Bachmann OT115/R Operator Terminal OT100 Series

Bachmann OT115/R Operator Terminal - OT100 Series

The Bachmann OT115/R is a compact, ruggedized operator terminal from the OT100 series, engineered for reliable human-machine interface (HMI) applications in industrial automation environments. Featuring a 4.2-inch STN Bluemode display with LED backlight, this terminal delivers clear visualization and intuitive control for machine operators in space-constrained installations.

Core Technical Specifications

• Model Number: OT115/R
• Display Type: 4.2" STN (Super Twisted Nematic) Bluemode LCD
• Backlight Technology: LED (Long-life, low-power consumption)
• Processor Speed: 72 MHz embedded controller
• Memory (RAM): 64 KB for application data and graphics
• Display Resolution: Optimized for industrial readability
• Operating Temperature: 0°C to +50°C (32°F to 122°F)
• Storage Temperature: -20°C to +70°C (-4°F to 158°F)
• Protection Rating: IP65 front panel (dust-tight and water-resistant)
• Power Supply: 24V DC nominal (typical industrial voltage)

Display & Interface Advantages

The OT115/R's STN Bluemode display technology offers distinct operational benefits:

• Wide Viewing Angle: STN technology provides superior readability from multiple operator positions, critical for shared workstations
• LED Backlight Longevity: 50,000+ hour MTBF reduces maintenance frequency and replacement costs compared to CCFL backlights
• Low Power Consumption: LED backlight draws minimal current, reducing heat generation in enclosed panels
• High Contrast Ratio: Bluemode enhancement delivers crisp text and graphics even in bright ambient lighting
• Sunlight Readability: Suitable for installations near windows or outdoor enclosures with natural light exposure

Processor & Memory Architecture

The 72 MHz processor and 64 KB RAM configuration is optimized for responsive HMI performance:

• Fast Screen Updates: Processor speed ensures smooth transitions between display screens without lag
• Real-Time Response: Minimal latency between operator input and system feedback enhances control precision
• Multi-Screen Applications: 64 KB RAM supports multiple display pages with graphics, text, and dynamic data
• Alarm Management: Sufficient memory for alarm buffering and historical event logging
• Recipe Storage: Store multiple production recipes or parameter sets for quick changeover

Industrial Application Scenarios

The OT115/R excels in diverse automation environments:

• Packaging Machinery: Compact footprint ideal for filling machines, labelers, and cartoners where panel space is limited
• Material Handling Systems: Monitor conveyor status, control sortation logic, and display throughput metrics
• Process Control Panels: Interface for batch reactors, mixing systems, and temperature control loops in chemical processing
• Building Automation: HVAC control, lighting management, and access control system interfaces
• Water Treatment Plants: Pump control, valve positioning, and flow monitoring in municipal and industrial facilities
• Food & Beverage Production: Recipe selection, CIP cycle control, and production line monitoring in sanitary environments

System Integration & Connectivity

The OT115/R integrates seamlessly with Bachmann automation ecosystems:

• Bachmann PLC Compatibility: Native communication with M1 and MX series programmable controllers
• Protocol Support: Modbus RTU/TCP, CANopen, and proprietary Bachmann protocols
• Configuration Software: Program using Bachmann's OT Configurator for rapid screen development
• Tag Database: Direct access to PLC tags eliminates manual address mapping
• Third-Party Integration: Connect to non-Bachmann controllers via standard industrial protocols

Mechanical Design & Installation

Engineered for industrial durability and ease of installation:

• Panel Mounting: Standard cutout dimensions for quick retrofit into existing control panels
• IP65 Front Bezel: Sealed against dust, moisture, and washdown environments (front panel only)
• Compact Depth: Shallow profile minimizes enclosure depth requirements
• Vibration Resistance: Designed to withstand industrial vibration per IEC 60068-2-6
• EMC Compliance: CE marked for electromagnetic compatibility in industrial environments

Programming & Configuration

Simplified development workflow accelerates commissioning:

• Graphical Editor: Drag-and-drop screen design with pre-built widgets (buttons, gauges, trends)
• Symbol Libraries: Industry-standard P&ID symbols and custom graphics support
• Alarm Configuration: Priority-based alarm handling with acknowledgment tracking
• Trend Displays: Real-time and historical data visualization for process optimization
• Multi-Language Support: Switch between operator languages without reprogramming

Maintenance & Lifecycle Support

Designed for long-term reliability and serviceability:

• LED Backlight Lifespan: 50,000+ hours typical operation before brightness degradation
• Battery-Free Operation: No internal battery eliminates periodic replacement requirements
• Firmware Updates: Field-upgradeable firmware extends product lifecycle
• Spare Parts Availability: Bachmann maintains long-term spare parts inventory for legacy systems
• Technical Support: Global Bachmann support network for troubleshooting and application assistance

Quality Assurance & Certifications

Manufactured to rigorous industrial standards:

• CE marking for European Union compliance
• UL/cUL listing for North American installations
• RoHS compliant (lead-free manufacturing)
• ISO 9001 certified production facilities
• 100% factory functional testing before shipment

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