Flush mount pressure transmitters

Model 550 Pressure Transmitter

Model 550 Pressure Transmitter

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.

Inquiry system 

Configure your own product according to your requirements and needs. If you are unsure of the configuration, provide us in the notes the necessary information about the existing sensor or product, even a competitor. We will be happy to help you find an alternative Viatran product. If your request is urgent, let us know. We will do our best to help you resolve this situation to your satisfaction as quickly as possible. If we have all the information, we are able to offer a model with minor differences, which is in stock and you can have another product available the next day.

If you need more information do not hesitate to contact us.

Viatran Configuration Code:


PERFORMANCE

 
Full Scale Pressure Range (FSPR)
0-50, 100, 150, 200, 250, 300, 500, 750, 1000, PSIG, PSIS, PSiA
 
Combined Accuracy (Non-Linearity, Hysteresis, 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 & Eletrical 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

ELECTRICAL

 
Sensor Technology
Bonded foil strain gage
 
Supply Voltage
12 to 40 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

MATERIALS OF CONSTRUCTION

Enclosure Materials
304 and 316 stainless steel
 
Wetted Materials
17-4PH NACE (Inconel X750 optional)
Identification
Laser etched onto bod
Measured Fluids Any gas or liquid compatible with 17-4PH NACE
Enclosure Classification .NEMA 4X, 5, 6, 12

MECHANICAL

 
Pressure Connection

M44 X 1.25 fitting

 
Proof Pressure
1.5 times rated range
 
Burst Pressure Sensor

≥ 3 times rated range or max range of clamp and tubing, whichever is less

Weight 16 oz

OPTIONS

Alernate Connectors
BZ Micro change connector
ZP 6-pin hermetic (Bendix style)
Performance Options
DG Improved temperature compensation
DH Special range (550 only)
EA Special calibration
JJ Direct mount indicator with Explosion Proof housing
JS Direct mount indicator
NH Customer specified identification
PW 1/8 DIN digital indicator
QB Inconel wetted parts
TW Russia Intrinsic Safety