948 is Viatran's low pressure HART® transmitter with hazardous location approvals. Applications include fuel tank level, gas compressors, chemical processing.
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 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.
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.
| 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 |
| 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 + SignalBlack - SignalGreen Case Ground |
|
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. |
| Pressure Connection | 1/4" NPT(F) |
|---|---|
| Proof Pressure |
0-3 thru 0-500 3 times or 1,200 PSI, whichever is less |
| Burst Pressure |
0-3 thru 0-500 5 times or 2,400 PSI, whichever is less |
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.
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.
0-7500 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.
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.
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.
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.
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.
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