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Non-Incendive
AST43LP Low Pressure Transducer / Transmitter
The AST43LP is a low pressure Class I Division 2 stainless steel pressure
transmitter for use in hazardous areas. In addition to its rugged construction and
the best price-to-performance ratio in the industry, the AST43LP is the solution for
low pressure measurement for a variety of applications.
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 (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
Benefits
Class I Div 2 Groups A, B, C, D
High Strength Stainless Steel Construction
No Welds or Internal O-rings
Wide Operating Temperature
Pressures from 0-1 to 0-15 PSI
Low Static and Thermal Errors
Unparalleled Price and Performance
Compatible with Wide Variety of Liquids
and Gases
EMI/RFI Protection
Applications
Flare Gas
Water Management
Industrial OEM Equipment
Oil & Gas Platforms
Pressure Instrumentation
Process Control
Gas Compression & Storage
Test Stands
Oxygen Delivery Systems
External Tank Level
Performance @ 25°C (77°F)
Accuracy* < ±0.25% BFSL (< ±0.5% BFSL for 0-1 PSI)
Stability (1 year) ±0.25% FS, typical
Over Range Protection 2X Rated Pressure
Burst Pressure 5X or 75 PSI (whichever is less)
Pressure Cycles > 100 Million
* Accuracy includes non-linearity, hysteresis & non-repeatability
Electrical Data
Output 4-20mA 1-5VDC 1-6VDC
Excitation 10-28VDC 10-28VDC 10-28VDC
Output Impedance >10k Ohms <100 Ohms, Nominal <100 Ohms, Nominal
Current Consumption: 20mA, typical 5mA, typical 5mA, typical
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
American Sensor Technologies • 450 Clark Dr., Mt. Olive, NJ 07828 • phone (973) 448-1901 • fax (973) 448-1905 • email: info@astsensors.com
Yes Yes Yes
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Ordering Information
AST43LP A 00005 P 4 1
Series Type
Process Connection
A= 1/4” NPT Male
C= 1/4” BSPP Male
I= 1/4” NPT Female
Pressure Measurement
Insert 5-digit pressure code
Pressure Unit
H= Inches H2O
Outputs
3= 1-5V
4= 4-20mA (2 wire loop powered)
6= 1-6V
Electrical
I= DIN 43650A
L= Conduit tting, Cable 2 ft. (0.6 m)
M= Conduit tting, Cable 4 ft. (1.2 m)
Wetted Material
1= 316L 4= Hastelloy (consult factory on availability)
P= 1/2” MNPT
T= G1/2 Male with Flush
Diaphragm (see options)
P= PSI
N= Conduit tting, Cable 6 ft. (1.8 m)
P = C o n d u i t t t i n g , C a b l e 1 0 f t . ( 3 . 0 m )
4 = Mini-Fast (CSA Only)
L -SS
000
Options
000= No Options
Approval
(Left Blank)= UL ANSI/ISA 12.12.01 Class I Div 2 Non-Incendive Groups A, B, C, D (formerly UL1604)
-SS= Add “-SS” for CSA213 Class I Div 2 Non-Incendive Groups A, B, C, D and ANSI/ISA 12.27.01 Single Seal Approval
Note: CSA approved products require case/earth ground electrical connection.
See wiring installation sheet for further details
Pressure Ranges
0-1
+
0-2.5
0-5 00005
+
0-7.5
00001
00069
00208
Pressure Code
PSIG Measurement
+
2.5 and 7.5 PSI Sensor must be ordered in inches of H2O.
0-10 00010
0-15 00015
www.astsensors.com
© 2013 American Sensor Technologies Inc. AST43LP 12/18/2013.
All specications subject to change without notice.
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TM
Non-Incendive
AST43LP Low Pressure Transducer / Transmitter
American Sensor Technologies • 450 Clark Dr., Mt. Olive, NJ 07828 • phone (973) 448-1901 • fax (973) 448-1905 • email: info@astsensors.com
www.astsensors.com
© 2013 American Sensor Technologies Inc. AST43LP 12/18/2013.
All specications subject to change without notice.
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