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LOW PRESSURE
Non-Incendive Transducer / Transmitter
AST43LP
Overview
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.
Benefits
Class I Div 2 Groups A, B, C, D
ATEX / IECEx: Ex nA IIC T4 Gc (Ta = -40°C to 85°C) for conduit
electrical connections
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
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LOW PRESSURE
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Accuracy
< ±0.25% BFSL (<±0.5% for 0-1 PSI)
Stability (1 year)
±0.25% FS, typical
Over Range
Protection
2X Rated Pressure, Minimum
Burst Pressure
5X or 75 PSI (whichever is less)
Pressure Cycles
>100 Million
Operating
-40 to 80°C (-40 to 176°F)
Storage
-40 to 100°C (-40 to 212°F)
0-100% relative humidity, non-condensing
Compensated Range
0 to 55°C (32 to 132°F)
TC Zero
<±1.5% of FS
TC Span
<±1.5% of FS
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, min
AST43LP Pressure Transducer / Transmitter
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)
Environmental Data
Temperature
Thermal Limits
Other
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LOW PRESSURE
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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
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
Yes
Yes
Yes
AST43LP Pressure Transducer / Transmitter
Electrical Data
Dimensions
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LOW PRESSURE
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AST43LP
A
00005 P 4 L 1
000
-SS
Series Type
Process Connection
A= 1/4” NPT Male
C= 1/4” BSPP Male
I= 1/4” NPT Female**
P= 1/2” NPT Male
T= G1/2 Male with Flush Diaphragm (see options)
Pressure Range
Insert 5-digit pressure range code (example: 0-5 PSI = 00005)
Ranges between 0-1 PSI and 0-15 PSI available.
Pressure Unit
H= Inches H2O
P= PSI
Outputs
1= 0.5-4.5V ratiometric 4= 4-20mA (2 wire loop powered)
3= 1-5V 6= 1-6V
Electrical
I= DIN 43650A
L= Conduit fitting, Cable 2 ft. (0.6 m)
M= Conduit fitting, Cable 4 ft. (1.2 m)
N= Conduit fitting, Cable 6 ft. (1.8 m)
P= Conduit fitting, Cable 10 ft. (3.0 m)
4 = Mini-Fast (CSA Only)
Wetted Material
1= 316L
4= Hastelloy C276
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
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
TE.com/sensorsolutions
NORTH AMERICA
ASIA
AST43LP Pressure Transducer / Transmitter
Ordering Information
American Sensor Technologies, Inc. (AST),
a TE Connectivity Company
Tel: 1 800-522-6752
Email: [email protected]
Measurement Specialties, Inc., a TE Connectivity company.
Measurement Specialties, TE Connectivity, TE Connectivity (logo) and EVERY CONNECTION COUNTS are trademarks. All other logos, products and/or company names referred to herein
might be trademarks of their respective owners.
The information given herein, including drawings, illustrations and schematics which are intended for illustration purposes only, is believed to be r eliable. However, TE Connectivity makes
no warranties as to its accuracy or completeness and disclaims any liability in connection with its use. TE Connectivity‘s obligations shall only be as set forth in TE Connectivity‘s Standard
Terms and Conditions of Sale for this product and in no case will TE Connectivity be liable for any incidental, indirect or consequential damages arising out of the sale, resale, use or misuse
of the product. Users of TE Connectivity products should make their own evaluation to determine the suitability of each such product for the specific application.
© 2015 TE Connectivity Ltd. family of companies All Rights Reserved.
Hong Kong Sensor Technologies (HKST),
a TE Connectivity Company
Tel: 86 0400-820-6015
Email: [email protected]
SENSOR SOLUTIONS /// AST43LP 08/2018
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