 316 Stainless Steel _ 5 _ -  
Extension No Selection _ _ 0 -  
Flush Extension _ _ F - w  
1.87" Diameter, 2" Long Tank Spud _ _ C - v  
1.87" Diameter, 4" Long Tank Spud _ _ D - v  
Approvals No Approvals Required 0 -
FM Explosion Proof A -
CSA Explosion Proof B -
Connection Type Aluminum, 1/2" NPT, No Lightning Protection A _ _ -
Aluminum, 1/2" NPT, Lightning Protection C _ _ -
Output/Protocol 4-20mA DC, HART® Protocol _ H _ -  
4-20mA DC, DE Protocol _ D _ -  
Customer Interface
Selections
None _ _ 0 -
Zero and Span Only _ _ A -
Basic Indicator _ _ B -
Basic Indicator plus Zero/Span/Configuration _ _ C -
Failsafe/Write Protect Fail Mode High 11S-A-
Fail Mode Low 12S-A-
Fail Mode High, Write Protect Enabled 13S-A-
Fail Mode Low, Write Protect Enabled 14S-A-
Customer Tag None 00 _ _ -
One Wired SS Tag (4 Lines, 26 Char/Line) 01 _ _ -
Two Wired SS Tag (4 Lines, 26 Char/Line) 02 _ _ -
Conduit, Plugs,
and Adapters
No Conduit Plugs or Adapters Required _ _ A0,
1/2" NPTM to 3/4" NPTF 316 SS Conduit Adapter _ _ A2,
1/2" NPT 316 SS Conduit Plug _ _ A6,
Certificates Calibration Test Report, Conformance Cert. (F3399) F1

Restrictions
j Available only with HART® digital output; Requires write protection enabled

More Information
HART Yes
SIL-Rated Yes
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