vandalproof and weatherproof 12 keys backlit metal keypad(B661)
Technical Parameters
main features
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1.frame and keys made of zinc alloy,highly vandal resistant |
2.dustproof,weatherproof,anti-explosion,hard to disassemble | |
3.double-sided board,metal dome circuit,reliabled contact | |
technical parameters
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1.life span ≥ 2 million |
2.elasticity of key: 2N-3N | |
3.traveling distance: 0.45mm | |
4.character of the key's surface:laser mark and a heavy painting | |
5.LED voltage:3V | |
environmental adaption
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1.operate temperature: -25~+65°c relative humidity:30-90%RH |
2.storage temperature: -40~+85°c relative humidity:20-95%RH | |
3.defend grade:IP65 | |
customer choice
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1.letters of the keys and layout can be made according to custome's requirements |
2.color of LEDs can be changed according to custome's requirements | |
3.other usage keypad is available besides using for telephone | |
4.access control,digital look system,cabinet security etc | |
package
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1.packing:60pcs/ctn |
2.carton demension: 370*330*120mm |