IFM KN5121
IFM KN5121

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IFM

IFM KN5121 Capacitive Sensor

SKU: KN5121
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$725.34
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electronic  |  Capacitive high-temperature sensor

KN5121

KN5121 manufacturer technical specifications

Key Ratings at a Glance

Electrical design
PNP
Output function
normally open / closed; (selectable)
Sensing range[mm]
Programmable sensing range
Housing
Threaded type
Dimensions[mm]
M30 x 1.5 / L = 116
Media
dry bulk material
Recommended media
plastic granulates
Operating voltage[V]
10...30 DC

Electrical — Power & Input

Operating voltage[V] 10...30 DC
Current consumption[mA] 34; (typical: 34 (24 V); maximum: 39 (30 V))
Max. voltage drop switching output DC[V] 2.5
Max. voltage drop of function check output[V] 3.5
Max. current load for function check output[mA] 10
Permanent current rating of switching output DC[mA] 200
Power 1 x LED, green

Outputs & Signals

Output function normally open / closed; (selectable)
Max. voltage drop switching output DC[V] 2.5
Max. voltage drop of function check output[V] 3.5
Max. current load for function check output[mA] 10
Permanent current rating of switching output DC[mA] 200
Switching frequency DC[Hz] 10
Switching status 2 x LED, yellow

Features & Performance

Sensing range[mm] Programmable sensing range
Housing Threaded type
Protection class III
Reverse polarity protection yes
Switching frequency DC[Hz] 10
Short-circuit protection yes
Type of short-circuit protection yes (non-latching)
Overload protection yes

Mechanical & Environmental

Dimensions[mm] M30 x 1.5 / L = 116
Measuring principle capacitive
Ambient temperature[°C] -15...230
Weight[g] 443.45

Compliance, Approvals & Standards

Product approvals CE, UKCA, UL/cUL, RoHS
EMC EN 61000-6-x / EN 55011 (industrial environment)
Safety standard IEC/EN 61131 / 61800 / 60947 (product-specific)
KN5121 · manufacturer technical data · Reference listing

Frequently Asked Questions

Q: What is the warranty for KN5121?

Warranty: 12-month seller warranty provided by SHLY-PLC. See our Return Policy for coverage and claims.

Q: How fast can you ship KN5121?

A: Orders are processed within 2-4 business days after payment confirmation. Standard delivery 5–8 business days worldwide; express available (2–4 business days).

Q: Is KN5121 a compatible ifm replacement?

A: Sold by SHLY-PLC, an independent distributor. New surplus stock; condition and compatibility confirmed on request.

Standard International (tracked courier): delivered in 5–8 business days. In-stock items are processed within 2–4 business days. USD 25 flat rate on orders of $500 or less; free on orders over $500.

Express (DHL Express / FedEx International): upgraded expedited delivery in 2–4 business days. The Express surcharge is calculated at checkout based on destination and order weight.

Non-Stock / On-Order items ship on request: dispatch time is confirmed before your order — see our Shipping Policy. Remote-area and overweight surcharges, where applicable, are shown before checkout.

Every product is covered by a 12-month seller warranty provided by SHLY-PLC, effective from the date of delivery, against defects in materials and workmanship under normal use. Manufacturer or factory warranty service is not applicable, and extended warranty packages are not provided.

This warranty does not cover damage from misuse, improper installation, power surges, neglect, unauthorized repair, or normal wear and tear. See our Return Policy for warranty-claim instructions.
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