Condair Nortec EL-Series, Operation And Maintenance Manual

Page: 34 / 96

34 Operator Interface
2582954_D_EN_1811_Nortec-EL_OM Nortec EL
Basic Tab, continued...
– Control Mode CH 1/3: allows you to select the general
control mode for the incoming control signal.
Options:
Demand – control signal is from an
external controller.
RH P
– control signal uses the
internal P (proportional) controller
to interpret sensed humidity into
demand.
RH PI
– control signal uses the inter -
nal PI (proportional-integral) control -
ler to interpret sensed humidity into
demand.
On/Off
– control signal is from an
external On/Off humidistat.
– Control Mode CH 2/4: allows you to select the general
control mode for the incoming high limit signal. Note: This
setting appears only if Control Channels is set to "Dual".
Options:
Demand
– control signal is from an
external controller.
RH P – control signal uses the
internal P (proportional) controller
to interpret sensed humidity into
demand.
RH PI
– control signal uses the inter -
nal PI (proportional-integral) control -
ler to interpret sensed humidity into
demand.
On/Off
– control signal is from an
external On/Off humidistat.
Factory setting:
Demand
Note: Channel 3 and 4 are used to control cylinder B when
Dual Cylinder Mode is set to "Independent"; otherwise they are
ignored.