WattMaster WCC III part 21 - Manual (Page 10)

WCC III Technical Guide 20-8
20. GLOBAL BRIDGE BOARD INSTALLATION
WCC II Manchester Communication
Boards
WattMaster Controls, Inc. in the past has produced two types
of Manchester Communication Boards - the early Manchester
Communication Board with an adjustable “Blue Potentiometer”
and the later Manchester Communication board without the “Blue
Potentiometer”. Use of the early Manchester Communication
Board with the “Blue Potentiometer” is not recommended for use
with the WCC II to WCC III Global Bridge board.
SAT II MANCHESTER BOARD
Figure 20-5: SAT II Manchester Boards
SAT II MANCHESTER BOARD
WITH BLUE POT - DO NOT USE
WCC II Manchester Boards