Posted in | Pressure Sensors

Incremental Rotary Encoder for Industrial Automation DSK5H Series SIL 3

The DSK5H Series SIL 3 Incremental Rotary Encoder DSK514-0250-001, SIL3/PLe, is a 58 mm blind shaft incremental functional safety encoder with multi-voltage output, 250 ppr, radial 23 connections, and a key with a flexmount for industrial applications.


Industrial automation; automated guided vehicles; mills for lumber, steel, and other metals; printing and packaging equipment; food processing equipment; forming and die presses.


  • Multiple shaft configurations: through hollow shaft: 9.52 mm to 14 mm. Other shaft configurations available (solid, blind, tapered)  
  • High-temperature performance –20 °C to +85 °C  
  • High protection level: IP65
  • 58 mm standard-size encoder
  • Wide choice of connection configurations
  • Usable up to SIL3 and Cat.4 / PLe according to IEC 61508 / EN ISO 13849
  • Suitable for safe motor feedback according to IEC 61800-5-2  
  • Robust and excellent resistance to shock and vibration
  • Power supply 5 Vdc or 11 - 30 Vdc
  • Digital TTL/RS422, HTL, or sine/cosine 1 Vpp output
  • Resolutions up to 2500 ppr



Table 1. Source: Sensata Technologies, Inc.

. .
Material Cover: Coated zinc alloy
Body: Aluminum
Shaft: AISI 303 stainless steel
Bearings 6803 series - sealed
Maximum Loads Axial: 20 N
Radial: 40 N
Shaft Inertia < 6,700 g.mm2
Static/Dynamic torque 10 / 85 mN.m
Permissible max. speed 9,000 RPM
Continuous max. speed 6,000 RPM
Theoretical mechanical lifetime L10(A) >24 X 109 turns / 100,000 hours
Encoder weight (approx.) 0.30 kg


(A)Continuous max. speed – ½ max. load – according to ISO 281: 1990, L10


Table 2. Source: Sensata Technologies, Inc.

Electronic Version Output signals Operating Voltage +V Supply current Current per channel pair Short circuit protected Reverse polarity protected PFD PFH MTTFd DC
2G2 Digital
5V +/-5%(C)
250 mA
100 mA with no load 40 mA Yes Yes 7.51E-05 8.58E-10 1331 HIGH
5G2 Digital
11-30 V(C)
250 mA
100 mA with no load 40 mA Not to +V 9.52E-05 1.09E-09 1050
5G5 Digital HTL 11-30 V(C)
250 mA
100 mA with no load 40 mA Yes 9.52E-05 1.09E-09 1050
2WT Sine Cosine 1 Vpp 5V +/-5%(C)
250 mA
70 mA with no load 10 mA Yes 4.29E-05 4.90E-10 2328
5WT Sine Cosine 1 Vpp 11-30 V(C)
250 mA
70 mA with no load 10 mA Not to +V 6.60E-05 7.53E-10 1515


(C) Device must be supplied by a Class 2 LPS or SELV/PELV limited energy source ≤60 V


Table 3. Source: Sensata Technologies, Inc.

. .
Protection (EN 60529) IP65
Salt Spray (EN 60068-2-11 part 2) 96h
Humidity (EN 60068-2-38) 93% @ 65 °C
Shock (EN 60068-2-27) ≤ 100 m.s-(6 ms, half sine)
Vibration (EN 60068-2-6) ≤100 m.s-2 (10…2000Hz)
Operating temperature -20 to 85 °C (encoder T°)
Storage temperature -20 to 85 °C 
EMC Immunity Test EN 61000-6-2, increased levels
EMC Emission Test EN 61000-6-4, increased levels
Isolation 1000 Veff
Functional safety IEC 61508
IEC 62061
ISO 13849-1
IEC 61800-5-2


Ordering Options

Table 4. Source: Sensata Technologies, Inc.

Family Shaft Voltage Output Channels Resolution Output Termination Output Orientation Cable Length Accessories*
DSK5H E3 = 9.52 mm
E4 = 12.7 mm
10 = 10 mm
12 = 12 mm
14 = 14 mm
2G2: 5 Vdc, TTL RS422
5G2: 11- 30 Vdc, TTL RS422
5G5: 11- 30 Vdc, HTL 2WT: 5 Vdc, Sine 1 Vpp (analog)
5WT: 11- 30 Vdc, Sine 1 Vpp (analog)
9: Digital electronics
B before A,  CW viewed from flange side
Z gated A&B

N: Analog electronics
C before S, CW viewed from flange side
Z ungated

Contact factory for other configurations
250, 256, 360, 500, 512, 1000, 1024, 1500, 2000, 2048, 2500 G6: M23 12 pins CW
G8: M23 12 pins CCW
GM: M12 8 pins
GP: PUR cable 12 wires
G3: PVC cable 8 wires
U3: PVC Cable 8 wires
GC: PUR cable 8 wires
R: Radial
A: Axial
xxx: Cable Length (ex.: 020 = 2 Meters)
Blank: No Cable
CS****: Key for positive lock
CSS3**: Key + 9445/063 stator coupling (for DSK5H 9.52 to 14mm)
CSBA**: Key + 9445/047 Tether arm

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