Yokogawa Single Channel Oxygen Analyzer System ZR22/ZR402 - Manual (Page 27)

IM 11M12A01-03E 2-8
2.2.2 ZH21B Dust Protector
This protector is designed to protect the probe output from dust agitation (i.e., to prevent
combustible materials from entering the probe cell where humidity measurements are
made) in a dusty environment.
᭹ Standard Specification
Insertion length: 0.428m
Flange:
JIS 5K 80 FF SUS304 or ANSI Class 150 4 FF SUS304 (However,
flange thickness is different)
Material: SUS 316(JIS), SUS 304(JIS) (flange)
Weight: Approximately 6kg (JIS), approximately 8.5kg (ANSI)
Mounting: Mounted on the probe or process flange with bolts and associated
nuts and washers.
T2.2E.EPS
ZH21B
JIS 5K 80 FF SUS304 (1)
ANSI Class 150 4B FF SUS304 (2)
Dust Protector (0 to 600 ЊC)
-040 0.428 m Insertion
length
Flange ( *1)
* The flange thickness varies.
Specify the probe ZR22G-040-ᮀ-K in code of (1)
ZR22G-040-ᮀ-C in code of (2)
Model Suffix code Option
code
Description
-J
-A
Style code *B Style B
Dust protector
428
F2.3E.EPS
Unit Ϻ mm
t
л B
C
Insertion hole
Ϻ
minimum л 80
JIS flange
л
72
л
76.3
D
Install facing upwards
л B
ANSI flange
Insertion hole
Ϻ
minimum л 80
C
л A
Size of each part of flange
Flange
JIS 5K 80 FF
SUS304
180
228.6
145
190.5
12
12
A B C t
ANSI Class
150 4B FF SUS304
40
50
D
four holes of
diameter 19
eight holes of
diameter 19
2.3E-1.EPS