Cornelius DPT 230 Bedienungsanleitung PDF herunterladen (Seite 2)

DIFFERENTIAL PRESSURE

Model 230

Wet-to-Wet Pressure Transducer

DIMENSIONS (Model 230)

3.05

2.44

Bleed

Screws

Transducer

Mounting Holes

(Screws and mounting bracket supplied)

2.15

2.00

1.50

2.50

3.00

0.52

0.88

1.30

Dia. 0.156

Dia. 4.0

Notched

for Clamp

Mounting

1/4 ''- 18

NPT high

ressure Port

1.94

1/4 - 18 NPT Low

Pressure Port

Dia. 0.875 Conduit

Dia. 22 Opening

1.63

1.00

0.43

MOUNTING BRACKET

ONT

VIE

SIDE

VIE

SPECIFICATIONS

Performance Data Physical Description (Model 230) Electrical Data (Voltage)

Accuracy RSS

(at constant temp) ±0.25% FS Case Stainless Steel/Aluminum Circuit 3-Wire (Exc, Out, Com)

Non-Linearity, BFSL ±0.20% FS

Electrical Connection Barrier strip terminal block with conduit enclosure & 0.875

DIA conduit opening.

Excitation 9 to 30 VDC for 0-5 VDC Output

13 to 30 VDC for 0-10 VDC Output

Hysteresis 0.10% FS Pressure Fittings 1/4”-18 NPT internal Output

0 to 5 VDC

, 0 to 10 VDC

Non-Repeatability 0.05% FS Weight (approx.) 14.4 oz Output Impedance 100 ohms

Thermal Eects

Sensor Cavity Volume 0.27 in

Positive Port, 0.08 in

Negative Port

Electrical Data (Current)

Compensated Range °F(°C) +30 to +150 (-1 to +65)

(With 1/4”NPT external ttings installed-does not include cavity volume of 1/4”NPT external ttings.) Circuit 2-Wire

Zero Shift %FS/100°F(%FS/50°C) 2.0 (1.8)

Physical Description (3-Valve Manifold Assembly)

Output

4 to 20mA

Span Shift %FS/100°F(%FS/50°C) 2.0 (1.8) Manifold Block Brass External Load 0 to 1000 ohms

Line Pressure Eect

Zero shift ±0.004% FS/psig

line pressure

Valves (3)

V1 for Connection to + port

V2 for Connection to - port V3 for Equalizing Pressure

Minimum supply voltage

(VDC)

9+ 0.02 x (Resistance of receiver plus line).

Resolution

Innite, limited only by

output noise level (0.02%FS)

Valve Type 90° On/O Maximum supply voltage

(VDC)

30+ 0.004 x (Resistance of receiver plus

line).

Static Acceleration Eect 2%FS/g (most sensitive axis)

Process Connections 1/4”-18 NPT Internal Thread

Pressure Media

Natural Frequency 500 Hz (gaseous media)

Dimensions 7.05”W x 6.25”H x 2.16’’D Model 230

Warm-up Shift ±0.1% FS total Weight <2.5 lbs. Gases or liquids compatible with 17-4 PH Stainless Steel, 300 Series

Stainless Steel, Viton and Silicone O-Rings.

Note: Hydrogen not recommended for use with 17-4 PH stainless steel.

Optional Buna-N O’rings are recommended for hydrocarbon applications.

Response Time 30 to 50 milliseconds

Physical Description (5-Valve Manifold Assembly)

Long Term Stability 0.5%FS/1 YR Manifold Block Brass

Maximum Line Pressure 350 psig

Valve (5)

V1 for Connection to ± Port

V2 for Connection to – Port

V3 for Equalizing Pressure

V4 & V5 for Connection to External

Gauge or Alternate Plumbing Conguration

3 & 5 Valve Manifold

Environmental Data

Gases or liquids compatible with 360 brass, Copper 122, Acetal plug

valves and Nitrile O-rings.

Operating

Temperature °F (°C) 0 to +175 (-18 to +80) Process Connection 1/4”-18 NPT Internal Thread

Refer to drawings on page16 and 17.

Order assembled with the Model 230 (Code 5V)

Calibrated into a 50K ohm load, operable into a 5000 ohm

load or greater.

Zero output factory set to within ±25mV (for 5 VDC output)

or ±50mV (for 10 VDC output)

Span (Full Scale) output factory set to ±25 mV (for 5 VDC

output ) or ± 50 mV (for 10 VDC output

Calibrated at factory with a 24 VDC loop supply voltage and

a 250 ohm load.

Zero output factory set to within ±0.16mA. Span factory set

tp wothin ±-.16 mA

Specications subject to change without notice.

Storage Temperature °F (°C) -65 to +250 (-54 to +121) Dimensions 7.05”W x 6.25”H x 2.16’’D

Vibration 5 g from 5 Hz to 500 Hz Weight <3.8 lbs.

Acceleration 10 g

RSS of Non-Linearity, Hysteresis, and Non-Repeatability.

Units calibrated at nominal 70˚F. Maximum thermal error computed from this datum.

Operating temperature limits of the electronics only. Pressure media temperatures

may be considerably higher.

Order assembled with the Model 230 (Code 3V) or separately as Option 891.

Shock 50 g

1 2 3 4

Model 230 1

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