tekmar 346 Power Manager - Manual (Page 2)

© 2008 D 346 - 04/08 2 of 8
Sequence of Operation
Application 1 - On/Off Demands
One application is to provide a method to convert on-off demands into a tN4 message for an outdoor reset water temperature
and send this message to a tN4 reset module. tN4 reset modules include the 420, 421, 422 and 423.
346
Reset
Optional
Mixing
Module
On/Off
Demands
Table of Contents
Sequence of Operation ................................................. 2
Application 1 - On/Off Demand ................................ 2
Application 2 - Power for Modules ............................ 3
On-Off Demand to tN4 Conversion .......................... 4
Room Occupied and Unoccupied Settings............... 4
Schedules ................................................................ 4
Auxiliary Pumps ....................................................... 4
Switch Settings ............................................................. 5
Room Occupied ....................................................... 5
Room Unoccupied .................................................... 5
Schedules ................................................................ 5
LED Status Indicators ................................................... 6
Flashing LED Indicated Error Message ........................ 7
Cleaning the Control ..................................................... 7
Warranty ....................................................................... 8