KNM20S44

4x4 Monoblock Immersion Proof Keypad Flush/Raised KNM20S44, KNM30S44 FEATURES The Monobloc keypads are designed and manufactured to the highest quality standards. The robust rugged design makes them absolutely dust and water proof. The full stroke keys give an excellent tactile feedback. The patented magnetic retract mechanism ensures a long service life of the product. 4 x 4 Monobloc keypads are without electronics Monobloc keypads are available with embedded keys (KNM2) or with raised keys (KNM3). The key tops can be exchanged individually. In addition, different key marking sets are available. SPECIFICATIONS Mechanical Housing / Membrane Key Travel Actual Force Connections Electrical Supply Voltage Test Voltage Nom. Current (Ω load) Contact Rating Environment Application Class as per DIN 40040 Temperature Range Storage Temperature Protection Class (DIN) GSF -40ºC....+70ºC -40ºC....+70ºC IP 67 Max. 42 V= 2,000 V~= Max. 125 mA~= Max. 2 W Crastnie / Silicon Rubber 1.35 mm 2.2 N ± 0.4 N Soldering Pins Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085 4x4 Monoblock Immersion Proof Keypad Flush/Raised Dimensions Keys Without Connection Print Embedded Raised Keypad 4x4 HxWxD (mm) 89.5 x 89.5 x 18.5 91.6 x 91.6 x 23.8 Part Number Keypad Without Connection Print KNM20S44 KNM30S44 Key Type Configuration Connection Mode Embedded 4 x 4 Standard, without PCB Raised Soldering pins Product specifications contained herein may be changed without prior notice. It is therefore advisable to contact Purdy Electronics before proceeding with the design of equipment incorporating this product. Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085