Visualization of CO2 concentration as a benchmark for ventilation

CO2 Monitor

MarvelCompliant with Ministry of Economy, Trade and Industry"Guidelines for Selection of Carbon Dioxide Concentration Measuring Instruments"■ Marvel

Use of High-Precision optical NDIR dual beam Sensor
Correction function embedded for measured CO2 concentration■ Marvel 001 ／ 003"Clean air quality"

Visualize ventilation

when monitor shows
CO2 concentration of 1,000 ppm or less350

450

CO2
concentration
low8001,000ppm

PPM

1,500

2,500

CO2
concentration

Healthy CO2 level
800-1,000 ppm andmaintain energy-efficiency

Preferred healthy and normal level outdoors

5,000highFeel drowsy or discomfort,or smell odors

Damage is expected
if it continues for a long time

ASHRAE recommended level
Building Hygiene Control Law(incl.Hospital etc.)

CONTACT US

School Hygiene
Management Act

info@chcsys.net*Please feel free to contact us with any questions before purchasing.
*Reception hours are from 9:00 a.m. to 5:00 p.m. JST(excluding weekends and holidays)

Planning, Designing, and sales: C.H.C. SYSTEM TOKYO, JAPAN
Product HP

C.H.C.SYSTEM plans,develops,and provides Japan's first full-scale carbon dioxide measuring instrument.

5q\yqiᵣ}nᵣi{qy\q}{Manufacturer's recommended retail price USD 145.00 (tax excluded)■ Marvel 001
Measurement method

Optical NDIR (non-dispersive infrared absorption method) dual beam sensor

Display

CO2 concentration ppm, temperature °C, humidity %Installation method

Desktop (use by rear stand) or wall mounted

Display panel

Large screen semi-wide approximately 3.9 inches (85 x 50 mm)

Power supply

DC5V USB cable speciﬁcation ⇒ Mini USB side connection AC adapter included*Not rechargeable or battery-powered

Usage conditions

Temperature: 0-50°C; Humidity: 95% RH or less

Measurement range

0-5,000 ppm

Measurement accuracy±5% or ±80 ppm (0-2,000 ppm)

LED display

Green: <800 ppm・Yellow: 800-1,000 ppm・Red: >1,000 ppm

Alarm

activated if it reaches 1,000 ppm or more;
Stops at less than 1,000 ppm. With mute function
Width 137mm x Height 99mm x Thickness 28mm (Weight 195g)

Dimensions■ Marvel 003 (Built-in data logger)
Manufacturer's recommended retail price USD 215.00 (tax excluded)
In addition to the above standard speciﬁcations, this model has a built-in data logger that enables therecording and then for analysis of measured CO2 concentration, temperature, and humidity data.
(Dedicated software for time setting and data editing can be downloaded from HP. Compatible OS windows
only)

Manufacturer's recommended retail price USD 1,215.00 (tax excluded)■ Marvel 301

Measurement method

Optical NDIR (non-dispersive infrared absorption method) dual beam sensor

Display

CO2 concentration ppm, temperature °C, humidity %Installation method

Wall installation (with back hook)

Display panel

High brightness LED display, approx. 22 inches (490 x 285mm)

Power supply

AC adapter included

Measurement range

0-3,000 ppm

Measurement accuracy

Within ±5% or ±70 ppm (0-2,000 ppm)

LED display

Green: ≤800 ppm・Yellow: 801-1,200 ppm・Red: >1,200 ppm

Dimensions

Width 560mm x Height 410mm x Thickness 50mm (Weight 5kg)
No relay/No connecton to PC

The highly visible LED indicator displays the CO2 concentration in 9 levels.

● Distriputors

2023.08