4-20ma Double Flange Differential Pressure Transmitter for Liquid Gas

Process Fluid

Liquid, Gas , Vapor

Application

Absolute Pressure, Gauge Pressure, Differential Pressure

Measuring Range

0 - 0.16 kPa ~ 0 - 1.0 kPa (Min)

0 - 4.0 MPa ~ 0 - 20.0 MPa (Max)

Accuracy

+/- 0.05% of span

Stability

+/-0.10% of URL for 2 years

Working Temperature

-25 to +30 °C

Max. Pressure

35 MPa

Material

Flange : Stainless Steel 304 / 316

Drains/Vents : Stainless Steel 304 / 316

Diaphragm : Stainless Steel 316L / Hastelloy B / Hastelloy C / Monel / Tantalum

Wetted O-Ring

Buna N / Viton / PTFE

Bolts & Nuts

Carbon Steel / Stainless Steel 316

Mounting Bracket

Carbon steel / Stainless Steel 304 / 316

Name / Tag Plate

Stainless Steel 304 / Stainless Steel 316

Converter Housing

Low copper cast aluminum alloy with polyurethane, light blue paint

Fill Fluid

Silicone / Fluorine Oil

Protection Class

IP65 (Standard) Intrinsically Safe EEx ia IIC T5 (Standard) Explosion proof Ex D IIB T5

Display

5 Digits programmable & 0-100% Bargraph

Display Unit

Standard 22 different engineering unit 5 Digits programmable for special unit

Keypad

3 internal keys for programming and output setting

Current Output

4 - 20 mA 2 wires with Hart signal (Compatible) Load : Rohm=(Vdc-9)*50

Power Supply

9 - 32 VDC

Damping

0 - 32 seconds

Response Time

200 mS

Mounting

Bracket on 2" Pipe

Humidity Limit

0 to 100% Relative Humidity

Turn on Time

2 Seconds with minimum damping

Zero Calibration

Automatic zero calibration by press-button

Cable Entry

M20 Conduit Threads / 1/2" NPT (Female)

Temperature Effect

+/-0.18% ~ +/-0.5% of span per 20 °C

Vibration Effect

+/-0.05% of URL per g to 200 Hz in any axis

EMI/RFI Effect

Follow SAMA PMC 33.1 from 20 to 1000 MHz and for field strengths up to 30 V/m

Process Connection

2", 3",4",6" Flange

Ambient Temperature

-25 to +80 °C

Item

Code

Specification

HY3051SDP

Differential Pressure Transmitter

HY3051SGP

Gauge Pressure Transmitter

Measurement Range

2

0-0.1~1.5 Kpa

3

0~7.5 Kpa

4

0~37.4 Kpa

5

0~186.8 Kpa

6

0~690 Kpa

7

0~2068 Kpa

8

0~6890 Kpa

9

0~20680 Kpa

Output

S

4-20mA, HART Protocol, Linear output

J

4-20mA, HART Protocol, Square root output(Range≥5kpa)

Diaphragm Material / Fill Fluid

2

Stainless Steel 316L Silicone Oil

3

Hastelloy C(range >3Kpa) Silicone Oil

A

Stainless Steel 316L Fluorine oil

Drain hole

B

Back of process flange or none

U

Process flange side upper

L

Process flange side lower

Wetted O-ring Material

7

Buna-N (NBR)

6

Viton (FKM) (Temperature ≥-20℃)

5

Low Temperature Viton (FKM-GFLT)

Process Connection

H

1/4'' NPT F

Maximum Pressure Limit

1

14 Mpa( 4Mpa for range 2)

3

25 Mpa

5

32 Mpa

Cable Entry

1

M20*1.5

Mounting Bracket

B00

None

B01

Tube-type Curved Bracket (carbon steel)

B02

Wall mounting bracket (carbon steel)

B03

Tube-type Flat Bracket (carbon steel)

B04

Tube-type Curved Bracket (stainless steel)

B05

Wall mounting bracket (stainless steel)

B06

Tube-type Flat Bracket (stainless steel)

Optional

d

Intrinsically safe type, Flameproof (Exd IIC T4~T6)

i

Intrinsically safe (Exia IIC T4~T6)

M3

LCD display

D1

Stainless steel drain valve or screw (2pcs)

C1

1/2'' NPT female waist flange (2sets)

C12

1/2'' NPT-M20*1.5-Φ14 pressure pipe (2sets)

C2

M20*1.5 male thread T joint (2sets)

C21

M20*1.5 T joint -Φ14 pressure pipe (2sets)

K1

Degreasing treatment