Knob Operating Type Potentiometer
Without Knob Type
RK08H
Series
Dimensions Vertical Type）
（
No.
Photo
Single-shaft, single-unit
RK08H1110
Single-shaft, dual-unit
RK08H1210
1
2.2
45û
Unit:mm
Style
1
3.2
0.3
¿2.5
8.5
Rotary
Potentiometers
4.7
9
1.
¿8.8
M1.4
G
0.3depth 3.2
Shaft shown in full CCW position
2
C0.15
3.2
1
0.8
9.4
Mounting surface
7.9
R4
.4
Slide
Potentiometers
0.3
C0
.15
1.9
1
1.5
Shaft shown
in full CCW position
¿8.8
4.7
Single-shaft, single-unit
RK08H1110
8.5
¿2.5
45
ﾟ
4.5
3.2
1.5
2
（
¿1.2
）
hole
3.2
R4
7.9
Mounting
surface
.4
3.4
3
Metal
Shaft
Insulated
Shaft
Knob
Operating
9.4
0.8
PC Board Mounting Hole Details
Single-shaft, single-unit
Dummy
90˚
Y
3
3-ø1 holes
Unit:mm
Single-shaft, dual-unit
90˚
Y
3
R4.7
Single-shaft, dual-unit
（
Resistance taper 15 C
）
3-ø1 holes
90˚
Y
1
3
1
1.2
X
3
3-ø1 holes
1
1
1.2
X
1.2
Viewed from
mounting side
Y
9
1.5
2
1.5
2
X
R4.7
1
1.2
R4.7
3
X
2
1.2
Viewed from
mounting side
Y
9
1.5
X
X
2
Viewed from
mounting side
1.2
Y
9
2
Dimensions Back-to-back Mounting Type）
（
No.
Photo
Single-shaft, single-unit
RK08H1120
Single-shaft, dual-unit
RK08H1220
45˚
Unit:mm
Style
1
4.4
0.3
3.2
8.5
ø2.5
9
1.
C0. 5
1
ø8.8
1.5
1
3
R4
3.2
7.9
2.3
M1.4
G
0.3depth 3.2
Shaft shown in full CCW position
8.5
0.8
2
.4
Mounting surface
PC Board Mounting Hole Details
Single-shaft, single-unit Back-to-back mounting type
）
（
Dummy
90˚
Y
3
1.2
1
X
1.5
2
0.6
Viewed from
shaft side
Y
8
3-ø1 holes
90˚
Y
3-ø1 holes
Unit:mm
Single-shaft, dual-unit Back-to-back mounting type
）
（
R4.4
R4.4
X
X
0.6
Viewed from
shaft side
3
3
1
1
1.2
X
Y
8
1.5
ø4.5 hole
2
2
ø4.5 hole
Note
Keep the DUMMY terminal open in the circuit.
391
ALPS [ ALPS ELECTRIC CO.,LTD. ]
