YOKOGAWA OX100, User Manual

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<2. Installation >
2-1
IM 11M10A01-01E
2. Installation
2.1 Names and Functions of Parts
2.1.1 Sensor
Housing
Sensor Assembly
Sensor Cable
Extension cable
Crimp-on terminals
Connector (can disconnect)
When replacing sensor,
replace sensor assembly as a whole
Caution: Sensor is HOT
Figure 2.1 Oxygen sensor
2.1.2 Instrument Body
Display panel
FAIL
%
4-20mA
ENT.
ppm
SET
MODE
1000ppm AIR
ALM
1000 ppm lamp (Cal. 2)
Lit in 1000 ppm O
2
calibration mode
4-20 mA lamp
Lit for range 0-1000 ppm O
2
and
4-20 mA output
PPM lamp
Lit when range is 0 to
1000 ppm O
2
“%” lamp
Lit when range is 0.1 to
25% O
2
FAIL lamp
Self diagnostic functions
detect if sensor is open
circuit
“AIR” lamp (Cal. 1)
Lit in one-point atmospheric
(20.6% O
2
) calibration mode
“SET” lamp (Setting)
Lit when setting Alarm setpoint
Main display window
7-segment LED, 4-digit display
showing oxygen concentration
Measured value is displayed
Flashes while entering setting
“ALM” lamp
Lit when oxygen concentration
exceeds limit
Figure 2.2 Display panel
4th Edition : Oct. 23, 2019-00