INDUSTRIAL MONITORING INSTRUMENTATION DIVISION
The Models 691B41 & 691B42 Vibration Switch Boxes
M
M
o
o
d
d
e
e
l
l
6
6
9
9
1
1
B
B
4
4
1
1
S
S
w
w
i
i
t
t
c
c
h
h
B
B
o
o
x
x
M
M
o
o
d
d
e
e
l
l
6
6
9
9
1
1
B
B
4
4
2
2
S
S
w
w
i
i
t
t
c
c
h
h
B
B
o
o
x
x
Operating Guide with Enclosed Warranty Information
3425 Walden Avenue, Depew, New York 14043-2495
Phone (716) 684-0003
Fax (716) 684-3823
Toll Free Line 1-800-959-4IMI
SENSO
RS AN
D INS
TRUME
N
TATIO
N F
OR MAC
HINE
CON
DITION M
ONIT
ORIN
G
MANUAL NUMBER: 18420
MANUAL REVISION: NR
