Programming Mode - Neptronic SKE90 Installation Instructions Manual

To enter into programming mode, please push
programming step in the menu push the same button twice.
Unless other instructions, you can make a selection by using
Step Display
SETPOINT
01
OUT 30%
SETPOINT
02
optional VAV OFF
PROPBAND
03
optional 3%
DRAIN
04 8 HRS
RUNNING
05
0645HRS
SERVICE
06
1000HRS
LOCK ON
07
80% PWR
Any changes made in the Program Mode are saved into a non-volatile memory.
Note:
When the humidifier is anywhere in the Menu Driven Program Mode, the normal operation of the humidifier is
halted.
To resume normal operation, exit the menu program mode by pressing the
display is clear. (This happens after step 7)
button at any time, to advance the program function to the next
Description
Set point RH origin
Out: Output set point to
HRO20
Int: Internal.
Value : from 00 to 100%
Default: Out 30%
Set point VAV allows Hi
limit Duct humidity control
OFF: Duct humidity
control disable.
65%: High limit Duct
humidity set point value.
Default: OFF
Prop Band allows the set
up of proportional band.
From 3 to 9%
Default: 3%
Drain frequency.
From 1 to 24 hours
Default: 4 Hrs
Number of running hours
Information only, no
possible set up.
Hour span between
servicing.
From 400 to 1500
hours.
Default: 1000 Hrs
Output Span.
From 00 to 100%.
Default: 100%
26
SKE-XL Steam Humidifier
Installation Instructions and User Manual

Programming mode

& buttons on control panel.
Comment
To enable set point to humidifier display
 Press the
button to reach step 5, the RUNNING
message will appear.
 Press and hold the TEST button located on Main Pc
board inside electrical compartment for 10 seconds.
 Release the TEST button then press the RESET button
on the same main pc board. Set point is now displayed
on the humidifier display.
If Output is selected, the set point is sent from the humidifier
to the humidistat HRO20.
If SHR10 or SHC80 is connected with humidifier, please
select Internal, this will allow you to set up RH set point
directly from Humidifier.
To switch between Output and Internal Set point:
Press and hold the TEST button located on Main Pc
board inside electrical compartment until the change of
the value.
If Set point VAV is disabling, no humidity signal from the VAV
Duct will be considered. If a Set point VAV value is set, the
humidity output will be controlled by both space and High
limit duct humidity signal.
To allow Set point VAV value:
Press and hold the TEST button located on Main Pc board
inside electrical compartment until OFF is disappeared.
You can then select the VAV Set point value desired by
using & buttons on control panel.
Note: This Step will appear only if Internal has been selected at step
01
Proportional band can be set from 3% to 9% of the humidity
set points values (Space and High limit duct).
Select the appropriate value by using
control panel.
Note: This Step will appear only if Internal has been selected at step
01
Choose the initiation of a drain cycle for 1 to 24 hours.
In general, harder the water is, more often the drain cycle
should be.
Drain cycle setting does not affect the AFEC system.
The humidifier has operated 645 hours since the last service.
After service, press simultaneously
seconds to reset the number of hours of operation to zero.
This procedure will stop the CHECK indicator from flashing.
You can set the number of hours of operation before the
humidifier will call for service (blinking of CHECK light every
4 seconds) from 400 to 1500 hours.
In general, harder the water is, lower the number of hours of
operation before service should be.
This option is available only on modulating model.
i.e.: In this case, the humidifier will deliver 80% of its
maximum rated output when at full demand.
button until the alphanumeric
& buttons on
& buttons for 15