Ralston NitroPak Specifications

Inlet Port Male Quick-test with cap and chain
Media Compatibility Air
Inert Gas
Natural Gas
Petroleum Based Oil
Water
Outlet Port Male Quick-test with cap and chain
Hose 1 None
Quick-test Hose, Brass ends, 2m long
Quick-test Hose, Brass ends, 6ft / 1.9m long
Quick-test Hose, Stainless Steel ends, 6m long
Hose 2 None
Quick-test Hose, Brass ends, 1m long
Quick-test Hose, Brass ends, 3ft / 0.9m long
Quick-test Hose, Stainless Steel ends, 1m long
Process Connection 1/4" Female BSPP (G1/4)
1/4" Male NPT
1/4" male NPT bottom connection
Female Quick-test
None
Reference Connection 1/2" Female BSPP (G1/2)
1/4" Female BSPP (G1/4)
1/4" Female NPT
1/4" Male NPT
1/8" Male NPT
3/8" Female BSPP (G3/8)
None
Max Pressure 1,000 psi / 69 bar / 6.89 MPa
3,000 psi / 207 bar / 21 MPa
5,000 psi / 345 bar / 34 MPa
6,900 psi / 476 bar / 48 MPa
Max Vacuum 0.00 inHg / 0.00 mmHg
10 inHg / 255 mmHg
Materials 316 Stainless Steel
ABS Plastic
Aluminum
Anodized Aluminum
Brass
Nylon
Plated Steel
Reinforced Polyamide
Stainless Steel
Zippered Nylon
Zippered Nylon with Velcro
Seal Materials Buna-N
Delrin
Teflon
Viton
Min Temperature -40 °F / -40 °C
-4 °F / -20 °C
-0 °F / -18 °C
14 °F / -10 °C
Max Temperature 122 °F / 50 °C
130 °F / 54 °C
140 °F / 60 °C
185 °F / 85 °C
225 °F / 107 °C
Pressure Media Nitrogen, inert gas
Fine Adjustment Resolution .0005 PSI
Fill Vent Valves soft seated construction
Mechanical Rotation 42 turns (pressure balanced)
Cylinder Capacity 15.20 Sq Ft
Overpressure Relief 3,300 psi / 228 bar / 23 MPa
Internal Connections 1/8 in tubing (316 stainless steel)
Pressure Reference Digital pressure gauge, 1000 PSIG Pressure
Digital pressure gauge, 3000 PSIG Pressure
None
Pressure FieldLab, 1000 psi / 70 bar / 7 MPa
Pressure FieldLab, 3000 psi / 200 bar / 20 MPa
Burst Pressure 27,000 psi / 1,862 bar / 185 MPa
4X
Certifications ATEX - Ex II 1 G Ex ia IIC T4 Ga (-10 < Ta < 50 °C)
Certified to CSA Standard C22.2 No. 61010-1
Conforms to UL Standard No. 61010-1
IECEx - Ex ia IIC T4 Ga (-10 < Ta < 50 °C)
North America - Class 1 Division 1 Groups A-D, T4, (-10 < Ta < 50°C)
Charging AC Power (Australia, China, Europe, North America, UK adapters included)
DC Auto power (Optional)
Datalogging 2 million points
Ingress Protection IP67 (1 meter water submersion for 30 minutes)
LCD Display 3.5 in / 90mm Color TFT LCD Display
Max Storage Temperature 167 °F / 75 °C
Measurement Type
Gauge Pressure
Min Storage Temperature -20 °F / -29 °C
Mounting Holes 3 x M5 Inserts (10 mm deep)
Pressure Measurement Uncertainty +/- 0.02% of Full Scale (0-20% of Full Scale)
+/- 0.1% of Reading (20-100% of Full Scale)
+/- 0.25% of Full Scale (Vacuum)
Relative Humidity 0% to 70% (35 to 50°C)
0% to 90% (-10 to 35°C)
Sensor Type High Precision MEMS
USB Connection USB (Type B)
Wetted Materials 316 Stainless Steel
Has Check Valve No
Wrench Size 1-1/16 In
15/16 In
3/4 In
9/16 In
Wrench Size 15 mm
19 mm
24 mm
27 mm
Color Silver
Fluid Media Air,Inert Gas,Natural Gas,Petroleum Based Oil,Water
Water,Petroleum Based Oil,Air,Inert Gas
Inner Diameter 0.08 in / 0.20 cm
Length 3 ft / 91.44 cm
6 ft / 1.83 m
Minimum Bend Radius 1.00 in / 2.54 cm
1.90 in / 4.83 cm
Outer Diameter 0.20 in / 0.51 cm
Type QT
Accuracy ±0.25% of Full Scale ±1 least significant digit
Pressure Units PSIG
Dial Size 2.88 in / 7.32 cm
Battery Type AA
Battery Count 2
Battery Life 2500 Hours
Length 3 ft 3 in / 100.00 cm
6 ft 6 in / 2.00 m
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