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