Product Description

Lutron GCH-2018 CO2 Meter + Humidity, Temp.

Features Lutron GCH-2018 CO2 Meter + Humidity, Temp.

• 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 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.

Specifications Lutron GCH-2018 CO2 Meter + Humidity, Temp.

• 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.
  * Humidity/Dew point : 10 to 30 seconds typically.
• Temperature Compensation: Automatic temp. compensation.
• Advanced 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 PC serial interface.
• 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 .
• 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 ( UM4, AAA ) x 6 PCs, or equivalent.
• Power Current:
  * CO2 measurement
  º Approx. DC 9.6 mA for 90% period.
  º Approx. DC 128 mA for 10% period.
  * Humidity measurement: Approx. DC 5.6 mA.
• Weight:
  * Main instrument : 312 g/0.68 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

Lutron GCH-2018 – Datasheet

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