MNI20N Incremental rotary encoder

Key Benefits at a Glance

Cost-effective, bearing-free rotary encoder for rotational speed measurement
Simple installation
Operating display verifies function
High degree of protection (IP67)
Robust and flexible magnetic rings

Product photo: Incremental rotary encoder MNI20N

Dimensions: Incremental rotary encoder MNI20N

Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Datasheet Function Classification Informative Literature Product Documentation Design / Simulation Approvals

Technical data of MNI20N

Magnetic, non Contact

Detection type		magnetic sampling
Pulse count		max. 5000
UL File Number		E223176 "For use in NFPA 79 Applications only" , if UL marking is marked on the product.

MTTF_d		1093 a
Diagnostic Coverage (DC)		0 %

LED green

Operating display

Operating voltage	U_B	10 ... 30 V DC 5 V DC for RS-422
No-load supply current	I₀	max. 55 mA

Output type		push-pull, incremental or RS-422, incremental
Voltage drop	U_d	< 2.5 V
Load current		max. per channel 30 mA , short-circuit protected (max. per channel 20 mA, conditionally short-circuit proof)
Output frequency		max. 800 kHz

Cable

∅4,7 mm, 4 x 2 x 0,128 mm²
connection with plug M12, 8-pin, L = 0.3 m

Degree of protection		DIN EN 60529, IP67
Climatic testing		DIN EN 60068-2-30
Emitted interference		EN IEC 61000-6-4:2019
Noise immunity		EN IEC 61000-6-2:2019
Shock resistance		DIN EN 60068-2-27, 200 g, 6 ms
Vibration resistance		DIN EN 60068-2-6, 40 g, 10 ... 2000 Hz

UL approval

cULus Listed, General Purpose, Class 2 Power Source, Type 1 enclosure , if UL marking is marked on the product.
adapters providing field wiring on request

Maximum permissible ambient temperature

max. 80 °C (max. 176 °F)

Operating temperature		-25 ... 85 °C (-13 ... 185 °F)
Storage temperature		-25 ... 85 °C (-13 ... 185 °F)

Material

Housing		PA
Cable		PUR
Magnetic ring		PA , Plastic-coated ferrite

Mass

approx. 190 g

Rotational speed

max. 20000 min ^-1

Dimensions

Width		22.4 mm
Length		32 mm

General Notes

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