Instruction Manual

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.
d 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.
8
h
h
Dust protector
428
F2.3E.EPS
Unit ; mm
t
[B
C
Insertion hole ; minimum[80
JIS flange
[
72
[
76.3
D
Install facing upwards
[B
ANSI flange
Insertion hole ; minimum[80
C
[ A
Size of each part of flange