MODEL 550 PRESSURE TRANSMITTER

Flush Mount Sensor, 0-50 thru 1000 psi, Solid Machined Diaphragm

550 is designed to provide rugged performance while measuring harsh corrosive materials. The sensor is a stainless steel machined diaphragm, with no oil fill. The zero cavity flush sensor provides an easy clean surface with no clogging.

Features

All Stainless Steel construction

Model 550 Flush Mount Pressure Transmitters being used in a cementing application

Performance

Full Scale Pressure Range (FSPR): 0-50, 100, 150, 200, 250, 300, 500, 750, 1000, PSIG, PSIS, PSiA

Combined Linearity, Hysteresis and Repeatability: ≤±0.45%

Full Scale Output (FSO): 16 mA at ±0.5% FSO

Resolution: Infinite

Long Term Stability: ≤±0.5% FSO

Pressure Connection Effect Zero Balance: ≤±0.5% FSO

Mechanical & Electrical Combined: ≤0.1mSec

Temperature Effect on Zero: ≤± 2% FSO per 100°F (37°C)

Temperature Effect on Span: ≤± 2% FSO per 100°F (37°C)

Compensated Temperature Range: 0°F to 185°F (-17°C to 85°C)

Operating Temperature Range:

-40°F to 250°F (-40°C to 121°C) -Process
-40°F to 185°F (-40°C to 85°C) -Ambient

Storage Temperature: -40°F to 250°F (-40°C to 121°C)

Electrical

Sensor Technology: Bonded foil strain gage

Supply Voltage: 12 to 30 Vdc

Power Supply Regulation: ≤±0.04% FSO per Volt

Output Signal: 4 – 20 mA at 70°F (21°C)

Load Impedance: 1400 Ohms max at 40 Vdc

Ripple: ≤1% FSO

Zero Balance: 4 mA ±1% FSO

Zero Adjustment: Not applicable

Span Adjustment: Not applicable

Range Calibration Signal: Not applicable

Circuit Protection: Varistor protected across the input leads for surges above 38 V and currents to 250 Amps peak with a pulse width of 8-20 µSec. Reverse polarity protected

Bridge Resistance: 5000 Ohms nominal

Insulation Resistance: ≥ 2000 MegOhms at 50 Vdc

RFI/EMI Suppression: ≤1% FSO output change at 30 V/meter, 10-1000 Mhz

Electrical Connection: 1/2” NPT male conduit, 3 wires, 18 AWG, 36”L

Wire Color Codes:

Red + Power/Signal

Black – Power/Signal

Green Case Ground