IFM KN5121 - Capacitive high-temperature sensor KNM30-HAFPKG

For use in plastics machines and crystallizers.
Easy adjustment to the empty and full state via pushbutton.
Level detection of granulates up to 250 °C.
LED display to check operation, switching status and function.
Resistant to electrostatic discharge

Electrical design	PNP
Output function	normally open / normally closed;(selectable)
Sensing range [mm]	sensing range programmable
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
Current consumption [mA]	34;(typical: 34 (24 V); maximum: 39 (30 V))
Protection class	III
Reverse polarity protection	yes
Measuring principle	capacitive

Outputs

Electrical design	PNP
Output function	normally open / normally 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
Short-circuit protection	yes
Type of short-circuit protection	pulsed
Overload protection	yes

Detection zone

Sensing range [mm]	sensing range programmable
Sensing range adjustable	yes

Operating conditions

Ambient temperature [°C]	-15...230
Note on ambient temperature	sensor: -15...230 °C briefly: ...250 °C (4 h) HF connection cable: -25...200 °C electronics: -25...70 °C
Protection	IP 67

Tests / approvals

EMC	EN 60947-5-2
MTTF [years]	347

Weight [g]	458.5
Housing	threaded type
Mounting	non-flush mountable
Dimensions [mm]	M30 x 1.5 / L = 116
Thread designation	M30 x 1.5
Materials	housing sensor: PPS; brass white bronze coated; housing electronic: PBT; PP; brass white bronze coated

Displays / operating elements

Display	switching status 2 x LED, yellow operation 1 x LED, green error 1 x LED, red

Accessories

Items supplied	lock nuts: 2

Pack quantity	1 pcs.

Electrical connection - HF connection cable

	Cable: 2 m

Electrical connection - plug

	Connector: 1 x M12; coding: A

ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — KN5121-01 — 13.04.2023 —