Model 709 Hammer Union Pressure Transmitter
709 is a 0-5Vdc output hammer union transmitter to monitor pump pressures in oil servicing applications like drilling, cementing, and hydrofracturing. Available with hazardous location approvals and a variety of electrical connections.
PERFORMANCE
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Full Scale Pressure Ranges:
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0-5K, 10K, 15K, 20K PSIG (0-345, 689, 1034, 1379 bar)
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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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5 Vdc ±1% FSO
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| Zero Balance: | 0 Vdc ±1% FSO | |
| Compensated Temperature Range: | -20°F to 185°F (-29°C to 85°C) | |
| Operating Temperature Range: | -40°F to 250°F (-40°C to 121°C) | |
| Storage Temperature Range: | -67°F to 302°F (-55°C to 150°C) | |
| Long Term Stability (%FSO): | ≤±0.25% FSO per 6 months | |
| Response Time: | ≤2.5 mSec to reach 90% of FSO | |
| Thermal Effect on Zero: | ≤±1% FSO per 100°F (37°C) | |
| Thermal Effect on Span: | ≤±1% FSO per 100°F (37°C) |
ELECTRICAL
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Output Signal:
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0 - 5 Volts at 70°F (21°C)
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Supply Voltage:
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9-30 Vdc (10.5 to 28 Vdc w/approval)
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Power Supply Regulation:
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≤±0.01% FSO per Volt
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| Load Impedance: | 410K Ohms minimum | |
| Circuit Protection: | Varistor protected across the input leads for surges above 1000V at 50 microseconds | |
| Insulation Resistance: | ≥100 MegOhms to case ground | |
| Calibration Power : | Short pins E & F | |
| Calibration Signal Accuracy: | ≤±0.2% FSO. The exact signal to pressure correlation is provided with each unit | |
| Bridge Resistance: | 10K Ohms nominal | |
| Standard Electrical Connection: | Mates with Bendix P/N PT06E-10-6S or equivalent | |
| PIN OUTS: | PIN A +Power PIN B -Power PIN C +Signal PIN D -Signal PIN E Calibration PIN F Calibration Some models are provided with customer specified wiring. Consult Viatran for exact wiring connections. |
MECHANICAL
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Standard Pressure Port:
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Male hammer union 2 inch #1502
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Pressure Cavity Volume:
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0.4 cubic inches
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Zero Effect from Installation:
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0.3% FSO w/200 ft-lbs torque on union #2202
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| Proof Pressure: | 1.67 times the FS or 22.5K PSI (1550 bar) for union #1502 30K PSI (2068 bar) for union #2002 whichever is less |
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| Burst Pressure: |
≥3 times FSPR, limited by union #1502: 22.5K PSI (1550 bar) |
MATERIALS OF CONSTRUCTION
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Wetted Materials: |
Inconel X-750, heat treated per MR0175-2000
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Enclosure Material: |
304 stainless steel
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Identification:
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Laser etched onto body
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| Enclosure Rating: | NEMA 4X | |
| Weight: | 5.5 lbs nominal (2.4 kg) | |
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Shock Limitation: |
100 G’s |
OPTIONS
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DH
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Special range
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EA
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Special calibration ru
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NJ |
CE label
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NX
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CSA Intrinsic Safety label | |
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TF
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FM Intrinsic Safety label | |
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TP
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Low cavity volume sensor design |
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TW
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Russia Intrinsic Safety | |
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ZQ
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CG379-C-145-2P (Glenair) electrical connector | |
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ZT
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REC-M-10TP-N-04-16 (Jupiter) connector |