Máy kiểm soát khí gas online Horiba EIA-51D (Explosion-proof Gas Analyzer), Khoảng đo 0-100vol%, Cảm biến hồng ngoại, kết nối RS-485, đầu ra tín hiệu 4-20mA, thân vỏ chống cháy nổ

Flameproof structure
ExdⅡB + H₂T4

Internal pressure explosion-proof structure
ExpxⅡT4X

Non-dispersive infrared absorption method

CO, CO_2,CH_{4, etc.}

Minimum range

0-0.11vol% (by component)

Maximum range

0-100vol% (by component)

Options range

100-90 ~ 50 vol% (by component)

Repeatability

Standard range

Zero: ± full scale 0.5%
Span: ± full scale 0.5%

Options range

Zero: ± full scale 0.5%
Span: ± full scale 0.5%

Linearity

Of full scale ± 1.0%

Drift^{※ 2}

Zero: ± 2.0% of full scale / week span: ± 2.0% of full scale / week

Response time (from spectrometer entrance)

T₉₀= within 20 seconds

Composition

Flameproof structure

· Oxygen concentration of 21% or less, no dust, a group of mist without and electrical equipment ⅡB, gas and steam corresponding to the temperature class T4 - air mixture, and hydrogen - it is less of a risk equivalent to the air mixture.

Internal pressure explosion-proof structure

· Oxygen concentration of 21% or less, no dust, corresponding to the equipment of the mist without-temperature grade T4, gas and steam - that it is a less of ignition temperature equivalent to the air mixture.

Pressure

1.98kPa more

Flow rate

500mL / min

Temperature

Ambient temperature

Emission point

Atmospheric release

SUS304, SUS316, FKM, CaF_2,Au, etc.

W540 × D395 × H456mm (including mounting plate)
W540 × D395 × H666mm (including mounting plate)

About 50kg

LED digital display concentration, status display

Standard: manual calibration options: automatic calibration

Output content

Concentration output 1ch

Output Specifications

Insulation output DC 4-20mA (DC 0-16mA / 0-20mA, DC 0-1V / 0-5V / 1-5V / 0-10V optional specification)
Load resistance 750Ω or less

Analog value alarm

Any can be set in the range from -10% to + 110% of the span width of the output current / voltage

Output content

Spectrometer alarm / spectrometer attention / calibration and maintenance in / measurement range

Output Specifications

DC30V / 0.1A (resistive load), dry contact, COM common operation when the contact is closed

Input content

Measurement range switching / automatic calibration sequence start

Input Specifications

Open when voltage: DC24V
Short-circuit current: about 10mA
Operation during closed contact input
Measurement range changeover: Status input automatic calibration sequence start: pulse input (0.5 - 1 second)

Interface

RS-485

Protocol

Modbus^®RTU^{※ 5}

Communication speed

19200/9600/4800/2400/1200 selected from bps

Installation location

Interior installation

Ambient temperature

-5 ~ 40 ℃ (direct sunlight, that there is no radiant heat)

Relative humidity

90% or less

Vibration

Vibration such as pumps and near the fan should be installed large place is to avoid (100Hz, 0.3m / s²or less)

Dust

Environmental standards below

Power-supply voltage

Rated AC100 ~ 120V ± 10%, or AC200 ~ 240V ± 10% (However, the maximum AC250V)

Power frequency

Rating 50 / 60Hz common ± 5%

Power consumption

Power-190VA, steady-state about 80 ~ 140VA
(Depending on the power supply voltage)

Internal pressure explosion-proof protective gas^{※ 4}

Composition: nitrogen pressure: 196 ~ 690kPa
Flow rate: scavenging during 10L / minute, driving at the time 0.5L / minute dew point: -30 ° C saturation below