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2.
Specifications
2.1 General Specifications
2.1.1
Standard Specifications
IM 11M12A01-02E
This chapter describes the specifications for the following:
ZR22G
General-use separate-type detector (See Section 2.2.1)
ZO21R-L
Probe protector (See Section 2.2.2)
ZR22G (0.15 m) High-temperature separate-type detector (See Section 2.3.1)
ZO21P-H
Adapter for High temperature probe (See Section 2.3.2)
ZR402G
Separate type converter (See Section 2.4)
ZA8F
Flow setting unit (See Section 2.5.1)
ZR40H
Automatic calibration unit (See Section 2.5.2)
ZO21S
Standard gas unit (See Section 2.6)
Measured Object: Oxygen concentration in combustion exhaust gas and mixed gas
(excluding inflammable gases, may not be applicable corrosive gas such as
ammonia is present check with YOKOGAWA)
Measurement System: Zirconia system
Oxygen concentration: 0.01 to 100 vol% O
Output Signal: 4 to 20 mA DC (maximum load resistance 550 )
Measurement Range: Any setting in the range of 0 to 5 through 0 to 100 vol% O
1 vol% O
), or partial range
2
Digital Communication (HART): 250 to 550 , depending on number of field devices
connected to the loop (multi-drop mode).
Note: HART is a registered trademark of the HART Communication Foundation.
Display Range: 0 to 100 vol% O
Warm-up Time: Approx. 20 min.
Repeatability: (Excluding the case where the reference air is by natural convection)
0.5% Maximum value of range setting. (range up to 0 to 25 vol% O
1% Maximum value of range setting.
(range from 0 to 25 vol% O
Linearity:
(Excluding standard gas tolerance)
(Excluding the case where the reference air flow is natural convection)
(Use oxygen of known concentration (in the measuring range) as the zero and
span calibration gas.)
1% Maximun value of range setting ; from 0 to 5 vol% O
vol% O
range
2
2
2
up to 0 to 100 vol% O
2
2. Specifications
(in
2
)
2
)
2
to 0 to 25
2
2-1
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