Model 38M Barometric Pressure Transmitter
Viatran's Model 38M pressure sensor is among our most accurate pressure transmitters for industrial test and research applications. The 38M measures barometric pressure from 850 to 1080 mBarA with Improved Accuracy (Non Linearity) of ≤±0.06% FSO available.
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
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Full Scale Pressure Ranges (FSPR):
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850 to 1080 mBar Absolute (Optional ranges can be factory set from 0 to 1080 mBarA with a minimum 240 mBarA span) |
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Nonlinearity (Best Fit Straight Line):
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≤±0.1% FSO (≤±0.06% FSO with DN option)
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| Static Error Band: | ≤±0.21% FSO (Includes BFSL, Hysteresis and Repeatability by RSS) | |
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Repeatability:
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≤±0.18% FSO each
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Hysteresis: |
≤±0.18% FSO each | |
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Full Scale Output (FSO): |
16 mA at 21°C (70°F) ≤±0.5% FSO standard | |
| Long Term Stability: | ≤±0.9% FSO per 6 months | |
| Compensated Temperature Range: | 0° to 77° C (32°F to 170°F) | |
| Process Media Temperature Range: | -40°C to 121°C (-40°F to 250°F) | |
| Ambient Operating Temperature Range: | -40°C to 85°C (-40°F to 185°F) | |
| Storage Temperature Limits: | -40°C to 85°C (-40°F to 185°F) | |
| Temperature Effect on Zero: | ≤±0.01% FSO per .556°C (1°F) | |
| Temperature Effect on Span: | ≤±0.01% FSO per .556°C (1°F) |
ELECTRICAL
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Supply Voltage:
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8 to 30 Vdc
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Power Supply Regulation:
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≤±0.01% FSO per volt change over the supply voltage range
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Output Signal:
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4 - 20 mA
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| Load Resistance: | 1050 Ohms max at 30 Vdc | |
| Calibration Signal (isolated): | 100%±10% of FSPR | |
| Calibration Signal (accuracy): | ≤±0.1% of the stated value (marked on unit housing) | |
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Circuit Protection: |
Input polarity may be reversed. Output may be short-circuited indefinitely Over voltage protection to 1000 volts according to EN61000-4-5 | |
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Insulation Resistance |
<5 nS to case ground | |
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Response Time |
<2 mSec to reach 90% of full scale | |
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RFI / EMI Suppression |
CE EMC compliant per IEC EN 61326-1 & 61326-2-3 Annex BB, CE marked | |
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Electrical Connection |
Bendix / Amphenol PT02E-10-6P, mates PT06E-10-6S (SR) | |
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Pin Outs |
Pin A + Power / Signal |
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Shell |
Ground |
MATERIALS OF CONSTRUCTION
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Wetted Parts
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316 stainless steel
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Housing
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304 SS with an Aluminum alloy, black zinc-cobalt plated electrical connector
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Weight
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283 g (10 oz)
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| Identification | Laser etched onto body |
MECHANICAL
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Pressure Connection:
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G-1/4 female
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Proof Pressure:
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3100 mBar (45 PSI)
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Burst Pressure:
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5170 mBar (75 PSI)
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Pressure Cavity Volume: |
1.5 mL | |
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Mounting: |
May be supported by process piping |
