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Capacitive high-temperature sensor

KNM30-HAFPKG

KN5121

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Your ifm team

  • 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
  • ce
  • eac
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Technische Details
Application
Media dry bulk material
Recommended media plastic granulates
Electrical data
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
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
Mechanical data
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
Accessories (supplied)
lock nuts: 2
Remarks
Pack quantity 1 pcs.
Electrical connection - HF connection cable
Cable: 2 m
Electrical connection - plug
normally open Connector: 1 x M12
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — KN5121-01 — 11.10.2007 —