MAS-14 Rotary Micro Encoders

MTL Encoders

Outer Diameter φ21mm, Absolute

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MTL MAS-14 Micro Rotary Incremental Encoders

MTL presents the MAS-14 series rotary encoders. They all based on space-saving design
and available in many types from ultra-small types to high-resolution products…


Supply voltageDC 5V ±5%
Current consumption100mA or less(under no load)
Resolution32,768(15bit), 65,536(16bit),
131,072(17bit), 262,144(18bit)
Allowable rotation6000r/min
Allowable load of shaft(electrical)Radial0.98N(100gf)
Working temperature/ humidity-10℃~70℃/RH35%~90% no dewing
Storage temperature-20℃~80℃
Vibration resistanceDurability 55Hz, double amplitude 1.5mm 2 hours each in X, Y, and Z directions
Impact resistanceDurability 500m/s(2 about 50G) 3 times each in X, Y, and Z directions
CableOutside diameter φ3 6-core vinyl wire Insulated shield cable AWG28(length 1m)
Mass30g(excluding cable)


Decoder Specifications
Supply voltageDC5V ±5%
Current consumption60mA or less(160mA or less including encoder)
Parallel data update cycle60μS(16.7kHz)
Output circuitNPN open collector output(when using parallel output
Output capacitySink current 20mA or less Load voltage 350V or less Residual voltage 0.4V or less
LogicNegative logic(H=0, L = 1)
ConnectionPower supply and parallel signal output by P=2.54 header pins(see diagram below)

Micro Encoder Selection Table

For other products please check product selection table: Rotary Encoders

MAS-14 Series


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