Headquarters: SIKO GmbH Weihermattenweg 2 79256 Buchenbach Germany Phone+49 7661 394-0

Extension Board IK1R

system components for rotary encoders WV58MR and WH58MR

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The PURE.MOBILE extension board IK1R is a redundant safety single-axis inclination sensor, which has been specially developed for use in mobile machines. It can be used in safety-critical applications – up to performance level PLd. PURE.MOBILE extension board s can easily expand the range of functions of the desired rotary encoder. In addition to its known functions such as position and speed measurement, the rotary encoder is enhanced by additional useful functions.

Profile IK1R:

  • redundant single-axis inclination sensor 0 ... 360°
  • MEMS capacitive measurement principle
  • Suitable for applications up to Performance Level PLd
  • temperature-compensated from  -40 … 85° C
  • simple function enhancement
PURE.MOBILE CANopen CANopen Safety Functional Safety PLd E1

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Technical data

Electrical data
FeatureTechnical dataAdditional information
Temperature drift≤0.02 °/K
typical 0.008 °/K
Interfaceaccording to ISO 11898-1/2, not electrically isolated CANopen, CiA 301, CiA 305, CiA 410
according to ISO 11898-1/2, not electrically isolated CANopen Safety, CiA 301, CiA 305, CiA 410, EN 50325-5
Address1 … 127 node ID, via SDO or Layer Setting Service (LSS)
Baud rate20 kbit/s
50 kbit/s
125 kbit/s
250 kbit/s
500 kbit/s
800 kbit/s
1 Mbit/s
Cut-off frequency0.1 … 20 Hz freely parameterizable
Parameteraccording to CiA 301, CiA 305, CiA 410, EN 50325-5 CANopen Safety
according to CiA 301, CiA 305, CiA 410 CANopen
System data
FeatureTechnical dataAdditional information
ScanningMEMS
Resolution0.01°
System accuracy±0.2° at 20° C
±0.8° over the entire temperature and max. measuring ranges
Measuring range0 … 360° 1 axis, parameterizable
±180° 1 axis, freely parameterizable
Characteristics of functional safety
FeatureTechnical dataAdditional information
MTTFd570 year(s) at 60° C per channel
PFHd201 FIT at 60° C according to DIN/EN 61508 Part 6, Ed. 2, 1 FIT = 1.0 E-09 1/h
DCavg74 % at 60° C according to ISO 13849-1, Appendix E.2
Ambient conditions
FeatureTechnical dataAdditional information
Relative humidity95 % condensation not permitted

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