Hazardous location transmitters

Model 948 Pressure Transmitter

Model 948 Pressure Transmitter

948 is Viatran's low pressure HART® transmitter with hazardous location approvals. Applications include fuel tank level, gas compressors, chemical processing.

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:

Your personal data will be processed according to Terms of personal data processing..

PERFORMANCE PRESSURE TRANSDUCERS

Viatran offers a variety of high accuracy pressure transducers and transmitters in mV/V, V, mA, and digital outputs to meet your varied requirements. Our high accuracy pressure transmitters range from 0.1% and lower. In some cases, the high accuracy is fixed; and, in other cases, high accuracy is optional.

However, if you have any doubts about the correct installation, do not hesitate to contact our technicians. We are ready to provide support and offer the ideal solution for your application.

MODEL 948 PRESSURE TRANSMITTER

4-20 mA HART® Signal, Hazardous Location Approvals, 0-1.5 thru 5K psi


570 provides a rugged, sealed solution for hazardous rated and harsh environments. All welded construction and stainless steel surfaces makes the 570 ideal for corrosive environments. The transmitters O-ring free design ensures reliability with corrosive media. Viatran’s 570 FM approved labelled units are designed to meet NEC/API Dual Seal requirements. For the most corrosive environments, Hastelloy, Inconel, and 316 SS wetted parts are available.

Performance characteristics

Full Scale Pressure Ranges 0-3 thru 0-5K PSIA, PSIG, PSIS
Turndown 10:1 with no degradation on static accuracy or thermal effect
Combined Accuracy (Non-Linearity, Hysteresis, Repeatability) ≤±0.2% FSI
Total Performance <±0.1% /span/±50°F
Thermal Effect Over operating range: <0.35% at 1:1 -30°F to 185°F
Full Scale Output (FSO) 16 mA ± 0.1% FSO
Dynamic Response Time < 300 mSec to reach 63% FSO
Operating Temperature Range -40° F to 185° F
Non-Operating Temperature Range -65° F to 250° F
Digitally compensated at 6 points from -30° F to 185° F

Electrical characteristics

Supply Voltage 11.5 VDC min with 230 Ohms load
Power Supply Regulation ±0.02% FSO per Volt
Output Signal Two wire 4 to 20 mA. Digital process signal super-imposed on a 4-20 mA signal, available to any host computer system conforming to HART protocol.
Load Impedance 230 Ohms to 1,100 Ohms for HART communication
Circuit Protection Reverse polarity protected.
Insulation Resistance > 200 MegOhms between all terminals in parallel and at the transmitter case.
RFI/EMI Suppression Negligible effect to 500 Mhz at
Electrical Connection 1/2" NPT Male, 3 Wires, 18AWG, 72"L
Color Wire Code
Red   + Signal
Black   - Signal
Green   Case Ground

Materials of Construction

Wetted Materials

316 stainless steel

Housing

316 stainless steel

Shock Limitation 100 G’s
Weights 24 oz. (0.680 kilograms)
Identification Laser etched onto body
Mounting May be mounted by process piping, electrical con-duit, or optional mounting bracket to 2" pipe.

Mechanical characteristics

Pressure Connection 1/4" NPT(F)
Proof Pressure

0-3 thru 0-500         3 times or 1,200 PSI, whichever is less
0-750 thru 0-5000  3 times or 10,000 PSI, whichever is less

Burst Pressure

0-3 thru 0-500    5 times or 2,400 PSI, whichever is less
0-750 thru 0-5000    5 times or 10,000 PSI, whichever is less

Options 

CL
Extra lead length
DF
Bleed port (10K PSI and below)
DQ
Oxygen cleaning
EA
Special calibration
NG
ATEX Flameproof label
NH
Customer specified CE label
NK
ATEX Intrinsic Safety/Nonincendive label
NX
CSA Intrinsic Safety label
NY
FM Explosion Proof /Dust Ignition Proof label
NZ
FM Nonincendive label
TF
FM Intrinsic Safety label
TJ
CSA Div/Zone 2 label
TK
ATEX Type N Label
YI
1/8" NPT(F)
YM
1/4" high pressure tube F250-C
YN
3/8" NPT(F)
YR
1/2" NPT(F)
YS
3/8" high pressure tube F375-C
ZC
Cable gland connection
ZU
Direct coupled cable
TW
Russia EACEx Flameproof
 

Drawings

 

 

 

Model 245 Pressure Transmitter DigiComp

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.

Model 245 Pressure Transmitter High Range

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. 

Model 345 Pressure Transmitter DigiComp

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.

Model 345 Pressure Transmitter High Range

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.

Model 422 Pressure Transmitter

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%. 

Model 423 Pressure Transmitter

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%.

Model 424 Pressure Transmitter

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.

Model 570 Pressure Transmitter

4-20 mA, 0-100 psi thru 100K psi, Hazardous Approvals

570 provides a rugged, sealed solution for hazardous rated and harsh environments.

Model RM570 Pressure Transmitter

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.

Model 770 Pressure Transmitter

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.

Model 870 Pressure Transmitter

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.

Model 970 Pressure Transmitter

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.

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.

Model 548 Pressure Transmitter

mA output, 0-3 thru 0-5K psi, Hazardous Approvals

548 has the approvals necessary for use in hazardous areas. Viatran offers a variety of standard options and our ability to modify our products provides flexibility to meet your specific application needs.

Model 848 Pressure Transmitter

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.

Certificates & Approvals

Overview of Available Certificates and Approvals: Visit this link, which will take you to a page with a comprehensive list of current certificates and approvals for our products. Here, you can verify that our offerings meet the highest standards of quality and safety. More information


E-Learning

Discover the world of our online E-Learning page and find out how to streamline your daily use of our products. Our practical and comprehensive courses and informational materials will show you how to simplify and enhance the use of our technologies, uncover new information and techniques, and optimize work processes. With these resources, you'll achieve higher efficiency, save time, and improve your work results. More information


Instructional Videos

Our instructional videos offer an interactive way to learn about our products. Combining visual and auditory content, they provide practical solutions to common issues, saving you time and avoiding potential problems. If you encounter an issue, our video manuals offer detailed instructions and practical tips to help you resolve it. Available at any time, they provide a convenient resource that complements our technical support. More information


Relevant Articles

Our technical articles offer a practical way to learn more about our products and their use. They provide detailed information and practical tips on how to solve common problems, saving you time and helping you avoid potential issues. If you still encounter a problem, our technical articles offer specific instructions for solving it. They are available at any time and are a convenient source of information that complements our technical support. More information