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• Self-holding circuit implemented with circuit processing that is not depending on external wiring.
• Switch between water supply and discharge with a DIP switch setting.
• Sensitivity adjustment of operating resistance from 10 k to 100 kΩ for application to a wide range of liquids.
• Prevents chattering of relay contacts that occurs with ripples.
• Easy wiring with ferrules.
• Use 2 × 2.5 mm2 solid wire or 2 × 1.5 mm2 ferrules.
• Applicable as a floatless switch.
(Unit: mm)
Conductive Level Controller
K8AK-LS
Specifications
| Operating voltage range | 85% to 110% of rated voltage |
|---|---|
| Installation environ-ment | Installation category II, pollution level 2 |
| Approved standards | EN 61010-1 |
| EMC | EN 61326-1 Industrial electromagnetic environment |
| Safety standards | UL 508 (Recognition), Korean Radio Waves Act (Act 10564), CSA: C22.2 No.14, CCC: GB/T 14048.5 |
| Insulation resistance | 20 MΩ min. Between all external terminals and the case Between all power supply terminals and all input terminals Between all power supply terminals and all output terminals Between all input terminals and all output termi-nals |
| Dielectric strength | 2,000 VAC for 1 min Between all external terminals and the case Between all power supply terminals and all input terminals Between all power supply terminals and all output terminals Between all input terminals and all output termi-nals |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1-μs/100-ns pulse width with 1-ns rise time |
| Vibration resistance | Frequency: 10 to 55 Hz, 0.35-mm single amplitude 10 sweeps of 5 min each in X,Y, and Z directions |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along 3 axes |
| Degree of protection |
Terminals: IP20 |