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The GE DS200KLDBG1A DS200KLDBG1ABC display keypad board provides local operator interface for GE Mark V systems. This board combines an LCD display with a membrane keypad for user input. You will find this keypad board on control cabinet doors and local panels. Its rugged design withstands industrial environments with dust and moisture.
User Interface Architecture
This display keypad board features a four-line alphanumeric LCD screen. Consequently, operators can view real-time system data and alarm messages. The GE DS200KLDBG1A DS200KLDBG1ABC includes twenty membrane keys for navigation and data entry. Moreover, a backlight allows easy reading in low-light conditions. You can navigate through menu trees without external programming tools.
Technical Specifications
| Parameter | Value |
|---|---|
| Display Type | LCD, 4 lines x 20 characters |
| Display Backlight | Green LED, software controllable |
| Keypad Type | Membrane, 20 keys with tactile feedback |
| Key Functions | Numeric (0-9), navigation (4), enter, clear, alarm, 4 soft keys |
| Input Voltage | 24V DC ±10% |
| Power Consumption | 3W typical (backlight on) |
| Dimensions | 200mm x 120mm x 25mm (board only) |
| Bezel Dimensions | 220mm x 140mm x 10mm |
| Weight | 0.38 kg (0.84 lbs) |
| PCB Layers | 4 |
| Onboard Components | 1 LCD module, 20 dome switches, 4 LEDs, 1 backlight driver |
| Connector Count | 2 (power/communication, keypad matrix) |
| Status Indicators | 4 LEDs (power, comm, alarm, backlight) |
| Energy Storage | 220 µF (power filtering) |
| Communication Interface | Serial (RS-485, proprietary GE protocol) |
| Key Press Life | 1 million operations minimum |
| Operating Temperature | 0°C to +50°C |
| Storage Temperature | -20°C to +70°C |
| Front Panel Rating | IP54 (when properly mounted) |
Display and Keypad Features
The unit includes a green LED backlight for the LCD display. Therefore, operators can read the screen even in dimly lit rooms. This board replaces the DS200KLDBG1ABC version without any configuration changes. Simply remove the old board and install this one. GE designed this keypad board for panel-mount installation. Hence, it fits standard cutouts on control cabinet doors.
Four PCB layers separate display signals from keypad matrix traces. Two connectors handle all power, communication, and keypad signals. The GE DS200KLDBG1A DS200KLDBG1ABC holds 220 µF of capacitance for stable operation. Accordingly, it maintains display brightness during minor power fluctuations. Four status LEDs show power, communication, alarm, and backlight status clearly.
Mounting and Installation Guide
The membrane keypad withstands over one million key presses. The board communicates with the main controller via RS-485 serial link. The GE DS200KLDBG1A DS200KLDBG1ABC works with all GE Mark V control systems. Always clean the membrane surface with mild soap and water only. Four LEDs provide immediate visual feedback for system status.
Proper bezel sealing prevents dust and moisture ingress. The board includes four mounting holes for secure installation. The GE DS200KLDBG1A DS200KLDBG1ABC delivers reliable local operator interface. Installation requires only a screwdriver for panel mounting. This board operates in non-condensing environments with IP54 front panel protection.