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HDA 4700 with HART interface is a compact pressure transmitter with flameproof enclosure which is used to measure relative pressures in hydraulics and pneumatics. The triple approval in accordance with ATEX, IECEx and CSA enables universal, world-wide utilization of the devices in potentially explosive atmospheres.

The pressure is detected by means of a very accurate and robust sensor with a thin film strain gauge on a stainless steel membrane. In addition with the analogue 4 .. 20 mA output of the measured value, digital communication is possible by means of the HART protocol.

The instrument provides the option of a temperature sensor. The temperature signal is given out as a digital signal via the HART protocol, the pressure signal is still available as an analogue signal (4 .. 20 mA).
Unit of Measure

Specifications

Model Code Description

N/A HDA 478G-F21-00200-DV-001 (72")

Industry Standards/Certifications

N/A CE Mark EN 61000-6-1/2/3/4

EN 60079-0/1/31

Mechanical Connection Type

N/A 1/4-18 NPT, Male

Weight

N/A 0.661 lb

Input Burst Pressure

N/A 2900 psi

Mechanical Connection Size

N/A 1/4 in. NPT

Output Signal

N/A 4-20 mA with HART

Wetted Material

N/A Stainless Steel: 1.4542; 1.4571; 1.4435; 1.4404; 1.4301

Seal: FKM

Electrical Connection

N/A 1/2-14 NPT Conduit with Open Ended Cable

Output Typical Accuracy According to DIN 16086, Terminal Based (Full Scale)

N/A ≤ ± 0.25 %

Output Typical Accuracy Best Fit Straight Line (B.F.S.L) (Full Scale)

N/A ≤ ± 0.15 %

Output Maximum Accuracy Best Fit Straight Line (B.F.S.L) (Full Scale)

N/A ≤ ± 0.25 %

Output Typical Temperature Compensation Zero Point (Full Scale)

N/A ≤ ± 0.008 %/°C

Output Maximum Temperature Compensation Zero Point (Full Scale)

N/A ≤ ± 0.015 %/°C

Output Typical Temperature Compensation Over Range (Full Scale)

N/A ≤ ± 0.008 %/°C

Output Maximum Temperature Compensation Over Range (Full Scale)

N/A ≤ ± 0.015 %/°C

Output Maximum Non-Linearity According to DIN 16086 Terminal Based (Full Scale)

N/A ≤ ± 0.3 %

Output Maximum Hysteresis (Full Scale)

N/A ≤ ± 0.1 %

Output Repeatability (Full Scale)

N/A ≤ ± 0.05 %

Output Rise Time

N/A ≤ 1.5 ms

Output Long-Term Drift Per Year (Full Scale)

N/A ≤ ± 0.1 %

Vibration Resistance According to DIN EN 60068-2-6 at 10 to 500 Hz

N/A ≤ 20 g

Current Consumption

N/A 25 mA

Residual Ripple of Supply Voltage

N/A 46 to 125 Hz: <0.2Vpp

>125 Hz: <1.2mvRMS %

Life Expectancy (0 to 100% Full Scale (FS))

N/A > 10 Million Cycles

White Wire Core

N/A Signal -

Brown Wire Core

N/A Signal +

Green Wire Core

N/A Not used

Yellow Wire Core

N/A Not used

Input Overload Pressure

N/A 1160 psi

Compensated Temperature Range

N/A -13 to 185 ºF

Storage Temperature Range

N/A -40 to 212 ºF

Operating Pressure [Min]

N/A 0 psi

Operating Pressure [Max]

N/A 200 psi

Protection Class According to DIN EN 605293

N/A IP 65

Torque Value

N/A 40 N·m30 lb·ft

T5, T130 Operating Temperature Range

N/A -4 to 176 ºF

T6, T110 Operating Temperature Range

N/A -4 to 140 ºF

T5, T130 Fluid Temperature Range

N/A -4 to 176 ºF

T6, T110 Fluid Temperature Range

N/A -4 to 140 ºC

DC Power Supply Voltage

N/A 12 to 30 V

Division

N/A ELECTRONICS

Product Group Family

N/A PRESSURE TRANSDUCERS

Product

N/A PRESSURE TRANSDUCERS

Note

N/A Reverse polarity protection of the supply voltage, excess voltage, override and short circuit protection are provided.
Subject to technical modifications.

Additional Information

N/A The main fields of application are in the oil & gas industry, e.g. in hydraulic power units, drill drives or valve actuation stations. The device is also used in mining applications as well as in areas with high dust loads.

Protection types and applications

CCSAUS Explosion Proof - seal not required

Class I Group A, B, C, D, T6, T5

Class II Group E, F, G

Class III

Type 4

ATEX Flame Proof

I M2 Ex d I Mb

II 2G Ex d IIC T6, T5 Gb

II 2D Ex tb

IIIC T110 .. 120 ºC Db

IECEx Flame Proof

Ex d I Mb

Ex d IIC T6, T5 Gb

Ex tb IIIC T110 .. 120 ºC Db