Alarms - Dräger caleo Instructions For Use Manual

Alarms

Alarm limits can be changed in the configuration
(see page 84).
Example: if the deviation between the set and measured air
o
temperature exceeds 1.5 C
– The screen displays the warning message
»Air temp. deviation above 1.5
– The alarm tone sequence (3 beeps) is sounded,
1 The central alarm indicator lights up
2 The measured value flashes,
3 Yellow bar LED flashes.
The intermittent alarm tone sequence can be muted
for 15 minutes.
4 Suppress intermittent alarm tone = press button
or
5 Press the rotary knob.
– The warning message remains on the screen,
– The intermittent alarm tone is muted,
1 The central alarm indicator goes out,
2 The measured value continues to flash,
3 Yellow bar LED continues to flash.
When the measured value returns within the range ±1.5
– The warning message disappears,
– The intermittent alarm tone is muted,
1 The central alarm indicator goes out,
2 The measured value remains on-screen but does not flash,
3 Yellow bar LED goes out. If the extended set value range is
used the yellow bar LED will light up.
If the air temperature is over 38
the extended set value range):
– The screen displays the warning message:
»Air temperature too high«,
– The intermittent alarm tone sequence (5 beeps) is sounded,
1 The central alarm light is lit**,
2 The measured value flashes,
6 Red bar LED flashes.
The alarm tone can be muted for 5 minutes.
®
Caleo heats up if necessary to attain the desired interior air
temperature setting.
2 The measured value continues to flash,
6 Red bar LED continues to flash.
When the air temperature again drops below the alarm value:
4 Press the button to cancel the alarm.
For other alarms, see "Troubleshooting – Error Messages" on
page 110. See "Alarm description" on page 136.
* The numerical values in this description are examples.
See "Setting alarms" on page 83.
** The central alarm light can be switched off.
See "Setting system parameters" on page 82.
*
:
o
C«,
**
,
o o
C (or over 40 C in the case of
D
o
C:
Using air temperature control
1
6
3
4
2
5
Operation
47