AST AST4600 Datasheet

TM

Explosion-Proof

AST4600 Standard Pressure Transducer

Constructed with a simple-yet-rugged design, the AST4600 Explosionproof Pressure
Transducer/Transmitter stands up to a variety of applications where price and
performance are critical.

Factory Sealed Gauge Pressure Transducer

Vented Gauge Pressure Transducer

Pressures from 100 to 20,000 PSI•
CSA approved for use in hazardous areas including:•

UL1203/FM3615 Class I Zone 1 Group IIC▪
Class I Div 1 Groups A, B, C, D Explosionproof▪
Class II Div 1 Groups E, F, G Dust Ignition-proof▪

Pressures from 1 to 1,000 PSI Gauge•
CSA approved for use in hazardous areas including:•

Class I Zone 1 Group IIC▪
Class I Div 1 Groups A, B, C, D Explosionproof▪

Benefits

ANSI/ISA-12.27.01.2003 Certied “Single Seal”



(no secondary seal required)

ABS (American Bureau of Shipping) Approved



All Stainless Steel Construction 
Wide Operating Temperature 
Low Static and Thermal Errors 

Environmental Data

Temperature

Operating Ambient -40 to 85°C (-40 to 185°F)

Operating Media -55 to 125°C (-65 to 250°F)

Storage -55 to 105°C (-67 to 221°F)

Thermal Limits

Compensated Range 0 to 55°C (30 to 130°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-65 (vented), IP-66(factory sealed)

Rugged Design Withstands Harsh Environments 
Suitable for High Shock and Vibration 

Applications

Available in Exotic Alloys (Consult Factory for



Inconel 718 or Hastelloy C276)

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 50,000 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

Output Impedance >10k Ohms <100 Ohms, Nominal

Current Consumption: 25mA, typical 5mA, typical

Bandwidth (-3dB): DC to 250 Hz (-3dB): DC to 1kHz

Output Noise: - <2mV RMS

Zero Offset: <±1% of FS <±1% of FS

Span Tolerance: <±2% of FS <±1.5% of FS

Output Load: 0-800 Ohms@10-28VDC 5k Ohms, Min.

Reverse Polarity Protection

Yes Yes

Applications

Industrial OEM & Hydrogen



Equipment

Natural Gas Compressors



Refrigeration 
Pipe Line Instrumentation 
Marine & Offshore 
Pressure Instrumentation 
Oil Platforms 
Well Head Pressure 
Power Generation 
Mining Applications 
Energy & Water Management 

American Sensor Technologies • 450 Clark Dr., Mt. Olive, NJ 07828 • phone [phone] • fax [phone] • email: [e-mail]

TM

Ordering Information

AST4600 A 0000 P 4 1

Series Type

Process Connection*

A= 1/4" NPT Male (up to 10,000 PSI)
I= 1/4" NPT Female (up to 15,000 PSI)
P= 1/2" NPT Male (up to 15,000 PSI)
W= F250C Female Autoclave (10,000 to 20,000 PSI)

* for other ports contact factory, "W" not available in 316L

Pressure Range

G= Gauge Pressure**
V= Gauge Pressure (Vacuum Calibrated)**
0= Sealed Gauge up to 9,999 PSI
1= Sealed Gauge up 10,000 to 19,999 PSI
2= Sealed Gauge 20,000 PSI

** Not suitable for Class II

Insert Pressure Code

Pressure Unit

B= Bar K= kg/cm

Outputs

3= 1-5V 4= 4-20mA (2 wire loop powered) 6= 1-6V

Electrical

T= 2ft. 18 AWG wires U = 4 f t . 1 8 A W G w i r e s W= 2 Meter 18 AWG wires

2

P= PSI

T1

000

-Z

Wetted Material

+

0= 17-4PH 1= 316L 2= Inconel 718 4= Hastelloy C276

+

Consult factory on availability of Inconel 718 and Hastelloy C276

Options

000= No Options

Approval

-Z= Add “-Z” for CRN Registered to ANSI/ASME B31.3. Contact factory for material, pressure, and process connection options.

Pressure Ranges

0-1

++

0-2.5

0-5 G 0005 0-500 0 0500

++

0-7.5

0-10 G 0010 0-1,500 0 1500

0-15 G 0015 0-2,500 0 2500

0-25 G 0025 0-3,000 0 3000

0-50 G 0050 0-5,000 0 5000

Pressure PSI

0-100 G 0100 0-7,500 0 7500

0-200 G 0200 0-10,000 1 0000

0-500 G 0500 0-15,000 1 5000

0-1,000 G 1000 0-20,000 2 0000

++

2.5 and 7.5 PSI units must be ordered in inches of H2O

G 0001

G 0069 0-200 0 0200

G 0208 0-1,000 0 1000

Pressure Code Vented

0-100

Pressure PSI

Wiring

0 0100

Output Red Black White Green

Voltage +V Supply -V Supply Output Case Ground

4-20mA +V Supply -V Supply Not Used Case Ground

For U.S. installations, sensor case ground (green wire) must be
bonded to ground according to Article 501 & 505 of the NEC.

Pressure Code Factory Sealed

www.astsensors.com

© 2014 American Sensor Technologies Inc. AST4600 01/30/2014.

All specications subject to change without notice.

TM

Explosion-Proof

7/8”
Hex

BA

Color Coded
Hookup Wires,
18 ga.,
various lengths

Plasma TIG Welds
Offering Continuous
Air Tight Seal

1/2 MNPT

Sintered Plug
(Gauge or
Vented Gauge)

AST4600 Standard Pressure Transducer

Model
Series

AST4600 0.875” 3.64”

AST46HA 1” 4.3”

AST46PT
(4-20mA)

AST46PT
(Voltage)

AST46SW 1” 4.8”

Body

Diameter

“A” “B”

1” 4.8”

1” 4.3”

Overall
Length

American Sensor Technologies • 450 Clark Dr., Mt. Olive, NJ 07828 • phone [phone] • fax [phone] • email: [e-mail]

www.astsensors.com

© 2014 American Sensor Technologies Inc. AST4600 01/30/2014.

All specications subject to change without notice.