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Model 34B—Pressure Transmitter
The Model 34B pressure transmitter from Viatran is one of the company’s most flexible pressure transducers when it comes to industrial applications. The 34B pressure transmitter quantifies pressures ranging from 0–100 PSI to 0–30,000 PSI with an established linearity of ≤ ±0.25% FSO.
The Model 34B pressure transmitter features a Solid Machined Sensor and an output of 4–20 mA.
Features
 |
All stainless steel construction |
|
Several options are provided |
 |
RoHS-compliant |
 |
Shunt calibration circuit option available |
Performance
Table 1. Source: Viatran
| . | . |
|---|---|
| Full Scale Pressure Ranges | 0-100 thru 15,000 PSIG (PSIS FOR ≥ 1500 PSI) (7 thru 1000 bar) |
| Nonlinearity (Best Fit Straight Line) | ≤±0.25% FSO |
| Hysteresis & Repeatability | ≤±0.10% FSO |
| Full Scale Output (FSO) | 16 mA at 70°F (21 °C) ±1% FSO |
| Resolution | Infinite |
| Long Term Stability | ≤±0.3% FSO per 6 months |
| Compensated Temperature Range | 70°F to 170°F (21°C to 77°C) |
| Process Media Temperature Range | -40°F to 250°F (-40°C to 121°C) |
| Ambient Operating Temperature Range | -40°F to 185°F (-40°C to 85°C) |
| Storage Temperature Limits | -40°F to 250°F (-40°C to 121°C) |
| Temperature Effect on Zero | ≤±2.0% FSO per 100°F |
| Temperature Effect on Span | ≤±2.0% FSO per 100°F |
Electrical
Table 2. Source: Viatran
| . | . | . |
|---|---|---|
| Supply Voltage | 8 to 30 Vdc | |
| Power Supply Regulation | ≤±0.01% FSO per volt change overthe supply voltage range | |
| Output Signal | 4 to 20 mA | |
| Zero Adjustment | ±5% FSO min | |
| Circuit Protection | Input polarity may be reversed.Output may be short-circuited indefinitely | Over voltage protection to1000 volts according to EN61000-4-5 |
| Insulation Resistance | <5 nSec to case ground | |
| Response Time | <2 mSec to reach 90% of full scale | |
| RFI / EMI Suppression | CE EMC compliant per IEC EN 61326. CE marked | |
| Electrical Connection | Bendix PT02E-10-6P, mates PT06E-10-6S (SR) | |
| Pin Outs | Pin A | + Power / Signal |
| Pin B | - Power / Signal | |
| Pin C | No connection | |
| Pin D | No connection | |
| Pin E | No connection | |
| Pin F | No connection | |
| Shell | Ground |
Materials of Construction
Table 3. Source: Viatran
| . | . |
|---|---|
| Wetted Parts | 15-5 PH stainless steel |
| Housing | 304L SS |
| Weight | 10 oz (283 g) |
| Identification | Pressure sensitive label |
Mechanical
Table 4. Source: Viatran
| . | . |
|---|---|
| Pressure Connection | 1/4" - 18 NPT female |
| Proof Pressure | 1.5 times range or 20,000 PSI (1379 bar) max |
| Burst Pressure | 3 times range or 35,000 PSI (2400 bar) max |
| Pressure Cavity Volume | 4.5 ml |
| Mounting | May be supported by process piping |
Options
Table 5. Source: Viatran
| . | . | . |
|---|---|---|
| BF | (K)PTIH-10-6P | |
| BG | DIN 43650 | |
| BL | WK6-32S | |
| BN | (K)PTIH-8-4P | |
| BQ | (K)PT02H-10-6P | |
| BR | CF3102E-14S-6P | |
| ZU | ||
| DA | Isolated shunt | |
| DC | Extended Compensated Temperature Range (Cold) -40°F to 170°F (-40°C to 77°C) | |
| DG | Improved temp performance to 0.005% FSO per 1 °F | |
| DH | Special ranging | |
| DK | Special shunt calibration setting | |
| DM | Modified full scale output | |
| DN | Improved non-linearity | |
| DQ | Cleaning for oxygen service | |
| EA | Special calibration run | |
| EH | Extended Compensated Temperature Range (Hot) +70°F to 185°F (21°C to 85°C) | |
| NH | Customer specified identification | |
| PW | 1/8 DIN digital indicator | |
| TW | GOST-R | |
| Y() | Multiple pressure ports available. Consult factoryDirect Cable (175°F max temperature) (79°C) | |
| Note: | Application of some available options may affect standard performance. | Consult your Viatran representative for details. |
Image Credit: Viatran
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