Technical description
32
BEKOBLIZZ® LC 12-355
11.17 DMC 18 electronics (control unit compressed-air chiller) – LC 55-355
Set
P
Q
S
00
45
DISPLAY
Led - temperature in °C
Led - temperature in °F
Led – drain ON
Led – alarm/service
Set
Button – access configuration menu
Button – decrease / service
Button – increase / drain test
The DMC18 controls the alarms and the settings of the chiller operation and of the BEKOMAT drain.
11.17.1 Switching the chiller on
Connect the chiller to the electric mains and switch it on via the ON/OFF switch (pos. 1 Section 11.1).
During normal operation, the display shows the dew point temperature.
The condensate drain test is always possible via the
button.
11.17.2 Switching the chiller off
Switch the device off via the ON/OFF switch (pos. 1 Section 11.1).
11.17.3 Indication of the operating parameters
During normal operation, the display shows the dew point temperature (in °C or °F).
Press the
Set
button and keep it pressed to display the
parameter (alarm release temperature at a high
dew point).
Press the
button and keep it pressed to display the hours remaining until the next maintenance.
Press the
Set
+
buttons and keep them pressed to display the total number of operating hours of the
chiller.
Note:
The temperatures are indicated in °C or °F (LED
or
is on).
The total operating hours and the hours until the next maintenance are indicated in the field 0...999 hours,
and in thousand hours from 1.0 hours onwards (example: when the display shows 35, this means 35 hours
and when the display shows 3.5, this means 3,500 hours).
11.17.4 Indication of a service warning/service alarm
A service warning/alarm is an exceptional event and requires the attention of the operator/service technician. The
chiller will not be stopped.
When a service warning/alarm is active, the
LED flashes.
The display successively shows the dew point temperature and the active service warnings/alarms.
Service warnings/alarms are automatically reset as soon as the problem has been eliminated, except for
(maintenance time expired), where manual resetting is required (press the
button and keep it pressed for at
least 20 seconds).
NOTE: the operator/service technician must check the chiller and eliminate the problem that led to the
activation of the service warning.
Service warning alarm
Description
PF – Probe failure: failure temperature probe
HdP – High dew point: dew point too high, higher than the adjusted HdS value.
LdP – Low dew point: dew point too low, lower than the adjusted LdS value.
drA - Drain: failure Bekomat IF condensate drain
SrV - Service: maintenance service time expired SrV
NOTE: when the chiller is switched on but no system pressure is applied, the
drain trouble indication
may appear.
Summary of Contents for Bekoblizz LC 12-355
Page 23: ...Technical data BEKOBLIZZ LC 12 355 23 10 2 Technical data BEKOBLIZZ LC 55 355 1 230 50 ...
Page 24: ...Technical data 24 BEKOBLIZZ LC 12 355 10 3 Technical data BEKOBLIZZ LC 12 150 1 115 60 ...
Page 25: ...Technical data BEKOBLIZZ LC 12 355 25 10 4 Technical data BEKOBLIZZ LC 55 355 1 230 60 ...
Page 40: ...Maintenance troubleshooting spare parts and dismantling 40 BEKOBLIZZ LC 12 355 ...
Page 41: ...Maintenance troubleshooting spare parts and dismantling BEKOBLIZZ LC 12 355 41 ...
Page 44: ...Appendices 44 BEKOBLIZZ LC 12 355 13 1 2 Chiller dimensions BEKOBLIZZ LC 55 ...
Page 45: ...Appendices BEKOBLIZZ LC 12 355 45 13 1 3 Chiller dimensions BEKOBLIZZ LC 90 115 ...
Page 46: ...Appendices 46 BEKOBLIZZ LC 12 355 13 1 4 Chiller dimensions BEKOBLIZZ LC 150 240 ...
Page 47: ...Appendices BEKOBLIZZ LC 12 355 47 13 1 5 Chiller dimensions BEKOBLIZZ LC 355 ...
Page 49: ...Appendices BEKOBLIZZ LC 12 355 49 13 2 2 Exploded diagram BEKOBLIZZ LC 12 35 ...
Page 50: ...Appendices 50 BEKOBLIZZ LC 12 355 13 2 3 Exploded diagram BEKOBLIZZ LC 55 ...
Page 51: ...Appendices BEKOBLIZZ LC 12 355 51 13 2 4 Exploded diagram BEKOBLIZZ LC 90 115 ...
Page 52: ...Appendices 52 BEKOBLIZZ LC 12 355 13 2 5 Exploded diagram BEKOBLIZZ LC 150 240 ...
Page 53: ...Appendices BEKOBLIZZ LC 12 355 53 13 2 6 Exploded diagram BEKOBLIZZ LC 355 ...
Page 60: ...Appendices 60 BEKOBLIZZ LC 12 355 ...
Page 61: ...EC Declaration of Conformity BEKOBLIZZ LC 12 355 61 14 EC Declaration of Conformity ...
Page 62: ...EC Declaration of Conformity 62 BEKOBLIZZ LC 12 355 ...