Mini Short Stroke Industrial Membrane keyboard with white color
  
 DESCRIPTION: 28 keys compact format IP65 dynamic membrane industrial keypad with industrial metal dome PCB electronics controller protected and shielded by stainless steel housing, industrial metal dome PCB with gold-on-gold metal dome key switch technology with short stroke 0.45mm with extremely good tactile feeling for reliable data input, surface mounted extremely flush with anti-microbial functionalities, the fonts printed on the film underneath will never fade, durable and scratch-proof polyester withstand to most chemicals and liquids under the harshest environments, ruggedized aluminum plate with sand blasting & oxygenation treatment, with top panel mounted solution.
 DIMENSIONS: 159.0mm x 104.0mm (top panel)

  
| MECHANICAL DATA | |
| Number of keys | 28 keys | 
| Key switch Technology | metal dome PCB with gold-on-gold metal dome key switch technology with short stroke keys | 
| Actuation Force | 3.5N±0.2N (press point) | 
| Key Travel | 0.45±0.05mm | 
| Mounting Type | Top panel mounting | 
| Colors | 2 (white, black) | 
| G.W. | 0.50KGs | 
| Switch life | more than 1 million of operations | 
| Key Dimensions (print area) | 14.0mm x 14.0mm | 
| ELECTRICAL DATA | |
| Supply Voltage | DC +5V±5% | 
| Current Rating | 30mA | 
| EMC Standard | EN 55032:2015 EN 55035:2017 | 
| Lifespan | > 5 years | 
| Interface | PS2, USB available | 
| OS | All Windows, Linux, Unix, Mac OSX, Vxworks, Android, (U-cos--To be confirmed). | 
| ENVIRONMENTAL ADAPTABILITY | |
| Operating temperature | -20℃ to +65℃ | 
| Storage temperature | -30℃ to +75℃ | 
| Saline mist | 96h, IEC60512-6 | 
| Damp heat test at +40℃ | 21 days, IEC 60512-6 | 
| Dry heat test at +85℃ | 10 days, IEC 60512-6 | 
| Humidity | 100% | 
| Atmospheric pressure | 60-106Kpa | 
| RELIABILITY | |
| RoHS , CE, FCC | |
| Protection Level | IP65 dynamic (front panel) | 
| Key Lifespan | >1 million actuations | 
| MTBF | >20000H | 
| MTTR | <30min | 
| APPLICATIONS | Industrial, marine, food and beverage, processing factory, medical and pharmaceutical, numerical control machine etc. |