Model 571 Pressure Transmitter
571 is Viatran's answer to the requirement for Hazardous Location approvals with external sealed adjustments. 571 is rangeable, offering the user flexibility if measuring different pressure levels.
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.
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Viatran Configuration Code:
MODEL 571 PRESSURE TRANSMITTER
Sealed External Adjustment, Hazardous Approvals, 0-100 thru 100K psi
571 is Viatran's answer to the requirement for Hazardous Location approvals with external sealed adjustments. 571 is rangeable, offering the user flexibility if measuring different pressure levels.
Performance characteristics
Full Scale Pressure Ranges |
0-50 thru 100K PSIA / PSIS |
Combined Accuracy (Non-Linearity, Hysteresis, Repeatability) |
≤0.3% FSO |
Full Scale Output (FSO) |
16 mA at 70°F |
Resolution |
Infinite |
Long Term Stability |
≤±0.25% FSO per 6 months |
Response Time (Mechanical & Electrical Combined) |
≤20mSec to reach 90% of FSO |
Temperature Effect on Zero |
≤±0.5% FSO per 100°F |
Temperature Effect on Span |
≤±0.5% FSO per 100°F |
Temperature Effect on Zero and Span combined at 5:1 Range Down |
≤±4.0% FSO per 100°F |
Compensated Temperature Range |
70°F to +170°F |
Maximum Operating Temperature |
+190°F |
Minimum Operating Temperature |
-10°F |
Non-operating Temperature Range |
-65°F to 250°F |
Electrical characteristics
Supply Voltage |
12 to 30 VDC |
Power Supply Regulation |
≤±0.02% FSO per volt |
Output Signal |
4-20 mA at 70°F |
Load Impedance |
900 Ohms maximum at 30 VDC |
Zero Adjustment Elevation |
-100% of FSO |
Suppression |
+50% of FSO |
Span Adjustment |
Rangeable down 5:1 from standard range |
Range Calibration Signal |
20% of FSPR externally switched |
Calibration Signal Accuracy |
±1.0% FSO. The exact signal to pressure correlation is provided with each unit. |
Circuit Protection |
Varistor protected across the input leads for surges above 40V and currents to 250A peak with a pulse width of 20 μSec. Reverse polarity protected. |
Bridge Resistance |
5K Ohms nominal |
Insulation Resistance |
≥5 nS to case ground |
RFI/EMI Suppression |
Negligible to 500 MHz at 5 Watts direct contact |
Electrical Connection |
1/2" NPT Male, 18 AWG, 72" |
Wire Color Codes
|
Red +Power/Signal
Black -Power/Signal
Green Case Ground
|
Materials of Construction
Enclosure Housing |
50 thru 15K PSI 15-5 PH and 316 stainless steel
20K thru 100K PSI PH 13-8 Mo SST and 300 Series SST |
Wetted Parts |
50 thru 15K PSI 15-5 PH stainless steel
20K thru 100K PSI PH 13-8 Mo SST |
Weight |
24 oz |
Identification |
Laser etched onto body |
Mounting |
May be supported by pressure connection |
Mechanical characteristics
Pressure Connection |
50 thru 15k PSI 1/4" NPT female
20K thru 50K PSI Autoclave Engineers F250-C, 1/4" High Pressure Tube
60K thru 100K PSI Autoclave Engineers F312-C, 5/16" High Pressure Tube |
Proof Pressure |
50 thru 0-15K PSI 1.5 times FSPR or 20K PSI, whichever is less
20K thru 0-100K PSI 1.2 times FSPR |
Burst Pressure |
50 thru 0-3K PSI 5 times FSPR
5K PSI 4 times FSPR
7.5K thru 10K PSI 2.7 times FSPR
15K PSI 2.3 times FSPR
20K thru 100K PSI 1.5 times FSPR or 125K PSI, whichever is less |
Drawings
0-5 VDC, High Accuracy, 3 thru 5000 psi
Viatran's Model 245 DigiComp pressure sensor is among our most accurate pressure transmitters for industrial test and research applications. The 245 measures gage and absolute pressure from 3 PSI to 5,000 PSI (0.2 to 345 bar) with standard accuracy of ≤±0.06% FSO.
