Digital Audio Programmable Players

RS-232 RELAY Controller

The ALFTECH RS-232 Relay Controller can be used in any application that needs to control multiple relays from a RS-232 serial device. It contains 40 single pole double throw relays, controlled by a single serial port.
Multiple units can be daisy chained to create a combination of up to 400 individual relay outputs from a single RS-232 port.

RELC-RM1 Hardware Features

NOTE: Each RELC-RM1 is assembled by hand on order

1U Rack-Mount form factor
AC powered
RS-232 input
RS-232 output for additional units
40 controllable relays
Common, NO and NC contacts available per relay
Pluggable Phoenix style connectors for relay contacts
Switch to set unit ID for daisy chaining
Relay-state memory for unforeseen power cycles

Hardware Connections

100-240 VAC IEC Power Socket
10 x 12 pin sockets for 4 relays each
RS-232 connections for master and slave units
ID switch on back panel

Hardware Indicator LED's

Power LED
Data received LED
40 LED’s to indicate relay state

RELC-RM1 Product Datasheet (Requires Acrobat Reader)

RELC-RM1 Product Price List (Assemble to Order)

For more information please contact us at: applications@alftech.com

In South Africa, Wild & Marr can be contacted for ALFTECH product sales and installations, and Intercom & Time Control (North) CC (Western Cape) for ALFTECH Products sales including the ALFTECH DPT-EN4 in the Western Cape and surrounding areas. SOUNDCOM distributes ALFTECH products in Southern Africa.