C
C
h
h
a
a
p
p
t
t
e
e
r
r
3
3
:
:
3
3
4
4
1
1
1
1
O
O
p
p
e
e
r
r
a
a
t
t
i
i
n
n
g
g
P
P
r
r
o
o
c
c
e
e
d
d
u
u
r
r
e
e
s
s
This chapter covers the following topics and tasks:
Performing standard counts
Instructions for taking measurements
Setting target values
NOTE
For added safety, the source rods on the 3400 series
gauges automatically retract to the SAFE position
when picked up by the handle.