MRK112 NKK Switches, MRK112 Datasheet - Page 5

• Manufacturer Part Number: MRK112
• Description: SW ROTARY SP 2-12POS BK KNOB PC
• Manufacturer: NKK Switches
• Series: MRr

Specifications of MRK112

• Number Of Positions: 2 ~ 12
• Number Of Decks: 1
• Number Of Poles Per Deck: 1
• Circuit Per Deck: SP12T
• Contact Rating @ Voltage: 0.4VA @ 28VAC/DC
• Actuator Type: Flatted (3.17mm dia)
• Mounting Type: Panel, PCB Through Hole
• Termination Style: PC Pin
• Orientation: Vertical
• Angle Of Throw: 30°
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MRK112-RO; MRK112-RO

G
Series MR
G20
4
5
3
6
MRA • PC Terminals
MRF • PC Terminals
MRK • PC Terminals
2
A
Single Pole
7
MRA112
MRK112
MRA112
1
MRF403
8
12
9
11
10
.039
(1.0) Dia Typ
(3.0) Typ
.118
(9.5) Dia
.374
Keyway
(3.15) Dia
.124
Keyway
.122
(3.1) Dia
4
5
3
Double Pole
MRK devices are designed to be panel mounted. Installation without panel mounting will affect reliability.
6
(0.8)
2
.031
MRA206
A
1
1
(14.0) Dia
(16.0) Dia
.630
B
.551
2
6
3
5
.039
4
(1.0) Dia Typ
(3.0) Typ
.118
(9.5) Dia
.374
(2.28)
.090
(2.3)
.091
M6 P0.75
(4.2)
.165
TYPICAL SWITCH DIMENSIONS
M6 P0.75
1
(10.0)
2
.394
3
3
(10.0)
.394
C
.039
.323
Four Pole
MRA403
2
(8.2)
A
(1.0)
1
Cover
1
2
B
D
(5.5)
.217
3
www.nkk.com
3
2
(5.0)
.197
1
.039
(1.0) Dia Typ
FOOTPRINTS
(3.0) Typ
.118
(3.5)
.138
(10.1)
.398
(9.5) Dia
.374
(0.25) Typ
.010
(0.5) Typ
.020
(12.0) Dia
.472
(17.0)
.669
Half-Inch Diameter Process Sealed Rotaries
(3.5)
.138
(0.25) Typ
.010
(0.5) Typ
.020
4
(12.0) Dia
.472
5
.236
6
(6.0)
Single Pole
3
(10.0)
.394
MRK112
MRF112
2
1
7
A
1 Pole
(12.6) Dia
.496
(0.8) Dia Typ
.031
(0.8) Dia Typ
.031
8
9
12
11
10
(12.0) Dia
.472
(12.6) Dia
.496
1 Pole
1 Pole
(9.5) Dia
.374
A
4
5
(3.0) Dia
.118
6
Double Pole
3
MRK206
MRF206
2
B
1
A
2 Pole
(12.6) Dia
.496
1
(0.8) Dia Typ
.031
2
(12.6) Dia
.496
3
6
2 Pole
5
4
B
(12.0) Dia
.472
2 Pole
(9.5) Dia
.374
A A
B
(3.0) Dia
.118
1
C
2
3
3
Four Pole
MRK403
MRF403
(12.6) Dia
.496
2
(12.6) Dia
.496
1
B
4 Pole
A
4 Pole
4 Pole
(9.5) Dia
.374
B
1
D
(0.8) Dia Typ
.031
2
A A
3
B
3
2
D
1
C
(12.0) Dia
.472
(3.0) Dia
.118