Specifications - YOKOGAWA ZX8D User Manual

2.

Specifications

Measuring system:
Measuring system:
Measuring range:
Measurable component:
Output signal:
Sensor output:
Temperature alarm output:
Flow rate:
NOTE :
Warm up time:
Ambient temperature:
Ambient humidity:
Use environment:
Mounting method:
Gas inlet/outlet:
Enclosure:
Indication:
Outer dimensions (H×W×D):
Mass:
Finish color:
Power supply
Rated voltage:
Rated frequency:
Power consumption:
Fluctuation of power supply voltage:
Repeatability:
Linearity:
Zero drift:
Span drift:
Response speed:
Zirconia solid electrolyte
Zirconia solid electrolyte
Minimum range 0 to 5 vol% O
vol% O
Oxygen in noncombustible gas or combustion exhaust gas
(sensor will be burned and error will appear if combustible gas is
mixed in sample gas)
4 to 20mA DC and 0 to 1V DC linear connected to infrared gas
analyzer or direct output from sensor of the ZX8D.
Logical output of zirconia sensor (with sensor temperature of 800°C)
E = 50.74 log 20.6
Contact output normally-closed contact,
Contact capacity: 220V AC, 1A (resistive load)
0.5±0.25 liter/minute (when connected with infrared gas analyzer)
The Zirconia system, due to its principle, may produce a measuring error due to relative concentration versus the
combustible O gas concentration. Also, a corrosive gas (SO
2
sensor.
Approx. 30 minutes
0 to +45°C
90% RH or less
Indoors
Indoor wall mounting
Rc1/4 or 1/4NPT
Steel casing
Temperature indication (LED)
141×170×190 mm
Approx. 3 kg
Munsell 5Y7/1
100 to 115 V AC or 200 to 240V AC
50 Hz/60 Hz
Max. 215 W. Approx. 65 W for ordinary use.
±0.5% FS (when connected with infrared gas analyzer)
Within ± 1% of full scale
Within ± 1% of full scale/week
Within ± 2% of full scale/week
Approx. 20 seconds for 90% response
(when connected with infrared gas analyzer)
2
, if used in combination with infrared gas analyzer
2
E: Logical output (mV)
– B
X
X: Measured gas concentration (%O
B: Blank voltage (mV)
of 250 ppm or more, etc.) may affect the life of the
2
230V AC ±10%
and maximum range of 0 to 25
IM 11G00E01-01EN 6th Edition : May. 21, 2018-00
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