A pressure transmitter, AST44LP introduction:

The pressure transmitter is a low grade 1 class 1 intrinsically safe pressure transmitter/pressure sensor C and group D with the approved barrier installed. In addition to its solid structure and the most preferential price to performance than in the same industry, AST44LP is low pressure measurement solutions for a wide variety of applications. The international space station AST44LP can also now with CSA independent seal certification.

Second, pressure transmitter AST44LP advantages:

1, UL/cUL 913 (CSA) 157 grade 1 class 1 C and group D with the approved barrier installed

2, ABS (American Bureau of Shipping) certification

3, high strength steel structure

4, no weld or internal o-ring

5, wide operating temperature range

6, the range from 0 to 1 to 0-15 PSI

7, low static and thermal error

8, unbeatable price and performance

9, suitable for wide range of liquid and gas, EMI/RFI protection

Three, pressure transmitter AST44LP application:

1. Industrial OEM equipment

2. The HVAC/R equipment

3. Water resources management

4. The control panel

5. Pneumatic

The hydraulic system of 6.

7. Oil and gas recovery

8. Data records

9. The external level S

Four, pressure transmitter AST44LP 25 ℃ (77 ℉) performance:

< plus or minus 0.25% accuracy BFSL (< 0.5% plus or minus BFSL for 0 and 1 PSI)

Stability (a year), plus or minus 0.25% FS, typ

Pressure limit 2 times the nominal pressure

Damage pressure five times the nominal pressure

Service life > 100000 times with pressure measurement

Include: precision nonlinearity, hysteresis, and the repeatability

Five, pressure transmitter AST44LP electrical parameters:

4-20 ma output signal 10 mv/V 1-5 VDC, 1-6 VDC

28 VDC power supply 5 VDC, typ 10-10-28 VDC

Power consumption < 5 ma, 20 ma, typ. 5 ma, typical

Output impedance 5 k Ohms, no minal > 10 k Ohms < 100 Ohms, no minal

Bandwidth (3 db) : DC to 1 KHZ (3 db) : DC to 250 Hz (3 db) : DC to 1 KHZ

The output signal-to-noise N/A - < 2 mv RMS

Zero deviation (+ / - 2% of the FS "plus or minus 1% of FS" plus or minus 1% of FS

"Plus or minus 4% (1 psi) < + / - 4% (1 psi) < + / - 4% (1 psi)

Deviation (+ / - 2% of full scale FS "plus or minus 2% of FS" plus or minus 1.5% of FS

"Plus or minus 4% (1 psi) < + / - 4% (1 psi) < + / - 4% (1 psi)

The output load > 1 m Ohm 0-10 k Ohms to 800 Ohms,

10-28 VDC @ Min

Reverse protection N/A YES YES

Six, the environment:

The temperature

Operating - 40-85 ℃ (- 40 to 185 ℉)

Storage - 40-125 ℃ (- 40 to 250 ℉)

Calorie restriction

Temperature compensation 0-70 ℃ (30 to 160 ℉)

Compensation after the zero error of < 1.5% plus or minus of FS (< for 1 psi) with a plus or minus 2.5%, typ.

< + / - 1.5% of full scale error compensated FS (< plus or minus 2.5%, typ. For 1 psi)

other

Hit 100 g, 11 msec, 1/2 going

Vibration 20 g peak, 20 to 2400 hz

EMI/RFI protection is

Protection class IP - 66