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MC4 Series

PC Networkable LED 4 Line Message Center


Models with up to 200 characters
Stores up to 81 messages
Upper and Lower case characters
100,000 Hr. Multi-color LED Lamp Technology
Five message speed settings
20 Message Operation Modes
Two weeks typical memory retention
Built-in real-time clock 12 or 24 hour format
54 key hand held keyboard supplied with each unit
Built-in serial computer interface for PC down load or networking
Password protected
Agency recognized
Mounting hardware supplied
Viewable from a distance of 350 ft. Designed for indoor alerting, advising and communicating, Edwards Message Centers can display production goals and performance, safety goals and performance, changes in employee benefits, company announcements and achievements as well as boost morale through employee recognition. May be used in commercial establishments from stores to restaurants to assist with internal and external communications.

The units may be wall, ceiling or counter mounted using the supplied hardware. For use in commercial material handling and industrial environments.

MC4 Series

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Catalog Numbers

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RS232 Serial Port Female 25 Pin to RJ11


RS232 Serial Port Female 9 Pin to Male 25 Pin


RS232 Serial Port Female 9 Pin to RJ11


RS232 25 Foot Cable With 2 RJ11s


RS232 50 Foot Cable With 2 RJ11s


RS485 8 Foot Cable


Converter Box With 2 EOL Terminators


AC Adapter for Converter Box (10W, 120V Input, 9V Output)


End-Of-Line Terminator


1 Foot RS485 Cable With 2 RJ11s and Ferrite For Network Drops


8 Foot RS485 Cable With 2 RJ11s and Ferrite For Network Drops


Modular Network Adaptor


Infrared Remote




Agency Approvals
ETL Listed to ANSI/UL 1950 Second Edition (US) Can/CSA-22.2 No. 950-M89 (Canada) FCC Part 15 Class A
120V AC
Power cord with 3 prong plug supplied
Character Size from 1.5” to 7.2”; format dependent
Extruded Aluminum Case
Message modes— 20 consisting of: Automatic, Hold, Roll (6 directions), Rotate, Sparkle-On, Twinkle, Interlock, Wipe (6 directions), Flash, and Scroll.
Continuous message entry with automatic centering in any mode.
Real-time Clock can report Day and Time in 12 or 24-hour format. Maintains accurate time without power for up to two weeks.
Serial Computer interface-RS232 and RS485 (Multi-drop networking for up to 255 message centers).

(click to enlarge)