Model 520 Hammer Union Pressure Transmitter
Viatran's Model 520 Hammer Union Pressure Transmitter offers superior construction and the rugged performance that we have built our reputation on.
PERFORMANCE
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Full Scale Pressure Ranges:
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0-5K, 0-6K, 0-10K, 0-15K, 0-20K, 0-25K PSIS
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Combined Accuracy (BFSL):
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(Non-Linearity, Hysteresis & Repeatability) ≤ ± 0.25% FSO
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Full Scale Output (FSO):
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16.00 mA ±1% FSO @70°F
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| Zero Balance: | 4 mA ±1% FSO @70°F | |
| Compensated Temperature Range: | -40°F to 140°F (4°C to 60°C) | |
| Operating Temperature Range: | -40°F to 185°F (-40°C to 85°C) | |
| Storage Temperature Range: | -67°F to 302°F (-55°C to 150°C) | |
| Long Term Stability (%FSO): | ≤ ± .25% FSO per 6 months | |
| Thermal Effect on Zero: | ≤± 1% FSO per 100°F Typical | |
| Thermal Effect on Span: | ≤± 1% FSO per 100°F Typical |
ELECTRICAL
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Output Signal:
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4-20 mA @70°F
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Supply Voltage:
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9-28 Vdc
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Power Supply Regulation:
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<± .01% FSO per volt
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| Load Impedance: | 900 ohms @ 28 VDC decreasing linearity to 0 ohms @ 9 VDC | |
| Circuit Protection: | Reverse polarity protected | |
| RFI / EMI: |
<1% FSO output change with 3V Rms from 150 kHz to 80 MGz (80% AM modulated at 1 kHz) applied to power supply and signal lines |
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| Voltage Spike Protection: | Withstand 1000 volt spike per EN 61000-4-5 | |
| Insulation Resistance: | < 5 nS | |
| Response Time: | < 1 millisecond to reach 90% of FSO | |
| Range Calibration Signal: | 100% FSO ±10% by exciting pins E&F | |
| Calibration Power Supply Voltage: | 8.5 -28 VDC | |
| Calibration Signal Accuracy: | Readings on calibration certificate are within ±0.2% FSO of actual Cal signal output | |
| Bridge Resistance: | 10K ohms, nominal | |
| Standard Electrical Connection: | Mates with 6 pin, Hermetic, Box Mount, Shell Size 10, MIL-C-26482 bendix type connector | |
| PIN OUTS: | PIN A + Power / Signal PIN B - Power / Signal PIN C No Connection PIN D No Connection PIN E + Calibration PIN F - Calibration |
MECHANICAL
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Standard Pressure Port:
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Male hammer union 2 inch #2002
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Pressure Cavity Volume:
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Standard: 0.45 cubic inches
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Zero Effect from Installation:
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0.3% FSO w/200 ft-lbs torque on union #2002
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| Shock Sensitivity: | 1000 g, 0.5 ms half sine wave pulse shall not cause change in calibration | |
| Proof Pressure: | 1.67X range or 30,000 PSI max | |
| Burst Pressure: |
3 Times full scale pressure range, limited by union #2002: 30K PSI |
MATERIALS OF CONSTRUCTION
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Wetted Materials: |
NACE compliant Inconel 718 (MR0175/ISO 15156-3:2009(E))
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Enclosure Material: |
304 Stainless Steel
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Identification:
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Laser marked on body of unit
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| Enclosure Rating: | IP68*, NEMA 6P* | |
| Weight: | 4.0 lbs. nominal | |
| * Pending approvals |
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OPTIONS
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DC:
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Extended Compensated Temperature Range (Cold) -40°F to 140°F (-40°C to 60°C)
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DG:
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Improved temperature compensation
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DH:
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Special Range
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DN: |
Improved accuracy | |
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EA: |
Special Calibration Run | |
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EH: |
Extended Compensated Temperature Range (Hot) +40°F to 180°F (4°C to 82°C) |
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LW: |
Narrow adapter for banding | |
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NA: |
Carrying handle attached | |
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NH: |
Customer specific identification | |
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NP: |
Protective ring cage | |
| NQ: | Protective criss-cross cage | |
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Z(): |
Special connectors |
