EL JSM-L KEYPAD, 9 BUTTONS

Description

The EL JSM-L Keypad is a 9-button input device designed for industrial, security, and embedded control applications. It provides an expanded interface for multi-function input.

Working Principle

• Each button acts as a momentary switch, sending a signal when pressed.
• The keypad interfaces with a controller (e.g., microcontroller, PLC, or access system) to process commands.
• Buttons can be mapped to various functions such as numeric input, navigation, or system control.

Specifications

• Buttons: 9
• Voltage: 3.3V, 5V, or 12V (system-dependent)
• Current: <100mA per button
• Interface: Direct wiring, ribbon cable, or dedicated connector

Applications

• Industrial and machine control
• Security systems (e.g., PIN entry)
• Embedded system interfaces