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PROGRAM MODE
To enter program mode for ADMC set up, remove the humidistat from its base. On the ADMC
back, place Jumper J3 in the PGM position then reinstall onto the base. The symbol will
be displayed. Press button to advance to the next program function, press buttons
or to change value, press button to return to preceding stage. Exit the programming
mode at any time by placing Jumper J3 in the RUN position, settings will be saved. JUMPER
J3 MUST BE IN RUN MODE TO OPERATE.
Step Display Description Values
5
Locking the set point:
Display shows “user setpnt locked” and
the status of the function.
The set point adjustment can be locked or
unlocked. If locked, “yes” and lock symbol
will appear, and set point adjustment will not
be allowed in the operating mode.
Default setting: Unlocked (NO)
6
Adjust the control mode:
Display shows “adjust control mode”.
Humidify or dehumidify symbols are also
displayed.
Select which control mode you want to
authorize:
Automatic humidify and dehumidify (Auto),
humidify only (Hu) or dehumidify only (dEHu).
If you have selected dehumidify only, go
directly to Step #8.
Default setting: humidify only
7
Adjust humidify set point:
Display shows “adjust humidty setpnt”
and the humidity set point.
You can change the humidity set point to the
desired value; it should be within the humidity
range set in Steps #3 and #4.
Lock symbol will appear if the set point was
locked at Step #5.
Set point value is restricted by the minimum
and maximum value. (Step #3 & 4)
If you have selected humidify only at
Step #6, go directly to Step #9.
Set point range: 10 to 90%RH
Increment: 1%RH
Default setting: 40%RH
8
Adjust dehumidify set point:
Display shows “adjust dehumi setpnt” and
the dehumidify set point.
You can change the dehumidify set point to
the desired value; it should be within the
humidity range.
Lock symbol will appear if the set point was
locked at Step #5.
Set point value is restricted by the minimum
and maximum value. (Step #3 & 4)
Set point range: 10 to 90%RH
Increment: 1%RH
Default setting: 50%RH
Step Display Description Values
1
Internal humidity sensor offset
calibration:
Display shows: “inside humidty sensor
offset” and the relative humidity percentage
read by internal humidity sensor and the
Humidify symbol is displayed.
You can adjust the calibration of the sensor
by comparing with a known humidistat.
Range: 10 to 90%RH
(max. offset ± 5%)
Increment: 0.1%RH
0.0%RH no humidity sensor
(factory calibrated)
2
Internal temperature sensor calibration:
Display shows “inside temper sensor
offset” and the temperature read by internal
temperature sensor.
You can adjust the calibration of the sensor
by comparing with a known thermometer.
Range: 50 to 104°F
[10 to 40°C]
(max. offset ± 5°C)
Increment: 0.2°F [0.1°C]
(factory calibrated)
3
Minimum set point:
Display shows “adjust minimum user
setpnt” and the minimum humidity set point.
Select the desired minimum humidity set
point.
The minimum set point is restricted by the
maximum value. (Step #4)
Minimum range: 10 to 90%RH
Increment: 1%RH
Default setting: 15%RH
4
Maximum set point:
Display shows “adjust maximum user
setpnt” and the maximum humidity set point.
Select the desired maximum humidity set
point.
The maximum set point is restricted by the
minimum value. (Step #3)
Maximum range: 10 to 90%RH
Increment: 1%RH
Default setting: 65%RH
1312
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