TENMARS MALAYSIA | THERMOMETER | INFRARED THERMOMETER |HUMIDITY METER

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KKInstruments is committed to providing the best customer service before, during and after the sale.

Victoria Fatimah
Senior Engineerof Shell Malaysia Bhd
20 April 2015

KKInstruments is not only the biggest distributor for test equipments in South-East Asia, their products and service are really top-notch too!

IR MR Ali Hamzah
Senior Engineerof KL-KEPONG BHD
20 April 2015

We choose KKInstruments because:
1. Genuine product.2. Ready stock most items.3. After-sales warranty claim.4. Friendly salesperson. The team is really the best!

Mohammad Hussan
Senior Engineerof Petronas Bhd
20 April 2015

ST-501 _ CO2/Temp./RH Monitor

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Model No.: : ST-501
Product Description

- 3 Independent CO2, humidity and temperature sensors.
- User operated CO2 calibration.
- USB datalogg: 50,000 records.
- Internal backup battery to maintain date/time setting.
- Power management IC to increase batter efficiency.
- Easy- to-Use PC software for parameter settings and data analysis.
- Internal CO2 alarm buzzer.

Listing Details

Application

ST-501 is an excellent indoor air quality (IAQ) instrument measuring the carbon dioxide (CO2), Relative Humidity (RH) and Temperature.


Applications

 

- Building HVAC monitoring.

- Indoor air quality survey. 

- Locate the presence of combustion fumes from vehicles and appliances.

Specification


-
CO2 Sensing Method: NDIR (Non-Dispersive Infrared)

- Measures: Carbon dioxide in PPM, temperature (F or C), % Relative Humidity

- CO2 Measurement range: 0~9999 ppm (2001~9999 ppm over range)

- CO2 Accuracy: ± 75ppm, ± 8% of reading (0~2000 ppm)

- Display Resolution - ±1 ppm

- Datalogging: 50,000 records,
- Fast USB download (50,000 records in less than 10 seconds.)

 

CO2 Sensor

Type

Non-dispersive infra-red (NDIR)

Measurement Range

0~9999 ppm (2001~9999 ppm over range)

Accuracy

± 75ppm, ± 8% of reading (0~2000 ppm)

Resolution

±1 ppm

Response Time

2 seconds

 

Relative Humidity Sensor

Temperature Sensor:

Type

CMOSens

Type

Thermistor

Measurement Range

1% ~99%

Measurement Range

0 to 50C

Accuracy

±3.0%RH(20~80%)

±5.0%RH(80%)

Accuracy

±0.5C from 0-50C

Resolution

0.1%

Resolution

0.1C

Response Time

8 Seconds

Response Time

1 seconds

         

Power Supply

Battery

Four AAalkaline batteries x4

Battery Operation

24 hours

External Power Supply

6V VDC with 0.5A

 

 

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