Product Overview
The OPKB serves as an operation keyboard base board within Yokogawa operator interface stations. This assembly supports keypad input, display control, and front-panel communication for process operators. Consequently, control room personnel gain responsive interaction with their distributed control systems.
Technical Specifications
| Parameter | Value |
|---|---|
| Module Type | Operation keyboard base board |
| Compatible Systems | Yokogawa operator interface stations |
| Interface Type | Ribbon cable and panel connector |
| Keypad Support | Full alphanumeric and function keys |
| Power Supply | 5 V DC via system backplane |
| Operating Temperature | 0°C to +50°C |
| Storage Temperature | -20°C to +70°C |
| Mounting Type | Panel mount |
| Weight | Approximately 0.4 kg |
| Dimensions | 300 mm × 180 mm × 20 mm |
| Board Material | FR-4 printed circuit board |
| Connection Type | Flat ribbon connector |
Construction and Materials
The board uses FR-4 material, which resists heat and mechanical stress. Meanwhile, the flat ribbon connector provides secure mating with the display assembly. The panel mount layout fits standard Yokogawa consoles, so replacements require minimal downtime.
Interface and System Compatibility
This base board integrates with Yokogawa operator stations and compatible display units. Additionally, it relays keystroke data directly to the host controller. Therefore, users maintain responsive command entry during critical process operations.
Installation Guidelines
Power down the console before removing the existing board assembly. Furthermore, handle the ribbon connector carefully to avoid bending the pins. Correct seating prevents intermittent faults, so verify alignment before tightening screws.
Details
| Weight | 0.35 kg |
|---|---|
| Dimensions | 120 × 52 × 125 mm |
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