Owner manual

American Sensor Technologies • 450 Clark Dr., Mt. Olive, NJ 07828 • phone [phone] • fax [phone] • email: [e-mail]
TM
Applications
 Refrigeration
 Water Management
 Industrial OEM Equipment
 Oil & Gas Platforms
 Pressure Instrumentation
 Process Control
 Gas Compression & Storage
 Test Stands
 Oxygen Delivery Systems
 Hydrogen Fuel (316L)
Benefits
 Class I Div 2 Groups A, B, C, D
 High Strength Stainless Steel Construction
 No Oil, Welds or Internal O-rings
 Wide Operating Temperature
 Pressures from Vacuum to 20,000 PSI
 Low Static and Thermal Errors
 Unparalleled Price and Performance
 Compatible with Wide Variety of Liquids
and Gases
 EMI/RFI Protection
The AST4300 is a stainless steel pressure transducer / transmitter for use
in hazardous areas. In addition to its rugged construction and best price-to-
performance ratio in the industry, the AST4300 is the solution for pressure
measurement for a variety of applications.
Non-Incendive
AST4300 Pressure Transducer / Transmitter
Performance @ 25°C (77°F)
Accuracy* < ±0.25% BFSL (<±0.5% from 7,500 up to 20,000 PSI)
Stability (1 year) ±0.25% FS, typical
Over Range Protection 2X Rated Pressure
Burst Pressure 5X or 40,000 PSI (whichever is less)
Pressure Cycles > 100 Million
Environmental Data
Temperature
Operating -40 to 80°C (-40 to 176°F)
Storage -40 to 100°C (-40 to 212°F)
Thermal Limits
Compensated Range 0 to 55°C (32 to 132°F)
TC Zero <±1.5% of FS
TC Span <±1.5% of FS
Other
Shock EN 60068-2-27
Vibration EN 60068-2-6, 60068-2-64, and IEC 68-2-32
EMI/RFI Protection: Yes
Rating: IP-66
Electrical Data
Output
4-20mA 1-5VDC, 1-6VDC 0.5-4.5V Ratiometric
Excitation 10-28VDC 10-28VDC 5VDC, regulated
Output Impedance >10k Ohms <100 Ohms, Nominal <100 Ohms, Nominal
Current Consumption: 20mA, typical 5mA, typical <10mA
Bandwidth (-3dB): DC to 250 Hz (-3dB): DC to 1kHz (-3dB): DC to 1kHz
Output Noise: - <2mV RMS <2mV RMS
Zero Offset: <±1% of FS <±1% of FS <±1% of FS
Span Tolerance: <±2% of FS <±1.5% of FS <±1.5% of FS
Output Load: 0-800 Ohms@10-28VDC 10k Ohms, Min. 10K Ohms, Min.
Reverse Polarity Protection
Yes Yes Yes
* Accuracy includes non-linearity, hysteresis & non-repeatability