HygroPort I.S. User’s Manual
Appendix A
Technical Specifications
Performance
Measurement Technology
Kahn ceramic sensor
Accuracy
±1.8ºF (±1ºC) from -76 to +68ºFdp (-60 to +20ºCdp)
±3.6ºF (±2ºC) from -148 to -76ºFdp (-100 to -60ºCdp)
0.3ºF (±0.2ºC) temperature
Calibrated Measurement Range
For Spot Checks -95 to +68
0
Fdp (-70 to +20
0
Cdp)
For Online Analysis -148 to -95
0
Fdp (100 ot -70
0
Cdp)
Uncalibrated Readings From
+68 to +86
0
Fdp (+20 to +30
0
Cdp)
Measurement Units
°F, °C, K dewpoint & gas temperature
ppm
W
& g/kg for air, N
2
, H
2
, CO
2
, SF
6
ppm
V
, lb/MMscf & g/m
3
for natural gas
ppm
V,
g/m
3
& %RH
Pressure Units
Psig, barg, KPa, bara, psia, MPa
Resolution (display)
0.1 for all dewpoint derived units and auto
ranging where appropriate
Resolution (measurement)
Better than 0.2ºFdp (0.1ºCdp)
Typical Response Speed
T95 in ≤30 minutes to -76ºF (-60ºC)
Sample Gas Flow
0.5 to 1 scfh (0.2 to 0.5 NL/min)
Electrical Specifications
Battery
4.8 V internally mounted Nickel Metal Hydride (NiMH)
battery
Battery Operating Life
More than 24 hours of typical usage between charges
Battery Charger
Intelligent charger, NOT certified for hazardous area
use. Charger supply voltage: 100 to 240 V AC, 50/60
Hz, 8 VA
Operating Conditions
Operating Pressure
0-5000 psig / 350 barg max
Operating Environment
Outdoors 0 to +100% RH condensing
Operating Temperature
-4 to +122ºF (-20 to +50ºC)
Storage / Transport Temperature
-40 to +158ºF (-40 to +70ºC)
Altitude
Up to 6562ft (2000m)
Mechanical Specifications
Display
Blue LCD graphical display
Enclosure Type
Steel fiber-loaded high-impact polyamide 6
IP/NEMA Rating
NEMA 4 / IP66
Gas Connections
1/8” NPT female (other options available)
Gas Wetted Materials
AISI 316L stainless steel, PTFE Seal, Borosilicate glass,
ceramic
Issue 6, December 2019
49
Kahn Instruments
Summary of Contents for HygroPort I.S.
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