Products

American Sensor Technologies, presents the AST4100 as a compact, price-competitive stainless steel pressure sensor. Compatible with a wide range of liquids and gases over pressure ranges up to 10,000 PSI, the AST4100 covers a diversified variety of applications. AST4100 pressure sensors are available with outputs of 10mV/V, 1-5V, 1-6V, or 4-20mA. All AST4100 pressure sensors utilize AST’s proprietary one-piece stainless steel sensing element with Krystal Bond™ Technology.

UL
Design Benefits
– Krystal Bond™ Technology
– No Oil, Welds or Internal O-rings
– One Piece Sensing Element
– Pressures up to 10,000 PSI
– Price / Performance Deliver Value
– UL/cUL 508 Approved

Applications / Industries
Test Equipment
– HVAC/R Equipment
– Control Panels
– Pneumatics
– Hydraulic Systems

Performance @ 25°C (77°F)

Accuracy1<±0.5% BFSL
Stability (1 Year)±0.25%FS, typ
Proof Pressure2X Rated Pressure
Burst Pressure5X 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 Range0 to 55°C (32 to 131°F)
TC Zero<±1.5% of FS
TC Span<±1.5% of FS
Other
ShockEN 60068-2-27
VibrationEN 60068-2-6, 60068-2-64,
and IEC 68-2-32
EMI/RFI ProtectionNo
RatingIP-66

Electrical Data

Output Signal4-20mA 1-5VDC, 1-6VDC 0-50mV 0.5-4.5V Ratiometric
Excitation10-28VDC 10-28VDC 5VDC,typ 5VDC,reg
Output Impedance>10k Ohms <100 Ohms, Nominal 1100 Ohms, Nominal <100 Ohms, Nominal
Current Consumption20mA, typ. <10mA <5mA <10mA
Bandwidth(-3dB): DC to 250 Hz (-3dB): DC to 1kHz (-3dB): DC to 5kHz, min (-3dB): DC to 1kHz
Output Noise- < 2mV RMS – < 2mV RMS
Zero Offset<±1% of FS <±1% of FS <±2% of FS <±1% of FS
Span Tolerance<±1.5% of FS <±1.5% of FS <±2% of FS <±1.5% of FS
Output Load0-800 Ohms
@10-28VDC 10k Ohms, Min. >1M Ohms 10K Ohms, Min.
Voltage SupplyYes Yes – Yes