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LightMaster Lighting Control Panels

The LightMaster programmable lighting control panel is suitable for all your lighting control needs. LightMaster panels range in size from 8 to 48 relays and are equipped with CAT-5 RJ-45 connectors for LightSync dat line devices and interconnecting panels. Panels include a keyboard/LCD display along with RS232, RS485, or an optional TCP/IP port to enable PC control and programming. Add-on modules are available if you require connecting to BAS, theatrical, or security systems.

  • 365-day programmable Lighting Control Panel
  • All products Made in the USA
  • LightSync™ switch and accessory ready
  • RS232, RS485, and TCP/IP connectivity available
  • Equipped for standalone or network use
  • Connect up to 128 panels and 254 LightSync devices together
  • Add-on modules available for BAS control and monitoring
Resources and Tools

ILC Product Catalog

ILC LightMaster Specification Word Document

LightMaster Lighting Control Panel Cut Sheet

Product Detail Sheets

LightMaster Relay Timer Types

LightMaster Switch Input Types

LightMaster Panel Details

LightMaster Enclosure Details

LightMaster 8 Details

LightMaster 16 Details

LightMaster 24/32 Details

LightMaster 40/48 Details

LightMaster Enclosure Doors Details

LightMaster HV Divider Details

LightMaster Processor Details

LightMaster TCP/IP Processor Option Details

LightMaster I/O Board Details

Data Cable Requirements

Installation Sheets

LightMaster Insert Installation

LightMaster Wiring Installation Sheet

LightMaster HV Divider Installation

LightMaster Emergency Override Installation

Data Line CAT5 Termination Installation

LightMaster Panel Node Address

Data Line CAT5 Installation Guidline

Network Cable Underground Installation

Technical Bulletins

LightMaster 2-Pole Relay Spacing

LightMaster TCP/IP Processor Option Configuration

LightMaster BACnet MSTP Configuration

LightMaster BACnet IP Configuration

LightMaster TCP/IP Configuration

LightMaster LonWorks Configuration

LightMaster Latitude Longitude Configuration

Network Cable Run Distance Details

LightMaster Network Level N2 Gateway Setup Guide

LightMaster SNET Modbus Setup

LightMaster Controller Menu Tree

LightMaster/LightSync Network Overview

User Guides

LightMaster Quick Installation Guide

LightMaster Quick Reference Guide

LightMaster-Pro Stand-Alone Software User Guide

LightMaster Pro SNET User Guide

LightMaster Stand-Alone User Guide

LightMaster SNET User Guide

LightMaster ENET User Guide

  • Made in the USA relays and hardware.
  • Programming Options are done with a Integrated keypad with 4-line LCD display or using LightMaster Pro software via RS232 or optional TCP/IP.
  • LightSync Data Line Device Ready utilizing RJ45 connectors and standard CAT-5 cabling for data line.
  • Network capability gives you the ability to connect panels for up to 128 panels and 254 LightSync devices on the panel network.
  • Relay Groups can be comprised of any relay on the network and be assigned to any of the 48 groups available controlled by any timer, switch, or other external commands.
  • Relay Presets can be programmed from any relay ON/OFF patterns and be assigned to any of the 48 presets available controlled by any timer, switch, or other external commands.
  • Timer Scheduling for 48 available timers that can turn relays ON or OFF for Time-of-Day, Astronomical times, and Open/Close.
  • Clock Functions features Automatic Astronomical calculation of Sunrise and Sunset and Adjustable Daylight Savings Time and enable/disable feature.
  • Switching Inputs accepts vitually any type of switch input, momentary or maintained, 2- or 3-wire hardwired switch.
  • Add-On Modules can be added to each controller, which include BACnet, Modbus RTU, Modbus ASCII, Metasys N2, LonWorks, DMX512, DTMF telephone switching and modem.



  • 2R9 latching relay: 120 - 277VAC @ 20 Amp for ballast and resistive loads 180,000A SCCR.
  • 2-Pole latching contactors: 208-480 VAC, 20 Amps for ballast and resistive loads.


  • Power surge and spike suppression up to 123 volts on the 24VAC power input
  • Data line surge and spike suppression up to 8kv direct and 15kv through air (optional).
  • Memory retention for firmware and programming up to 10 years
  • Real-Time-Clock time retention 45 days or greater without power


  • Provided with pre-drilled mounting holes
  • Provided with a removable hinged locking door for flush or surface mounting
  • High voltage barriers separate Normal/Emergency and Class 1/Class 2 wiring


  • 120 or 277 VAC @ 1 Amp. (347 VAC optional)


  • 1 to 48 relays (see table above)
  • Contact ILC for contactor capacities


  • Panels may be fitted with a wide variety of options such as: TCP/IP, modem, DMX 512, Metesys N2, Modbus, BACnet, LonWorks, and flush mount panel cover

Operating Environment:

  • Location: Interior space
  • Operating Temperature: 0° to 50° C
  • Humidity: 10% - 90% Non-condensing
  • Atmosphere: Non-explosive/corrosive
  • Vibration: Stationary

Certifications and Approvals:

  • UL and CUL listed
  • FCC Part 15
  • Title 24
  • ASHRAE compliant
  • LEED compliant