Greystone Energy Systems WPR Series Catalog Page
REMOTE SENSOR LIQUID
PRESSURE TRANSMITTERS
WPR Series
Precision pressure
control/sensing
FEATURES:
• Dierential and gauge pressure models
• FT6 or Armoured cable available in dierent lengths
• Four, switch selectable, ranges per model
Jumper selectable outputs: 4-20mA, 0-5 Vdc or 0-10 Vdc
•
• Optional backlit (jumper-selectable) LCD
• All stainless steel sensor construction
• Port swap switch to correct incorrect plumbing
• Switch selectable uni or bi-directional
• IP65 (Nema 4X) hinged enclosure
Peace of mind
through reliable
pressure monitoring
GREYSTONE HAS AN ISO 9001 REGISTERED QUALITY SYSTEM
APPLICATIONS:
• Pump Monitoring
• Filter Monitoring
SPECIFICATIONS:
• Chiller Monitoring
• HVAC Systems
Media Compatibility
Pressure Ranges
.........................................
17-4 PH stainless steel
................................................4 ranges per model - Switch selectable
0-5/10/25/50 psig/d 0-.5/1/2.5/5 Bar 0-50/100/250/500 kPa
0-10/20/50/100 psig/d 0-.75/1.5/3.75/7.5 Bar 0-75/150/375/750 kPa
0-20/40/100/200 psig/d 0-1/2/5/10 Bar 0-100/200/500/1000 kPa
0-50/100/250/500 psig/d 0-3/6/15/30 Bar 0-300/600/1500/3000 kPa
Line Pressure...................................................Max. line pressure is the highest of the selectable ranges on each model
i.e.: WPRD101 has a maximum line pressure of 50 psi
Proof Pressure.................................................Max. 2X highest range per model
Burst Pressure.................................................Max. 5X highest range per model
Accuracy...........................................................± 1% F.S. of range selected with combined linearity, hysteresis, and repeatability
Pressure Cycles...............................................>100 million
Surge Damping..............................................Normal: 4 second averaging
Slow: 8 second averaging, switch selectable
Sensor Operating Range.............................-40˚ to 85˚C (-40˚ to 185˚F)
Compensated Range ...................................0˚ to 55˚C (32˚ to 130˚F)
Operating Environment.............................. 0˚ to 50˚C (32˚ to 122˚F), 10-90% RH condensing
Stability.............................................................±0.25% typical (1 year)
Zero Adjust ...................................................... Push-button auto-zero and digital input
Operating Humidity..................................... 0 to 95% RH non-condensing
Power Supply
Consumption..................................................
Output Signal..................................................
.....................................................
18 to 28 Vac/Vdc (non-isolated half-wave rectied)
100 mA max @ 24 Vdc with LCD backlight, 35 mA with backlight disabled
3-wire transmitter; user selectable 4-20mA active(sourcing), 0-5V and 0-10V
Pressure Connections..................................1/4” NPT male
Sensor Shock................................................... 100G, 11 mSec, 1/2 sine
Sensor Vibration.............................................10G peak 20 to 2000 Hz
10K ohms min for voltage output
Remote Cable .................................................S = FT6 Plenum Rated
A= Armoured
Enclosure..........................................................ABS, hinged lid with gasket, IP65 (Nema 4X)
145 X 100 X 64 mm (5.7” X 3.95” X 2.5”)
Wiring Connections...................................... Screw terminal block (14 to 22 AWG)
Optional LCD Display...................................35 mm x 15 mm (1.4” w x 0.6” h) alpha-numeric 2 line x 8 character
Resolution - 1 psi
Backlight - Enable or disable via jumper
0001215
WPRDWPRG
BACKLIGHT ON
OUT REVERSE
SLOW DAMPING
10V / 5V
RANGE 1 (HI)
RANGE 2
RANGE 3
RANGE 4 (LO)
Rev. 4
ZERO
CURRENT
VOLTAGE
OUTPUT
COMMON
POWER
ZERO
0001215
Rev. 4
BACKLIGHT ON
OUT REVERSE
SLOW DAMPING
10V / 5V
PORT SWAP
BIDIRECTIONAL
RANGE 1 (HI)
RANGE 2
RANGE 3
RANGE 4 (LO)
ZERO
CURRENT
VOLTAGE
OUTPUT
COMMON
POWER
ZERO
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