HU Series Hammer Union Pressure Transducers
Intrinsically Safe Hammer Union Pressure Sensor
- Ranges from 0 to 15,000 psi
- 4-20 mA or 0-5 VDC output
- 1502 fitting (2202 fitting also avaliable)
- Temperature compensated
- Complies with NACE standards for sour gas pressure applications
- Shunt Cal for testing full output
Performance
Standard Pressure Ranges 0 to 15,000 PSIS
Overpressure: 1.5 X full scale or limit of WECO® fitting, whichever is less
Burst Pressure: 3 X full scale or limit of WECO® fitting, whichever is less
Accuracy (linearity, hysteresis, and repeatability): ±0.35% of full scale B.F.S.L
Temp Effects on Zero: ±0.026% FSO/°C (±0.01% FSO/°F)
Temp Effects on Span: ±0.026% FSO/°C (±0.01% FSO/°F)
Life: 10 million cycles minimum
Environmental
Compensated Temp: -40 to 65°C (-40 to 150°F)
Storage Temp: -50 to 120°C (-50 to 248°F)
Operating Temp: -40 to 85°C (-40 to 185°F)
Electrical
Supply Voltage: 10-30 VDC on sensor
Output Signal @ 21°C
4-20 mA: 3-30 mA max.
0 to 5 VDC: 110 mA inrush current
Loop Resistance: 1125 ohms @ 30 VDC decreasing linearly to 0 ohms at 10 VDC
Insulation Resistance: >100 megohms @ 500 VAC, 70°C
Shunt Cal: 100% of full scale output
ESD: 2 KV
EMC: IEC 1000-4-3
Surge: IEC 61000-4-5 Class 3
Materials of Construction
Wetted Materials: NACE approved
Enclosure: 316L stainless steel
Mechanical
Pressure Connection: WECO® standard 1502 or equivalent
Shock: 100 g for 11 msec
Thermal Cycling & Vibration: 15 g @ 10-2000 Hz, -40 to 85°C, 1000 cycles
Enclosure: NEMA 4X/IP44
Hazardous Location Approvals:
CSA/cCSAus Contract #237484
IS: Class 1, Division 1; Groups C & D
Ex ia IIB T4
Class 1, Zone 0, AEx ia IIB T4
Ambient: -40 to 85°C







