MES-3PST Rotary Micro Encoders

MTL Encoders

Outer Diameter φ6mm, Incremental , Square Wave Output

MTL MES-3PST Micro Rotary Incremental Encoders

MTL presents the MES-3PST series rotary encoders. They all based on space-saving design
and available in many types from ultra-small types to high-resolution products…

Supply voltageDC3.2±0.1V
Current consumption20mA or less
Detection systemIncremental
 OutputOutput pulse number(Standard)

〔Pulse number/rotation〕

1024 pulse/rotation(64 pulses/rotation multiplied ×16 electrically)
Output phaseA, B, Z phase
Output formSquare wave, Voltage(C-MOS)output

Output capacity


CMOS output: Output current IOL=+8mA, IOH=-2mA Output voltage: VOL≦0.3V(when IOL=+1mA)

VOH≧Vcc-0.3V(when IOH =-1mA Output withstand voltage:3.3V or less

power supply voltage or less)

Maximum response frequency

(response pulse number)

Output phase differencePhase difference between neighboring A/B phases: T/4 ± T/8
Waveform ratio of 1T: T ± 0.35T
Z phase width: 1T(Synchronized with 1T of B phase)
Waveform rise/fall time2μs or less
(When 150mm flexible cable extended using 300mm AWG30 cable)
Allowable load of shaft


Maximum allowable revolutions


Working ambient temperature/ humidity0℃~60℃ RH35%~90% no dewing
Storing ambient temperature-20°C~80°C
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
CableFlexible cable: Length approx. 150mm
Mass5g(including flexible cable)

Check pdf for all details: 

MTL MES-3PST Series Rotary Encoders 


MTL Micro Encoder Selection Guide

For other products please check product selection table: Rotary Encoders


MTL MES-3PST Series Rotary Encoders


Based on 0 reviews

0.0 overall

Be the first to review “MES-3PST Rotary Micro Encoders”

There are no reviews yet.

Select your currency
USDUnited States (US) dollar
EUR Euro