Colour Light Signal Controllers
Two in Line 4 Aspect Signals Plus Bus (Part Number 020-442)
This Module Controls Two Four Aspect Signals. 
This module receives information on the MRE Input Bus from the next module up the line. 
The information from this MRE Bus is used to control the two signals. 
An MRE Output Bus sends information to the next module in the chain. 
Copyright 2011, Model Railway Electronics +44 (0) 7522 109 247 All Rights Reserved.