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K23-SSI/Rx/IU-C Signal Converter

Key Benefits at a Glance

  • Multifunction device with operating modes for incremental rotary encoders, SSI absolute rotary encoders, and rotary encoders with start/stop interface
  • 16 bit analog output, configurable for voltage or current operations
  • USB interface and RS232/RS485 interface for configuration and readout
  • Extremely short conversion times
  • User-definable, non-linear characteristic curve with 24 interpolation points
  • Auxiliary voltage output 5 V DC and 24 V DC for rotary encoder supply
  • Numerous connection options due to six control inputs and six control outputs

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Product photo: Signal Converter K23-SSI/Rx/IU-C
Dimensions: Signal Converter K23-SSI/Rx/IU-C
Product photo: Signal Converter K23-SSI/Rx/IU-C
Dimensions: Signal Converter K23-SSI/Rx/IU-C
Product Compliance: Europe – CE
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.

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DatasheetFunctionClassificationProduct DocumentationDesign / SimulationApprovalsSoftware

Technical data of K23-SSI/Rx/IU-C

SSI/analog signal converter
LED greenstatus display
FusingExternal: T 0.5 A
Reverse polarity protection
Operating voltageUB18 ... 30 V DC
Operating currentIBapprox. 50 mA (Unladen)
SupplyEncoder: 5 VDC/24 VDC
Max. 250 mA
Interface typeSerial RS-232, RS-485
Transfer rate9600, 19200, or 38400 baud
Connection ofClock, /Clock, Data, /Data
Interface typeSSI
Managing or managed operations
Frequency rangemax. 1 MHz
Load currentmax. 3 mA / Ri > 10 kΩ / 10 pF
Resolution10 bits … 32 bits
Data formatBinary code or gray code
Interface typeStart/Stop
RS422 input: 1 x (Start_Stop, /Start_Stop); 1x (ext. Init_In, ext. /Init_In)
RS422 output: 1 x (Init_Out, /Init_Out)
ResolutionDepends on the speed of the encoder wave guide
FrequencyInit pulse width: 1 s … 9 µs (adjustable)
Init pulse frequency: 62.5 ... 5000 Hz (adjustable)
Time measured via pulse frequencies: 48 MHz
Input typeIncremental
Input formatRS422, TTL, HTL differential, HTL PNP, or HTL NPN
ConnectionLanes: A, /A, B, /B
Input frequencyRS422: max. 1 MHz (RS422 differential signal > 0.5 V)
HTL differential: max. 500 kHz (HTL differential signal > 2 V)
TTL/HTL (PNP/NPN): max. 250 kHz
Load currentMax. 6 mA/Ri > 5 kΩ/10 pF
Input type6 x Control input
Input formatHTL, PNP (low: 0 V … 3 V, high: 9 V … 30 V)
Input frequencymax. 10 kHz
Load currentMax. 2 mA/Ri > 15 kΩ/470 pF
Number/TypeAnalog output
Configurable as Current or voltage output
Current0/4 mA … 20 mA (Max. load: 270 Ω)
Voltage-10 ... 10 V (Max. 2 mA)
Resolution16 bit
± 0.1 % at 0 °C … 45 °C
± 0.15 % at -20 °C … 0 °C und 45 °C … 60 °C
Response time< 1 ms
Output type6 x Control output
Output formatPNP
Output voltage5 V … 30 V (Depending on voltage at COM+)
Output rated operating currentmax. 200 mA
Response time< 1 ms
Electromagnetic compatibilityEN 61000-6-2, EN 61000-6-3, EN 61000-6-4, EN 61326-1
Operating temperature-20 ... 60 °C (-4 ... 140 °F) (noncondensing)
Storage temperature-25 ... 75 °C (-13 ... 167 °F) (noncondensing)
Degree of protectionIP20
Connectionscrew terminals , Max. core cross section: 1.5 mm2 / AWG 16
Material
Housingplastic
Installationon 35 mm DIN mounting rail acc. to EN 60715:2001
Massapprox. 100 g
Dimensions(W x H x D) 23 mm x 102 mm x 102 mm
General Notes
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