(China (Mainland))
Product Summary
The MRA112 is a Half-Inch Diameter Process Sealed Rotary.
Parametrics
Absolute maximum ratings: (1)Contact Resistance: 10 milliohms maximum for MRA; 50 milliohms maximum for MRF & MRK; (2)Insulation Resistance: 100 megohms minimum @ 500V DC; (3)Dielectric Strength: 1,000V AC minimum for 1 minute minimum for MRA 500V AC minimum for 1 minute minimum for MRF & MRK; (4)Mechanical Life: 30,000 operations minimum; (5)Electrical Life: 10,000 operations minimum; (6)Range of Operating Torque: 0.02 ~ 0.07Nm for MRA; 0.005 ~ 0.02Nm for MRF & MRK; (7)Contact Timing: Nonshorting (break-before-make) MRA – self-cleaning, sliding contact; MRF & MRK – self-cleaning, rotary contactor disk; (8)Indexing: 30°.
Features
Features: (1)Positive detent mechanism for distinct feel and audible feedback; (2)Metal bushing and housing construction increases durability; (3)Adjustable stopper plate allows 2–12 position settings; (4)High contact reliability achieved by the self-cleaning contact mechanism; (5)Break-before-make contact timing with sliding contacts in MRA and rotary contactor disk in MRF and MRK models.
Diagrams
| Image | Part No | Mfg | Description |  |
Pricing (USD) |
Quantity | ||||||||||||
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 MRA112/208 |
NKK Switches |
Rotary Switches SP 12 POS SHAFT ACTR PC CONTN ROTATION |
Data Sheet |
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MRA112-BA |
NKK Switches |
Rotary Switches SP 11 POS SHAFT ACTR PC BLACK TIPPED KNOB |
Data Sheet |
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MRA112-BC |
NKK Switches |
Rotary Switches SP W/2-12 |
Data Sheet |
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MRA112-CB |
NKK Switches |
Rotary Switches Series MR .5 Dia , Logic Level |
Data Sheet |
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MRA112-RO |
NKK Switches |
Rotary Switches RTRY 1POL 12POS PC |
Data Sheet |
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MRA112-CC-RO |
NKK Switches |
Rotary Switches SP 2-12 POSITIONS 250mA RED KNOB PC |
Data Sheet |
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MRA112-CC |
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SW ROTARY SP RED TIP LG KNOB PC |
Data Sheet |
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MRA112-BB-RO |
NKK Switches |
Rotary Switches SP WHT TIP KNOB 2-12 |
Data Sheet |
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