GCH-2018

多功能二氧化碳偵測器

特色

二氧化碳測量範圍 : 0 ~ 4000 ppm

溫度 : 0 ~ 50.0 ºC

溼度 : 10% ~ 95% (RH)

露點溫度 : -25.3 ~ 48.9 ºC

二氧化碳偵測，具有警報功能

一機三功能，附兩組測棒

可記錄最大值,最小值及讀值鎖定功能

RS-232 / USB 輸出介面 (軟體選購)

Size : 173 x 68 x 42 mm

FEATURES

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.

一般規格

電路 (Circuit)

Custom one-chip of microprocessor LSI circuit.

顯示 (Display)

LCD size : 52 mm x 38 mm

dual function LCD display.

測量 (Measurement)

CO2 ( Carbon dioxide ), Temp. Humidity, Dew point, Temp.

單位 (Unit)

CO2 : ppm

Humidity : % RH

Dew point : ℃, ℉

Temp. : ℃, ℉

反應時間 (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 海拔補償設定 (CO2 altitude compensation setting)

0 to 9,000 meters.

溫度補償 (Temperature Compensation)

Automatic temp. compensation.

先進的設定 (Advanced Setting)

CO2 altitude value setting

CO2 alarrm value setting

℃/℉ setting

Auto power off enable/disable setting

警報設定 (Alarm Setting)

For CO2 measurement only.

資料鎖定 (Data hold)

Freeze the display reading.

記憶回叫 (Memory Recall)

Maximum & Minimum value.

顯示的取樣時間 (Sampling Time of display)

Approx. 1 sec

關機 (Power off)

Auto shut off saves battery life. or manual off by push button.

資料輸出 (Data Output)

RS 232 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.

感應器數

Two probes :

* Probe 1 is for CO2, Temp. measurement

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

操作溫度 (Operating Temp. )

0 to 50 ℃.

操作溼度 (Operating Humidity)

Main instrument : Less than 85% R.H.

C02 probe : Less than 85% R.H.

Humidity probe : 0 to 95 %RH..

電源供應 (Power Supply)

DC 1.5 V battery ( UM4, AAA ) x 6 PCs, Alkaline/heavy duty type or equivalent.

電源電流 (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.

重量 (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.

尺寸 (Size)

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

附件 (Standard Accessory)

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

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

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

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

選購附件 (Optional & accessories Temp. Probe)

RS232 cable, UPCB-02

USB cable, USB-01

Data Acquisition software, SW-801-WIN

電器規格 ELECTRICAL SPECIFICATIONS (23 ±5℃)

二氧化碳 CO2 ( Carbon dioxide )

範圍 (Range) : 0 to 4,000 PPM

解析度 (Resolution) : 1 ppm

精確度 (Accuracy) :

± 40 ppm * ≦1,000 ppm.

± 5% of reading * > 1,000 ppm ≦ 3,000 ppm.

± 250 ppm typically > 3,000 ppm, reference only

重複率 (Repeatability) : ± 20 ppm * ≦ 3,000 ppm.

溫度 ( Temperature )

範圍 (Range) : 0 ℃ to 50 ℃,32 ℉ to 122 ℉.

解析度 (Resolution) : 0.1 degree

精確度 (Accuracy) : ± 0.8 ℃ ; ± 1.5 ℉.

濕度/溫度/露點 (Humidity/ Temp./Dew point)

Measurement		Range	Resolution	Accureacy
Humidity		10 % to 95 % R.H.	0.1 %RH	< 70% RH : ± 3 %RH ≧70% RH : ± ( 3%rdg + 1 %RH )
Temperature		0 ℃ to 50 ℃	0.1 ℃	± 0.8 ℃.
		32 ℉ to 122 ℉.	0.1 ℉	± 1.5 ℉.
Dew Point	℃	-25.3 ℃ to 48.9 ℃	0.1 ℉
	℉	-13.5 ℉ to 120.1 ℉.	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 measur

　

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