MRX204-BF NKK Switches, MRX204-BF Datasheet - Page 4

• Manufacturer Part Number: MRX204-BF
• Description: Rotary Switches DP W/ 2-4 POS SMALL KNOB GRN
• Manufacturer: NKK Switches
• Type: Miniature Power Level Rotariesr

Specifications of MRX204-BF

• Number Of Positions: 2 to 4
• Number Of Poles Per Deck: 1
• Number Of Decks: 1
• Index Angle: 45 deg
• Contact Style: Non Shorting
• Contact Form: DP
• Mounting Type: Panel
• Color: Black, Green
• Contact Material: Copper
• Contact Plating: Silver
• Dielectric Strength: 1000 VoltsAC
• Voltage Rating: 125 VoltsAC, 30 VoltsDC
• Current Rating: 2 Amps at 125 VoltsAC, 1 Amp at 30 VoltsDC
• Actuator: Shaft Actuated, with Knob
• Cap Color: Black, Green
• Contact Rating: 2 Amps at 125 VoltsAC, 1 Amp at 30 VoltsDC
• Termination Style: PC Turrent
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Miniature Power Level Rotaries
DPDT
Pole
positions allowed for that model. Prior to installation, the desired position
setting should be made. Contact factory for continuous rotation.
1. Using the actuator knob, turn the shaft counterclockwise to the extreme left.
2. Remove the knob from the shaft and loosen the nut far enough to allow
3. Note the position numbers on the side of the switch; these correspond to
4. Tighten the nub (beveled side up) firmly against the stopper plate.
DP
SP
4P
(3.15) Dia
Keyway
.124
Each switch is supplied with the stopper set for the maximum number of
If the shaft is not turned to this extreme position where the white line on the
knob points to the number 1 position shown on the side of the switch,
proper setting cannot be achieved.
raising the stopper plate for resetting to the desired position.
the terminal numbers and stopper holes. Insert the stopper in the hole
numbered for the maximum desired number of stop settings. Satisfactory
switch functioning cannot be assured if the stopper plate is not properly
positioned.
MRY106G
MRX108
MRY106
MRX204
MRX402
MRT22
MRT23
Model
(2.3)
.091
Number of Positions
POSITION SETTING FOR MRX & MRY MODELS
(20.0)
M6 P0.75
2 - 8
2 - 6
2 - 4
.787
2
3
2
.039
(1.0)
TYPICAL SWITCH DIMENSIONS
(5.6)
.220
2, 3, 4, 5, 6, 7, 8
Stopper Settings
ON-NONE-ON
Single, Double & Four Pole
(17.3)
ON-OFF-ON
.681
2, 3, 4, 5, 6
POLES & CIRCUITS
2, 3, 4
1 & 2
(5.0)
.197
(10.0)
.394
www.nkk.com
(0.9) Typ
.035
.031
(0.8) Typ
Number of Terminals
2-3
5-6
1 COM, 8 LOAD
1 COM, 6 LOAD
2 COM, 8 LOAD
4 COM, 8 LOAD
2 - 3
5 - 6
OPEN
OPEN
COM
COM
5
1
1
1
2 - 1
5 - 4
1
2-1
5-4
8
Packaged Loose with Each Switch
MRX
AT513M Hex Face Nut
AT507M Locking Ring
(14.0) Dia
Mounting Hardware
Factory Assembled:
.551
M RX • PC-Turret Terminals
AT509 Lockwasher
COM
1
1
1
Stopper Plate
.059
(1.5) Typ
A
1
Hex Nut
Series MR
2
1 2 3 4 5 6 7 8
1 2 3 4 1
(4.0) Dia
.157
1 2 3 4 5 6
1
A
2
Schematics
(0.5) Typ
.020
B
3
(COM)
A
A
2
1
4
MRY
C
2 3 4
B
5
2
MRX108
1
1
D
6
2
G25
G