Wiring Guide

© 2008 W 444 - 12/08 4 of 12
Electrical Application 444 E1
FRONT
No Power
Mixing Expansion Module 444
Variable Speed / Floating Action /
Modulating
Made in Canada
Signal wiring
must be rated at
least 300V / 90°C
Cut for mA output
5
R
6
R
41
tN4
7
Mod
+
8
Com
9
Mix
Power ClsOpn
Sys
Pmp
2
C
3
R
No Power
Date Code
Black Red Blue Green
Pump Pump
Neutral Neutral
120 V (ac) GroundVariable
Speed
Injection
Pump
Mix
System
Pump
BACK
Zone Manager Mix Supply
Sensor
L
Description:
The Mixing Expansion Module 444 communicates to a tN4
System Control and operates the speed of a variable speed
injection pump. The 444 can also operate a mix system pump
from either the front or from the back of the module.
Variable Speed
Injection Pump
Mix System
Pump
Thermostat
tN4 Bus
444
Reset
Module
Zone
Manager
Option: Dashed
wire indicates
system pump
wiring if not
using red wire
on back.