Serviceline Industrial Sensors
Serviceline Explosion Protection

Heavy-duty incremental encoder ENI11HD-H

  • Up to 2500 ppr
  • Variable hollow shaft up to ∅28 mm
  • Highly shock and vibration resistant
  • Degree of protection IP66 / IP67 / IP69K
  • Protected against shaft currents
  • Variable connection by means of rotating terminal box with plug-in terminals
  • High bearing loads

Please 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, also apply to Pepperl+Fuchs AG.

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of  ENI11HD-H

General specifications
Detection typephotoelectric sampling
Pulse countmax. 2500
Functional safety related parameters
MTTFd140 a
Mission Time (TM)20 a
L1050 E+9 at 1750 rpm
Diagnostic Coverage (DC)0 %
Electrical specifications
Operating voltage10 ... 30 V DC or 5 V DC ± 5 % (see "Output circuit" in the ordering information)
No-load supply currentmax. 70 mA
Output typepush-pull, incremental or RS 422, incremental
(see "Output circuit" in the ordering information)
Voltage drop< 2.5 V (push-pull, incremental)
Load currentmax. per channel 40 mA , short-circuit protected, reverse polarity protected (push-pull, incremental)
max. per channel 20 mA , short-circuit protected, reverse polarity protected (RS 422, incremental)
Output frequencymax. 200 kHz
Rise time600 ns
De-energized delay600 ns
ConnectorM23 connector, 12-pin , clockwise rotation
M23 connector, 12-pin , counter clockwise rotation
Cable∅6.5 mm, 4 x 2 x 0.14 mm2
Terminal compartmentCable duct for cable diameter ∅4 mm ... 13 mm
Standard conformity
Degree of protectionDIN EN 60529, IP66, IP67 or IP69K
Climatic testingDIN EN 60068-2-78 , no moisture condensation
Emitted interferenceEN 61000-6-4:2007
Noise immunityEN 61000-6-2:2005
Shock resistanceDIN EN 60068-2-27, 200 g, 6 ms
Vibration resistanceDIN EN 60068-2-6, 20 g, 10 ... 2000 Hz
Ambient conditions
Operating temperature-40 ... 80 °C (-40 ... 176 °F) fixed cable
Storage temperature-40 ... 80 °C (-40 ... 176 °F)
Mechanical specifications
Housing3.2315 aluminum
Flange3.2315 aluminum
ShaftStainless steel 1.4305 / AISI 303
Massapprox. 2200 g
Rotational speedmax. 3000 min -1
Starting torque≤ 10 Ncm
Shaft load
Axial≤ 300 N
Radial≤ 400 N
Angle offset1 °
Axial offsetmax. 1 mm

Documents: ENI11HD-H

ManualsLanguageFile TypeFile Size
Handbuch ENI11HDGERPDF2362 KB
Instruction leaflets
Instruction leaflet / Beipackzettel ALLPDF1122 KB
Product information
Product information - Heavy-Duty Incremental rotary encoder - ENI11HDENGPDF717 KB
Produktinformation - Heavy-Duty-Inkremental Drehgeber - ENI11HDGERPDF727 KB

Approvals+Certificates: ENI11HD-H

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-0893APDF70 KB

Associated Products: ENI11HD-H

Female connector, Socket, Straight, 12-pin, Right-rotatingfa
Female connector, Socket, Straight, 12-pin, Left-rotatingfa
swivel arm, 70 mmfa
swivel arm, 120 mmfa
Grounding kit for ENI11HD rotary encoderfa
Gasket set for cable ductsfa
Support plate 70 mm, straight for ENI11 HDfa
Support plate 120 mm, straight for ENI11 HDfa
Torque rest 120 mm, angled for ENI11HD rotary encoderfa