DBM-091 Display Unit
The DBM-091 is a 9-inch monochrome CRT display unit specially developed for legacy CNC machine tools and industrial control panels. It adopts classic CRT display technology with stable signal reception and clear screen output. Designed to match traditional CNC control systems, it features compact structure, strong vibration resistance and high operational reliability, serving as the human-machine display terminal for old-type machining equipment.
Description
Model Definition
DBM: Series code for industrial CRT display module091: 9-inch monochrome display with dedicated interface and circuit configuration
Technical Specifications
Electrical Parameters
Input power supply: 12 V DC ±10%Rated operating current: 1.8 AInput signal: TTL monochrome video signalSignal interface: 10-pin dedicated edge connectorPower dissipation: Approximately 22 WDisplay color: Monochrome (green/white background)
Mechanical & Environmental Parameters
Cooling method: Natural convection coolingProtection class: IP20 for front panel, IP10 for the whole unitOperating temperature: 0 °C to +45 °CStorage temperature: -20 °C to +80 °CMaximum installation altitude: 1000 m, 20% performance derating above 1000 mVibration resistance: 0.4 g (10–60 Hz)Dimensions (W×H×D): 240 mm × 190 mm × 260 mmWeight: Approximately 4.2 kg
Interface and Indicator Configuration
Power terminal: Dedicated power port for 12 V DC inputSignal interface: 10-pin connector for video signal transmissionStatus indicators: Power LED for operating status indicationAdjustment knobs: Built-in knobs for brightness and contrast tuning
Core Functions
Stable TTL video signal decoding to realize normal screen display of system data.Integrated drive circuit ensures long-term continuous operation in industrial environments.Adjustable brightness and contrast to adapt to different on-site lighting conditions.Anti-interference design to resist electromagnetic interference inside control cabinets.Rigid mechanical structure with excellent shock resistance for workshop application.Plug-and-play design for easy installation and replacement on original equipment.
Application Scenarios
Operation panel display for Yasnac, Hitachi Seiki and other legacy CNC systemsHuman-machine interface of old-type lathes, milling machines and machining centersRetrofit and replacement projects for original CRT display units of industrial machineryAuxiliary display terminal for traditional automation control cabinetsMatching display module for vintage servo and control system sets
Usage and Maintenance
Keep good ventilation around the unit and avoid direct heat radiation.Maintain ambient temperature below 45 °C to prevent component aging.Check power and signal wiring for firm connection before power-on.Adjust brightness and contrast properly to extend the service life of CRT tube.Clean dust on screen and shell every six months.Inspect internal circuit and signal connection status once a year for stable operation.
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