0-7500 thru 100K psi, 0-5Vdc output, 0.15% accuracy
Viatran's Model 245 High Range pressure sensor is among our most accurate pressure transmitters for industrial test and research applications at higher pressures. Improved accuracies are available, as well as improved temperature performance.
0-7500 thru 100K psi, 4-20 mA output, 0.15% accuracy
Viatran's Model 345 High Range pressure sensor is among our most accurate pressure transmitters for industrial test and research applications at higher pressures. Improved accuracies are available, as well as improved temperature performance.
4-20 mA output, High Accuracy, 3 to 5000 psi
Viatran's Model 345 DigiComp pressure sensor is among our most accurate pressure transmitters for industrial test and research applications. The 345 measures gage and absolute pressure from 3 PSI to 5,000 PSI (0.2 to 345 bar) with standard accuracy of ≤±0.06% FSO.
0-5 Vdc, 0-3 to 5000 psi
Designed for Overhead Junction Boxes
Model 422 is small in size, but packsa high-performance punch. The electronics and silicon sensor design have a combined accuracy of better than ±0.08%.
4-20 mA, 0-3 to 5000 psi
Designed for Overhead Junction Boxes
Model 423 is small in size, but packs a high-performance punch. The electronics and silicon sensor design have a combined accuracy of better than ±0.08%.
0-5 Vdc, 0-3 to 5000 psi
For use in applications requiring small footprint
Developed for engine test stands with space constraints, the Model 424 is small in size, but packs a high-performance punch. The electronics and silicon sensor design have a combined accuracy of better than ±0.08%.
Available standard output is 0-5 Vdc for PSIA or 0.25 - 5.25
Vdc for PSIG measurements.
4-20 mA, 0-100 psi thru 100K psi, Hazardous Approvals
570 provides a rugged, sealed solution for hazardous rated and harsh environments.
4-20 mA, 0-100 Bar thru 0-350 Bar
RM 570 transmitters provide a rugged, sealed solution for the harsh industrial environments found in Rolling Mills and the metals industry.
0-5 Vdc output, Hazardous Location Approvals, 0-100 thru 100K psi
770 uses a solid machined diaphragm sensor, which provides excellent durability and repeatability. 770 has both IS and Explosion Proof approvals, and can measure pressures up to 100K psi. A wide variety of wetted surface materials, process connections and electrical connections are available, and special wiring configurations are easily accommodated.
mv/V output, 0-100 thru 100K psi, Hazardous Location Approvals
870 employs a solid machined diaphragm sensor which provides a rugged and reliable solution with excellent repeatability and resistance to pressure spikes. 870 hazardous approval options include Intrinsically safe and Explosion proof for US, Canada and Atex.
HART® output, 0-100 thru 100K psi, Hazardous Location Approvals
Designed for applications including offshore oil rigs, oil production platforms, natural gas pipelines and rig safety systems, 970 uses a solid machined stainless steel diaphragm.
mv/V output, Hazardous Location Approvals, 0-1.5 thru 5K psi
848 is a mv/V output, oil fill sensor with hazardous location approvals. In ranges from 1.5 to 5K, the 848 is available in Vacuum, Absolute and Gage formats to cover a broad spectrum of applications.
4-20 mA HART® Signal, Hazardous Location Approvals, 0-1.5 thru 5K psi
948 is Viatran's low pressure HART® transmitter with hazardous location approvals. Applications include fuel tank level, gas compressors, chemical processing.
0-5 Vdc output, 0-100 to 0-30K psi, Solid Machined Sensor
Viatran’s 24B is one of our most versatile pressure transducers for industrial applications. The 24B measures from 0-100 PSI to 0-30,000 PSI with standard linearity of ≤ ±0.25% FSO.
4-20 mA output, 0-100 to 0-30K psi, Solid Machined Sensor
Viatran’s 34B is one of our most versatile pressure transducers for industrial applications. The 34B measures from 0-100 PSI to 0-30,000 PSI with standard linearity of ≤ ±0.25% FSO.
Durable, dependable, accurate
Viatran’s “49” series is a robust, highly accurate pressure transmitter designed for the severe environments found in aerospace, engine test and fluid power control applications.
Durable, dependable, accurate
Viatran’s “49” series is a robust, highly accurate pressure transmitter designed for the severe environments found in aerospace, engine test and fluid power control applications.
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