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AST4900

High Purity Pressure Transmitter, Pressure Sensor

AST4900 high purity electropolished pressure sensor product photo

The AST4900 is a media isolated high purity pressure transmitter intended for the measurement of liquids and gases. Utilizing Krystal Bond™ Technology, each sensor is free of oil-fill, welds and internal O-rings, all of which eliminate the risk of system contamination. This one-piece design also promotes high cyclical life, high shock and vibration capability and will maintain long-term stability, even in extreme conditions.

Benefits

- Krystal Bond Technology ™
- All 316L High Strength Stainless Steel Construction
- No Oil, Welds, or Internal O-rings
- Wide Operating Temperature Range
- UL/cUL508 Approved
- CE EN61326 Certified

Applications

- Gas Panels and Manifolds
- Test Stands
- Semiconductor Equipment
- Gas Pipeline Instrumentation
- Data Loggers
- Pressure Instrumentation

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Performance @ 25°C (77°F)

Accuracy1
<±0.25% BFSL
Stability (1 Year)
±0.25%FS, typ
Proof Pressure
2X Rated Pressure
Burst Pressure
5X or 20,000 psi (whichever is less)
Pressure Cycles
>100 Million

1 Accuracy includes: Non-linearity, Hysteresis and Non-repeatability

Environmental Data

Temperature
Operating
-40 to 85°C (-40 to 185°F)
Storage
-40 to 100°C (-40 to 212°F)
Thermal Limits
Compensated Range
0 to 55°C (30 to 130°F)
Temp. Comp. Zero
<±1.5% of FS
Temp. Comp. Span
<±1.5% of FS

 

Electrical Data

Ordering Information

AST4900
N
00500
B
3
E
1
000
PSIG Measurement Range Pressure Range Code BARG Measurement Range Pressure Range Code
-14.7 to 25** V0025** -1 to 2** V0002**
0-25 00025 0-2 00002
0-50 00050 0-5 00005
0-100 00100 0-7 00007
0-150 00150 0-10 00010
0-200 00200 0-20 00020
0-250 00250 0-35 00035
0-500 00500 0-50 00050
0-1,000 01000 0-70 00070
0-2,500 02500 0-100 00100
0-5,000 05000 0-250 00250
0-7,500 07500 0-350 00350
0-10,000 10000 0-500 00500
0-700 00700
*Typical ranges. All ranges between 0-25 PSI and 0-10,000 PSI available.
**Compound ranges up to -14.7 to 2500 PSI available. Please consult factory.
Series Type              
Process Connection
A= 1/4" NPT Male
N= 1/4" VCR Male
           
Pressure Range
Insert 5-digit pressure range code
         
Pressure Unit
B= BAR
K= kg/cm2
P= PSI
       
Outputs
1= 0.5-4.5V ratiometric 6= 1-6V
3= 1-5V A= 10mV/V
4= 4-20mA (2 wire loop powered)
     
Electrical  
A=2 ft. (0.6m) D=10 ft. (3.0m)
B=4 ft. (1.2m) E=Mini DIN 43650
C=6 ft. (1.8m) R=6 Pin Bendix Connector
   
Wetted Material
1=316L
2=Inconel 718 (Limited Availability)
 
Options
000= No Special Options

Quick Contact

In less than a minute, you can contact AST with your requirements....

(Create your model number from the ordering chart above)

*AST has over 1,000 pressure sensors it can ship from stock for orders received by noon, EST. Submit your configuration and AST can offer the best solution available.

Warranty

Workmanship - AST4900 high purity pressure transmitters have a limited one-year warranty to the original purchaser. AST, Inc. will replace or repair, free of charge, any defective transmitter. This warranty does not apply to any units that have been modified; misused, neglected or installed where the application exceeds published ratings. AST's sensors are made with pride in New Jersey, USA. If in the area please feel free to stop by for a visit!

Installation/Applications - The purchaser is responsible for media compatibility, functional adequacy, and correct installation of the transmitter.


Datasheet
w/ Dimensions


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