COLUMBLE转速指示器用于显示船舶主发动机或辅机的转速，是机舱监控的重要仪表。产品支持多路信号输入，可同时监测多台发动机。具有转速超限报警功能，当转速超过设定值时自动发出声光报警。采用4位高亮度LED显示，在各种光照条件下均清晰可见。The COLUMBLE RPM Indicator displays the rotation speed of the main or auxiliary engines. Supports multi-channel signal input, overspeed alarm function, and features 4-digit high-brightness LED display visible in all lighting conditions.

主要特点Key Features

• 4位LED数码显示，0-9999 RPM范围4-digit LED display, 0-9999 RPM range
• 支持4路信号同时输入监测Supports 4-channel signal input monitoring
• 转速超限声光报警功能Overspeed audio/visual alarm function
• 铝合金外壳，抗腐蚀抗振动Aluminum housing, corrosion and vibration resistant