Circuit Technology
Circuit Technology specializes in equipment for the assembly, repair and cleaning of printed circ……...
Viatran’s Model 422 pressure transmitter is compact yet offers a high performance punch. The electronics and silicon sensor design have an integrated precision of over ±0.08%.
The Model 422 features pressure ranges of 0–3 to 5000 psi and an output of 0–5 Vdc. It has been designed specifically for overhead junction boxes.
Features
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Low-pressure applications |
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All stainless steel construction |
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High precision |
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Shunt calibration circuit option |
The Model 422 pressure transmitter is a flexible high-performance test and control sensor that provides noise suppression, fast response timeand CE compliance. Viatran feels proud in providing outstanding customer support together with a technically excellent product. Variants of this model are used across the industrial and automotive industries.
Performance
Table 1. Source: Viatran
. | . | . |
---|---|---|
Full Scale Pressure Range (FSPR) | 0-3 thru 0-5000 PSI (0-0.2 to 0-345 bar),0-15 PSIV (0-1.03 barV)* | |
Zero balance | ≤±0.25% FSO | |
Non-Linearity (Best Fit Straight Line) | ≤±0.06% FSO standard, optional ±0.04% | |
Hysteresis & Repeatability | ≤±0.06% FSO standard | |
Full Scale Output | 5 Vdc ≤±0.25% FSO | |
Long Term Stability | ≤±0.3% FSO per 6 months | |
Compensated Temperature* | 32°F to 180°F (0°C to 82°C) | |
Operating Temperature Range | -40°F to 185°F (-40°C to 85°C) | |
Storage Temperature | -40°F to 250°F (-40°C to 121°C) | |
Maximum Fluid Temperature | 250°F (121°C) | |
Combined Thermal Effect(zero & span) | ≤±2% FSO per 100°F typical | |
* Modified specification for vacuum and compound ranges: | Compensated Temperature Range | 32°F to 170°F (0°C to 77°C) |
Electrical
Table 2. Source: Viatran
. | . | . |
---|---|---|
Supply Voltage | 9 to 30 Vdc (12 to 30 Vdc for DM option) | |
Power Supply Regulation | <±0.05% FSO per Volt Output Signal | |
Output Signal | 0-5 Vdc | |
Circuit Protection | Short circuit and reverse polarity protected | |
Voltage Spike Protection | Withstand 1000 volt spike per EN6100-4-5 | |
RFI/EMI Suppression | CE marked, EN 61326 | |
Insulation Resistance | <5 nS conductance | |
Response Time | <1.5 millisecond | |
Electrical Connections | 6-pin bayonet (standard) | |
Pin Outs | Pin A | +Power |
Pin B | -Power | |
Pin C | +Signal | |
Pin D | -Signal | |
Pin E | AC ground (standard) | |
Pin F | No connection | |
Connector Options | BP | Micro change (M12) |
BN | 4-pin bayonet | |
ZU | Cable gland |
Mechanical
Table 3. Source: Viatran
. | . |
---|---|
Pressure Connection | 1/8" NPT female |
Proof Pressure | 3x range or 1,200 PSI (whichever is less) for 0-3 thru 0-500 PSI3x range or 9,000 PSI (whichever is less) for 0-1,000 thru 5,000 PSI |
Burst Pressure | 5x range or 2,400 PSI (whichever is less) for 0-3 thru 0-500 PSI5x range or 10,000 PSI (whichever is less) for 0-1,000 thru 0-5,000 PSI |
Pressure Cavity Volume | 1.5 mL |
Mounting | May be supported by process piping |
Materials of Construction
Table 4. Source: Viatran
. | . |
---|---|
Wetted Parts | 316L stainless steel |
Housing | 316 stainless steel |
Weight | 4 oz nominal |
Identification | Laser etched onto body |
Options
Table 5. Source: Viatran
. | . |
---|---|
DA | Isolated internal shunt calibration(6-pin connector required) |
DC | Extended Compensated Temperature Range (Cold)-40°F to 170°F (-40°C to 77°C) |
DE | Internal shunt calibration (6-pin connector required) |
DG | Improved temperature performance |
DH | Special range |
DM | Modified FSO >5 Vdc (Requires 12 to 30 Vdc Supply Voltage) |
DN | Improved linearity ±0.04% FSO (not available with TU option) |
DQ | Cleaning for oxygen service |
DX | Modified FSO <5 Vdc |
EA | Special calibration |
EH | Extended Compensated Temperature Range (Hot)+70°F to 185°F (21°C to 85°C) |
LV | Externally powered, optically isolated shunt calibration(6-pin connector required) |
NH | Customer specified marking |
TU | Compound special ranging |
Alternate Pressure Ports | |
VE | 1/4 AN bulkhead mount |
VF | 1/4 tube Swagelok bulkhead |
VG | M12 x 1.5 mm female |
VH | M12 x 1.5 mm male |
WQ | G 1/4 female |
YA | MS33649-04 |
YC | MS33656-04 |
YH | 1/8" NPTM |
YL | 1/8" NPTF (standard) |
YJ | 1/4" NPTF |
YK | 1/4" NPTM |
Image Credit: Viatran
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