Bard MC5000 Series - Humidity Control Option; Dehumidification Sequence; Figure 6 Mechanical Dehumidification; Mechanical Sequence

FIGURE 6
MC5600 Mechanical Dehumidification
Manual 2100-746
Page 24 of 55
Humidity Control Option
Dehumidification Sequence
Mechanical Sequence (see Figure 6)
The controller will use terminal D for control of the
dehumidification operation on each configured unit.
The controller will energize D when dehumidification
is required. Terminal D will be de-energized once
dehumidification is no longer required or available. If
any configured unit is actively heating or cooling then
dehumidification will be unavailable until heating/
cooling demand is satisfied. If configured to do so,
the Aux. Out terminal will change state for economizer
disable.
Three units were
selected in setup for
HGR Dehum
DEHUM
1
DEHUM
2
DEHUM
3
4
5
6
MECHANICAL DEHUM utilizes 1 thru 6 units with this feature and the number of units selected in this setup.
All dehum units MUST BE placed at the lowest number (1). Lead unit for dehum is always unit number 1 regardless of
rotation lead location for other functions.
NOTE: Synchronized Dehum in pairs only, Mechanical Dehum 1 thru 6.