Pepperl Fuchs

Pepperl Fuchs K23-SSI/USB/25B-C

Signal Converter

MPN: K23-SSI/USB/25B-C
Category: Signal Converters

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What is the Pepperl Fuchs K23-SSI/USB/25B-C?

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

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

Specifications

Functional safety related parameters

Order code (Pepperl+Fuchs part number)	70132674
MTBF	56.4 a (continuous operation at 60°C)
Lifecycle	Active (current Pepperl+Fuchs product)

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/Stop RS422 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) (non-condensing)
Storage temperature	-25 ... 75 °C (-13 ... 167 °F) (non-condensing)

Mechanical specifications

Degree of protection	IP20
Connection	screw terminals 1.5 mm², AWG 16 25-pin Sub-D socket
Material: Housing	plastic
Installation	on 35 mm DIN mounting rail acc. to EN 60715:2001
Mass	approx. 100 g
Dimensions: Height	102 mm
Dimensions: Width	23 mm
Dimensions: Depth	102 mm

Downloads & documentation

Official documents from Pepperl Fuchs, downloaded directly from the manufacturer.

Data sheets & manuals

CAD & dimension drawings

3-D model (STEP) K23-SSI/USB/25B-CSTP · 793 kB

Certificates (1)

EU Declaration of Conformity (Pepperl+Fuchs)PDF · 116 kB

K23-SSI/USB/25B-C: frequently asked questions

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.