ENA42HD-S***-SSI Absolute rotary encoder

Key Benefits at a Glance

Solid shaft
SSI interface
Up to 32 Bit multiturn
Free of wear magnetic sampling
High resolution and accuracy
Highly shock / vibration and soiling resistant
Sturdy construction
Increased shaft load capacity
Stainless steel housing
IP69K

Product photo: Absolute rotary encoder ENA42HD-S***-SSI

Dimensions: Absolute rotary encoder ENA42HD-S***-SSI

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 Product Documentation Design / Simulation Approvals Related Products

Technical data of ENA42HD-S***-SSI

Detection type		magnetic sampling
Device type		Absolute rotary encoder
Linearity error		≤ ± 0.1 °
UL File Number		E223176 "For use in NFPA 79 Applications only" , if UL marking is marked on the product.

MTTF_d		700 a at 40 °C
Mission Time (T_M)		20 a
L₁₀		10 E+8 revolutions
Diagnostic Coverage (DC)		0 %

Operating voltage	U_B	4.75 ... 30 V DC
Power consumption	P₀	≤ 1 W
Time delay before availability	t_v	< 450 ms
Output code		Gray code, binary code
Code course (counting direction)		adjustable

Interface type

SSI

Resolution

Single turn		up to 16 Bit
Multiturn		up to 16 Bit
Overall resolution		up to 32 Bit

Transfer rate

0.1 ... 2 MBit/s

Cycle time

< 100 µs

Standard conformity

RS 422

Input type

Selection of counting direction (cw/ccw)

Signal voltage

High		4.75 V ... U_B (cw descending)
Low		0 ... 2 V or unconnected (cw ascending)

Input current

< 6 mA

Switch-on delay

< 250 ms

Input type

zero-set (PRESET 1) with falling edge

Signal voltage

High		4.75 V ... U_B
Low		0 ... 2 V

Input current

< 6 mA

Signal duration

min. 1.1 s

Connector		M12 connector, 8-pin
Cable		∅7 mm, 6 x 2 x 0.14 mm², 1 m (cable length, see order code)

Degree of protection		DIN EN 60529 , IP66 / IP68 / IP69K
Climatic testing		DIN EN 60068-2-3, no moisture condensation
Emitted interference		EN 61000-6-4:2007
Noise immunity		EN 61000-6-2:2005
Shock resistance		DIN EN 60068-2-27, 300 g, 6 ms
Vibration resistance		DIN EN 60068-2-6, 30 g, 10 ... 1000 Hz

UL approval

cULus Listed, General Purpose, Class 2 Power Source , if UL marking is marked on the product.

Operating temperature		-40 ... 85 °C (-40 ... 185 °F)
Storage temperature		-40 ... 85 °C (-40 ... 185 °F)
Relative humidity		98 % , no moisture condensation

Material

Housing		stainless steel 1.4404 / AISI 316L
Flange		stainless steel 1.4404 / AISI 316L
Shaft		Stainless steel 1.4412 / AISI 440B

Mass

approx. 350 g

Rotational speed

max. 6000 min ^-1

Moment of inertia

30 gcm²

Starting torque

< 5 Ncm

Shaft load

Axial		270 N
Radial		270 N

General Notes

We value your privacy!

We and our partners are using technologies like cookies and process personal data like the IP-address or browser information in order to personalize the advertising that you see. This helps us to show you more relevant ads and improves your internet experience. We also use it in order to measure results or align our website content. Because we value your privacy, we are herewith asking for your permission to use these technologies. You can always change/withdraw your consent later by clicking on the settings button on the left lower corner of the page.

Categories	Description	Status
Functional	These cookies are necessary so that you can navigate through the pages and use essential functions (e.g. login).
Analytics	We use these cookies and scripts to measure the visits and clicks on our website in order to constantly improve it.
Marketing	These cookies and similar technologies are used to provide you with personalized and therefore relevant advertising content.