Model

ENDA-5000

Component

NO_X

SO₂

CO

CO₂

O₂^*1

Measurement methods

NDIR

NDIR

NDIR

NDIR

Magneto-pneumatic detection

Range^*2

Standard

200~5000 ppm

200~5000 ppm

200~5000 ppm

5~25 vol%

10~25 vol%

Optional

100 ppm~

50 ppm~

100 ppm~

-

-

Range Ratio

Within a factor of 10

Within a factor of 10

Within a factor of 10

Within a factor of 5

Within a factor of 2.5

Repeatability

Within 0.5% of full scale (with optional range, or during O₂ measurement, ±1.0% of full scale)

Linearity (indicator error)

±1.0% of full scale

Zero drift

±1.0% of full scale (assuming surrounding temperature is maintained within 5 °C)
(with optional range, or O₂ measurement, ±2.0% of full scale)

Span drift

±2.0% of full scale/week (assuming surrounding temperature is maintained within 5°)

Response time^*3

Within 60 seconds (Td + T90 from equipment intake area) (sample flow 0.6 L/min.) (within 240 seconds for SO₂ only)

Overall interference frrom co-existing gases

±2.0% of full scale/week (within standard range, with standard gas formation)

Display

Touch panel LCD (backlight) (four usable lines)

Environment
Condition

Temperature

-5 to 40 °C (away from direct sunlight and radiation heat )^*4

Humidity

85% or less (no condensation)

Vibration

100 Hz, 0.3 m/S₂ or less

Dust

Standard environment or better

Measuring Gas Condition

Temperature

250 °C or lower

Dust

0.1 g/Nm³ or less

Standard gas composition^*5

NO: 500 ppm or less; NO₂: 15 ppm or less; SO₂: 1000 ppm or less; SO₃: 50 ppm or less;
CO: 200 ppm or less; CO₂: 15% volume or less; H₂O: 40% volume or less

Sampling method

Dry sampling using an electric cooler

Sample gas flow

2.5 L/min~3.0 L/min

Sample inlet tube

Teflon tubing (Ø8/Ø6 mm)

Sample gas pressure

±4.9 kPa (three points selected)
(with no sample gas back pressure)

Pressure control

Pressure control uses a regulator and cylinder; Reduced pressure sampling; Control pressure: -4.9 kPa

Output

DC 4 to 20 mA (absolute output) (DC 0 to 16 mA/DC 0 to 1 V/DC 1 to 5V optional) Max. 12 output systems

External output

Analysis alerts, analysis warnings, range display, corrections, conservation, purging (option)
Contact capacity: DC 30 V 1 A, AC 250 V 1 A resistance load

Correction method

Dry correction, automatic correction (correction cycle: 7 days standard, can be adjusted to between 1 and 99 days), manual correction

Calibration gas

Zero gas

With measurement method authorization: N₂, When there is no measurement method authorization: N₂ or ambient air

O₂ carrier gas

Ambient air

Span gas

Gas cylinder for each component measured (when there is no measurement method authorization: O₂ or ambient air can be used)

Probe collection point filter

Flange: JIS 10K, 40 AFF; Sample probe tube length: 1000 mm; Material: SUS-316 stainless steel;
Filｔer element: SUS-304 stainless steel and 2um-pleated quartz wool; Electric heater: 100 VA, with water droplet proof case

Power supply

AC 100 V ±15 V(85 V~115 V)

Power frequency

50/60 Hz (switchable)

Power consumption

About 800 VA (heated piping 30m: +1100 VA; heater in tray: +300 VA)

Exterior dimensions/Mass

600 (W) x 1770 (H) x 300 (D) mm (high pressure gas cylinders, 3.4 L cylinders, maximum of 3 cylinders); About 180 kg (not including cylinders)
600 (W) x 1770 (H) x 300 (D) mm (high pressure gas cylinders, 3.4 L cylinders, maximum of 3 cylinders); About 200 kg (not including cylinders)

Materials in contract with sample gas

SUS-316 stainless steel, SUS-304 stainless steel, Teflon, polypropylene, polyethylene,
flourorubber, PVC, PVDF, and glass

Enclosure

Independent outdoor installation
Plate thickness: Main unit, doors, top plate, steel plate: 2.3 mm; Channel base: 3.2 mm; Doors: front opening; Interface: right front

Color/Finish

Semi-gloss Munsell 5Y7/1 on all inner and outer surfaces