Illuminated Panel & Keyboard Systems
Lighted Panel and Switch Legends
- Compliance with MIL‐DTL‐7788 and NVIS (Night Vision Imaging System) MIL‐STD 3009
- Lighting options ‐ LED, Incandescent, and Electroluminescent
Panel Envelope
- Designed for DZUS rail compatibility and MS25212 compliance
- Thin profile and light weight design
Split Legend Lighting
- A combination of backlit legends, annunciated legends, and indicators can be incorporated into a single push button switch
Panel and Switch Annunciator Options
- Legend / Character
- Indicators
- Dead front, when in high ambient light conditions
- NVIS compatible and compliant
- Lighting methods – LED and incandescent
Custom or standard, multi‐feature potentiometers, rotary switches, encoders, toggle switches, pull switches, and push‐to‐talk switches
- Features – stops, detents, absolute / relative encoders, continuous turn, momentary push switch, illuminated knobs
Display Integration – LCD & LED
On‐board Electronics
- PWM (Pulse Width Modulation) for LED dimming control
- PLD (Programmable Logic Device) and A to D conversion for matching LED dimming to incandescent dimming
- Communications Protocol
- Communications Protocol – including ARNIC 429, RS‐232, RS‐422 and / or customer defined
Designed to meet Environmental and EMI requirements; including MIL‐STD‐810, MIL‐STD‐461, RTCA/DO‐160
Testing Capabilities
- Photometric – Luminance, contrast, chromaticity, uniformity
- NVIS – On‐site spectroradiometer for full NVIS compliant testing
- Dead front, when in high ambient light conditions
- First Article and Qualification testing – Bowmar has the ability to create test procedures, perform the tests, and submit comprehensive test reports