XNX UNIVERSAL XNX Universal Transmitter Technical Manual

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XNX Universal Transmitter

Section 6 - Specications

132

6.2.3 EC Sensor Performance Data, DEKRA EXAM veried (see Section 6.3)

Gas Cartridge P/N

Selectable Full

Scale Range (Dis-

play and 4-20mA

Full Scale)

Default

Range

Incre-

ments

Lower

Alarm

Limit

Lower

Detection

Limit

Zero

Variation

Selectable

Cal Gas

Range

Default Cal

Point

Response

Time (T50)

(sec)

T90 Response

T10 Recovery

Time (sec)

Accuracy

Operating Temperature Operating Humidity

Min Max Min Max

Oxygen XNXXSO1SS n/a 25.0 %Vol n/a 5.0%Vol 3.5 %Vol n/a

20.9 %Vol

(fixed)

20.9 %Vol T20 <10 <30 <+/-0.6 %Vol -30°C / -34°F 55°C /131°F 15% RH 90% RH

Hydrogen

Sulfide

XNXXSH1SS 10.0 to 50.0 ppm 15.0 ppm 0.1ppm 3.0 ppm 1.0 ppm 2.0 ppm

30 to 70%

of the

selected full

scale range

10 ppm <20 <30 <+/-0.3 ppm -40°C / -40°F 55°C / 131°F 15% RH 90% RH

S (High)

Hydrogen

Sulfide

XNXXSH2SS 50 to 500 ppm 100 ppm 10 ppm 5 ppm 1 ppm 2 ppm 50 ppm <20 <30 <+/-5 ppm -40°C / -40°F 55°C / 131°F 15% RH 90% RH

Carbon

Monoxide

XNXXSC1SS 100 to 500 ppm 300 ppm 100 ppm 15 ppm 5 ppm 10 ppm 100 ppm <15 <30 <+/-2 ppm -40°C / -40°F 55°C / 131°F 15% RH 90% RH

FOOTNOTE:

1.AccuracyofreadingatdefaultAlarm1concentration(typically10%FSordefinedminimumalarmlevelsetting,whicheverisgreater)whenoperatedatdefaultfullscale.

NOTES:

• SensordriftbetweenLDLandnegativedriftfaultlimits(typcially>negativezerovariation)appearas0onthedisplayandoutputsofthedevice.

• Long-termdrift:XNXXSC1SS<5%/year,XNXXSO1SS<4%/year,XNXXSH1SSandXNXXSH2SS<2%/month.

• Performanceguresaremeasuredbytestunitscalibratedat50%offullscale,atambientconditionsof20°C,50%RH,withtheECweatherproofcoverattached.

• OperatingtheXNXECsensoratextendedtemperaturerangesforaprolongedtimeperiodexceeding12hoursmaycausedeteriorationinsensorperformanceandshorten

sensorlife.ExtendedtemperaturerangesforXNXECsensorcartridgesare-40°Cto-20°C.

• Barometric pressure effects on the O

sensor: The output from the O

sensor has pressure effects of <0.1% change of output per % change in pressure. When the barometric

pressure changes by ±20%, the output from the O

sensorchanges<±0.4%Vol.However,theoxygensensorshowstransientbehaviorwhensubjectedtoarapidchangein

ambientpressureduetoeitherweatheroraltitude.Forexample,a10KPainstantaneouspositivepressurestepchangemaycauseanoverscalealarmconditionforaperiod

of about 12 seconds.

• Responsetimesmayincreaseatlowertemperatures.

• ContactHoneywellAnalyticsforanyadditionaldataordetails.

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XNX Universal Transmitter Technical Manual - Page 134