Pepperl Fuchs K23-SSI/USB/25B-C
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Quick facts
| Availability | Confirmed on request |
| Category | Signal Converters |
| Lifecycle | active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can K23-SSI/USB/25B-C be shipped?
K23-SSI/USB/25B-C is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up K23-SSI/USB/25B-C in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for K23-SSI/USB/25B-C and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for K23-SSI/USB/25B-C, subject to availability and destination.
Signal Converter. Multifunction device with operating modes for incremental rotary encoders, SSI absolute rotary encoders, and rotary encoders with start/stop interface, USB interface for configuring and reading, 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, Operating voltage: 10 ... 30 V DC, Input type: Incremental, Input format: RS422, TTL, HTL differential, HTL PNP, or HTL NPN. MTBF: 56.4 a (continuous operation at 60°C). LED green: status display. Fusing: External: T 0.5 A Reverse polarity protection. Operating voltage: 10 ... 30 V DC. Operating current: approx. 30 mA (Unladen). Supply: Rotary encoder: 5 V DC and 24 V DC (approx. 1 V less than UB) Max. 250 mA. Interface type: USB mini socket type B. Transfer rate: 115,200 baud. Flow control: 8none1. Connection of: Clock, /Clock, Data, /Data. Interface type: SSI Managing or managed operations. Frequency range: max. 1 MHz. Load current: max. 3 mA / Ri > 10 kΩ / 10 pF. Resolution: 10 bits … 32 bits. Data format: Binary code or gray code. Interface type: Start/StopRS422 input: 1 x (Start_Stop, /Start_Stop); 1x (ext. Init_In, ext. /Init_In)RS422 output: 1 x (Init_Out, /Init_Out). Resolution: Depends on the speed of the encoder wave guide. Frequency: Init pulse width: 1 s … 9 µs (adjustable)Init pulse frequency: 62.5 ... 5000 Hz (adjustable) Time measured via pulse frequencies: 48 MHz. Input type: Incremental. Input format: RS422, TTL, HTL differential, HTL PNP, or HTL NPN. Connection: Lanes: A, /A, B, /B. Input frequency: RS422: 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 current: Max. 6 mA/Ri > 5 kΩ/10 pF. Input type: 3 x Control input. Input format: HTL, PNP (low: 0 V … 3 V, high: 9 V … 30 V). Input frequency: max. 10 kHz. Load current: Max. 2 mA/Ri > 15 kΩ/470 pF. Number/Type: Parallel. Signal: Push/pull. Output current: Gray-Code, Binary-Code, BCD-Code. Resolution: 25 bit. Contact loading: max. 35 V on COM+ (Short-circuit resistance up to 27 V) max. 20 kA at 24 V (Ri = 600 Ω). Sampling time: 0.001 s … 9.999 s (adjustable). Operating temperature: -20 ... 60 °C (-4 ... 140 °F) (noncondensing). Storage temperature: -25 ... 75 °C (-13 ... 167 °F) (noncondensing). Degree of protection: IP20. Connection: screw terminals 1.5 mm², AWG 16 25-pin Sub-D socket. Material: . Housingplastic: . Housing: plastic. Installation: on 35 mm DIN mounting rail acc. to EN 60715:2001. Mass: approx. 100 g. Dimensions: . Height102 mmWidth23 mmDepth102 mm: . Height: 102 mm. Width: 23 mm. Depth: 102 mm
Specifications
Functional safety related parameters
| MTBF | 56.4 a (continuous operation at 60°C) |
Indicators/operating means
| LED green | status display |
Electrical specifications
| Fusing | External: T 0.5 A Reverse polarity protection |
| Operating voltage | 10 ... 30 V DC UB |
| Operating current | approx. 30 mA (Unladen) IB |
| Supply | Rotary encoder: 5 V DC and 24 V DC (approx. 1 V less than UB) Max. 250 mA |
Interface 1
| Interface type | USB mini socket type B |
| Transfer rate | 115,200 baud |
| Flow control | 8none1 |
Interface 2
| Connection of | Clock, /Clock, Data, /Data |
| Interface type | SSI Managing or managed operations |
| Frequency range | max. 1 MHz |
| Load current | max. 3 mA / Ri > 10 kΩ / 10 pF |
| Resolution | 10 bits … 32 bits |
| Data format | Binary code or gray code |
Interface 3
| Interface type | Start/StopRS422 input: 1 x (Start_Stop, /Start_Stop); 1x (ext. Init_In, ext. /Init_In)RS422 output: 1 x (Init_Out, /Init_Out) |
| Resolution | Depends on the speed of the encoder wave guide |
| Frequency | Init pulse width: 1 s … 9 µs (adjustable)Init pulse frequency: 62.5 ... 5000 Hz (adjustable) Time measured via pulse frequencies: 48 MHz |
Input 1
| Input type | Incremental |
| Input format | RS422, TTL, HTL differential, HTL PNP, or HTL NPN |
| Connection | Lanes: A, /A, B, /B |
| Input frequency | RS422: 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 current | Max. 6 mA/Ri > 5 kΩ/10 pF |
Input 2
| Input type | 3 x Control input |
| Input format | HTL, PNP (low: 0 V … 3 V, high: 9 V … 30 V) |
| Input frequency | max. 10 kHz |
| Load current | Max. 2 mA/Ri > 15 kΩ/470 pF |
Output
| Number/Type | Parallel |
| Signal | Push/pull |
| Output current | Gray-Code, Binary-Code, BCD-Code |
| Resolution | 25 bit |
| Contact loading | max. 35 V on COM+ (Short-circuit resistance up to 27 V) max. 20 kA at 24 V (Ri = 600 Ω) |
| Sampling time | 0.001 s … 9.999 s (adjustable) |
Ambient conditions
| Operating temperature | -20 ... 60 °C (-4 ... 140 °F) (noncondensing) |
| Storage temperature | -25 ... 75 °C (-13 ... 167 °F) (noncondensing) |
Mechanical specifications
| Degree of protection | IP20 |
| Connection | screw terminals 1.5 mm², AWG 16 25-pin Sub-D socket |
| Material | |
| Housingplastic | Housing |
| Housing | plastic |
| Installation | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Mass | approx. 100 g |
| Dimensions | |
| Height102 mmWidth23 mmDepth102 mm | Height |
| Height | 102 mm |
| Width | 23 mm |
| Depth | 102 mm |
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