Dehumidifier ML420-MLT1400
6.5 RH98 operator panel
SET
RH 98
%RH
OUT.1
OUT.2
ALARM
Figure 6.3 RH98 operator panel
Checking and changing set points and control parameters can be made during operation or in stand-by
mode.
Button
Function
Display/change a certain value and reset the alarm
Increase the value
Decrease the value
% RH
: Display position of control steps for reactivation heater (0 = off; 1 = on).
Table 6.2 RH98 operator panel functions
During normal operation and in any position of the mode switch the current relative air humidity is
displayed.
6.6 Operating the unit
6.6.1 Manual mode
1. Set the main power switch to
”1”
(on) and check that the mains connection indication lamp lights.
2. Set the mode switch on the control panel to
MAN
. Check that the following indicator lamps light:
■
Mains supply connection indicator
■
Unit running indicator
■
Both indicators for the reactivation heater
■
Both process air and reactivation air fan indicators
■
Drive motor indicator
3. Let the unit run for about 8 minutes to allow the operating conditions to stabilise. Then check that the
reactivation heater is working (temperature indicator shows the temperature of the reactivation air).
190TGB-1035-H1604
Operation
21
