K-TEK-B139KP-24

24 keys compact format IP65 dynamic vandal proof Stainless Steel industrial numeric keypad with industrial metal dome PCB electronics controller shielded & protected by stainless steel housing,    industrial metal dome PCB with gold-on-gold key switch technology with short stroke 0.45mm with excellent tactile feeling for stable and accurate data input, top stainless steel plate with threaded bolts under top stainless steel plate for top panel mounting solution.
Dimensions: 139.0mm x 98.0mm (top panel)MAIN FEATURE 
Stainless steel fascia and key-tops guard willful destruction, against corrosion, shock, dust, falling raining, splashing, hose-directed water and vandal resistant, operation under hostile environments. 
Internet friendly key layout, key-tops are sunk laser-etched in legends and characters via using high quality ink for easy readability, long life to prevent lettering rub-off. Or protrusive engraving available 
With firm tactile key feel, short travel switches, with unique double over-travel protection. 
Waterproof/dirt-proof execution according to degree of protection IP65, waterproof and dirt proof encapsulation with unique membrane. 
Easily mounting into enclosure or panel, and is provided with PS/2, connection output cables that plug directly into the host computer for normal keypad operations. 
OS:All Windows, Linux, Unix, Mac OSX, Vxworks, Android, (U-cos–To be confirmed)

COMMUNICATION PARAMETER
USB, PS2 or RS232 interface are available. 
24 actuator on the keypad: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, . , -, F1, F2, F3, F4, F5, F6 ,Backspace, Enter, ESC, Del, Pgup, Pgdn, 4 x 6 scanning code. Any keys can be re-defined per customers’ requirements. 

MECHANICAL DATA
Switch Contact Material: Gold-on-Gold key switch technology with metal dome PCB. 
Actuation Force: 2.0N (pressure point) 
Key Travel: 0.45mm 
Lettering: laser engraving, or raised letters. 
Front panel: brushed stainless steel 
Actuator/keys materials: stainless steel 
Dimensions: 139.0mm x 98.0mm 
G.W. 1.20KGs

ELECTRICAL DATA
Power supply voltage: 5V DC. 
Power Consumption: Under 300mW for operation, under 200mW for non-operation 
Electrical lifetime: > 5 years 
EMC Standard:  It is compliance with the council IEC 61000-4-2:2008；IEC 61000-4-3:2006+AI:2007+A2:2010；IEC 61000-4-4:2004
EMI: EN 55022: 2010
EMS: EN 55024:2010
Communication interface:PS2, USB or RS232 are all available.

ENVIRONMENTAL ADAPTABILITY
Operating temperature:-20°C to +60°C 
Storage temperature: -30°C to +70°C 
Operating RH: 30-90% 
Atmospheric pressure: 60-106Kpa.

RELIABILITY
RoHS Compliant, CE and FCC, ESD 
Protection Level: IP65(front panel) 
Vandal resistant IK10 
Key Lifespan >5 million actuations 
MTBF >50000H 
MTTR <30min