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MODEL 709 HAMMER UNION PRESSURE TRANSMITTER

  • MODEL 509 HAMMER UNION PRESSURE TRANSMITTER

0-5 Vdc output, 2″ 1502 Fitting, Hazardous Location Approvals

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.

Features

 1502 Hammer Union Pressure Fitting

 ShuntCal

High-Pressure Applications

Performance

Full Scale Pressure Range:  0-5K, 10K, 15K, 20K PSIG (0-345, 689, 1034, 1379 bar)

Combined Accuracy (BFSL):  (Non-Linearity, Hysteresis & Repeatability)     ≤± 0.25% FSO

Full Scale Output (FSO):  5 Vdc ±1% FSO

Zero Balance:  0 Vdc ±1% FSO

Long-Term Stability:  ≤±0.25% FSO per 6 months

Response Time:  ≤2.5 mSec to reach 90% of FSO

Compensated Temperature:  -20°F to 185°F (-29°C to 85°C)

Operating Temperature:  -40°F to 250°F (-40°C to 121°C)

Storage Temperature Limits:  -67°F to 302°F (-55°C to 150°C)

Temperature Effect on Zero:  ≤±1% FSO per 100°F (37°C)

Temperature Effect on Span:  ≤±1% FSO per 100°F (37°C)

Electrical

Supply Voltage:  9-30 Vdc (10.5 to 28 Vdc w/approval)

Power Supply Regulation Effect (Calibrated at 12 Vdc):  ≤±0.01% FSO per Volt

Output Signal:  0 – 5 Volts at 70°F (21°C)

Current Draw:  7.5 mA

Load Impedance:  410K Ohms minimum

Range Calibration Signal:  100% of FSPR

Calibration Power:  Short pins E & F

Calibration Signal Accuracy:  ≤±0.2% FSO. The exact signal to pressure correlation is provided with each unit

Circuit Protection:  Varistor protected across the input leads for surges above 1000V at 50 microseconds

Bridge Resistance:  10K Ohms nominal

Insulation Resistance:  ≥100 MegOhms to case ground

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

NOTE:

Some models are provided with customer specified wiring. Consult Viatran for exact wiring connections.

Mechanical

Pressure Connection:  Male hammer union 2 inch #1502

Pressure Cavity Volume:  0.4 cubic inches

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
Burst Pressure:  ≥3 times FSPR, limited by union #1502: 22.5K PSI (1550 bar)

Materials Of Construction

Enclosure Materials:  304 stainless steel

Wetted Materials:  Inconel X-750, heat treated per MR0175-2000

Shock Limitation:  100 G’s

Weight:  5.5 lbs nominal (2.4 kg)

Identification:  Laser etched onto body

Enclosure Classification:  NEMA 4X

Option

DH:  Special range

EA:  Special calibration run

NJ:  CE label

NX:  CSA Intrinsic Safety label

TF:  FM Intrinsic Safety label

TP:  Low cavity volume sensor design

TW:  Russia Intrinsic Safety

ZQ:  CG379-C-145-2P (Glenair) electrical connector

ZT:  REC-M-10TP-N-04-16 (Jupiter) connector