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Lutron Carbon Dioxide Meter (GCH-2018) with Humidity & Temperature

Model #: GCH-2018

Condition: New

$597.95

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Category: Air Quality - IAQ

FEATURES

CO2 METER + Humidity, Temperature

Model : GCH-2018

* NDIR method principal for CO2 ( Carbon dioxide )

measurement, available for long term operation.

* High repeatability and high accuracy.

* Two probes, one is for CO2/Temp. measurement, the other probe is for Humidity/Temp./Dew point

measurement.

* Separate probe, easy operation and convenient

for remote measurement.

* CO2 function with alarm setting.

* Humidity measurement with fast response time.

* Large S-TN LCD, high contrast, easy readout.

* Data hold function for freezing the desired value

on display.

* Records Maximum and Minimum readings with Recall.

* RS232/USB computer interface.

* Microprocessor circuit assures maximum possible

accuracy, provides special functions and features.

* Heavy duty & compact housing with hard carrying case, designed for easy carry out & operation.

* Auto shut off is available to save battery life.

* Power supply from batteries or DC 9V adapter in.

Circuit

Custom one-chip of microprocessor LSI

circuit.

Display

LCD size : 52 mm x 38 mm

dual function LCD display.

Measurement

CO2 ( Carbon dioxide ), Temp.

Humidity, Dew point, Temp.

Unit

CO2

ppm

Humidity

% RH

Dew point

℃, ℉

Temp.

℃, ℉

Response Time

CO2 :

< 2 min. typically.

@ Reach the 63% reading value

@ Depend the environment air circulation.

Humidity/Dew point :

10 to 30 seconds typically.

@ Reach the 85% reading value

@ Depend the environment air circulation.

CO2 altitude

compensation setting

0 to 9,000 meters.

Temperature

Compensation

Automatic temp. compensation.

Adavanced setting

CO2 altitude value setting

CO2 alarrm value setting

℃/℉ setting

Auto power off enable/disable setting

Alarm setting

For CO2 measurement only.

Data Hold

Freeze the display reading.

Memory Recall

Maximum & Minimum value.

Display Sampling Time

Approx. 1 second.

Power off

Auto shut off saves battery life or

manual off by push button.

Data Output

RS 232/USB PC serial interface.

  • Connect the optional RS232 cable UPCB-02 will get the RS232 plug.

  • Connect the optional USB cable

USB-01 will get the USB plug.

Probes no.

Two probes :

  • Probe 1 is for CO2, Temp. measurement.

  • Probe 2 is for Humidity, Dew point. Temp. measurement.

Operating

Temperature

0 to 50 ℃.

GENERAL SPECIFICATIONS

Operating Humidity

Main instrument : Less than 85% R.H.

C02 probe : Less than 85% R.H.

Humidity probe : 0 to 95 %RH.

Power Supply

DC 1.5 V battery ( UM3, AA ) x 6 PCs,

or equivalent.

Power Current

CO2 measurement

Approx. DC 9.6 mA for 90% period. Approx. DC 128 mA for 10% period.

Humidity measurement

Approx. DC 5.6 mA.

Weight

Main instrument : 372 g/0.82 LB.

@ Battery is included.

CO2 probe : 158 g/0.35 LB.

Humidity probe : 82 g/0.18 LB.

Dimension

Main instrument : 173 x 68 x 42 mm

(7.9 x 2.7x 1.2 inch)

CO2 Probe :

185 x 38 x 26 mm

Humidity Sensor Probe : 200 x 23 x 19 mm

Accessories

Included

Instruction manual....................... 1 PC

CO2 probe................................... 1 PC

Humidity probe............................ 1 PC

Hard Carrying case....................... 1 PC

Optional Accessories

RS232 cable, UPCB-02

USB cable, USB-01

Data Acquisition software, SW-U801-WIN

ELECTRICAL SPECIFICATIONS (23± 5 ℃)

CO2 ( Carbon dioxide )

Range

0 to 4,000 ppm

CO2

( Carbon dioxide )

Resolution

1 ppm

Accuracy

± 40 ppm

* ≦1,000 ppm.

± 5% of reading

* > 1,000 ppm ≦ 3,000 ppm.

23 + 5 ℃.

± 250 ppm typically

* > 3,000 ppm, reference only

Repeatability

± 20 ppm

* ≦ 3,000 ppm.

Temperature

Range

0 ℃ to 50 ℃,32 ℉ to 122 ℉.

Resolution

0.1 degree

Accuracy

℃ - 0.8 ℃,

℉ - 1.5 ℉.

Humidity/ Temp./Dew point

Humidity/ Temperature

Humidity

Range

10 % to 95 % R.H.

Resolution

0.1 % R.H.

Accuracy

≧70% RH :

± (3% reading + 1% RH).

< 70% RH :

± 3% RH.

Temperature

Range

0 ℃ to 50 ℃,32 ℉ to 122 ℉.

Resolution

0.1 degree

Accuracy

℃ - 0.8 ℃, ℉ - 1.5 ℉.

Dew Point

Range

-25.3 ℃ to 48.9 ℃

Resolution

0.1 ℃

Range

-13.5 ℉ to 120.1 ℉.

Resolution

0.1 ℉.

Remark : * Dew Point display value is calculated from the

Humidity/Temp. measurement automatically.

* The Dew Point accuracy is sum accuracy value of Humidity & Temperature measurement..

* Appearance and specifications listed in this brochure are subject to change without notice. 00807-GCH2018

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Category: Air Quality - IAQ
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