Figure 100 Service Menus-Set Alarms Parameters Screen; Figure 101 Service Menus-Set Alarms Parameters Screen - Emerson Liebert CRV User Manual

S210 Low Return Humidity—Sets the threshold humidity for a return low humidity alarm to
occur. The humidity level must be 2% above the threshold for one minute (nonadjustable) and the
event must be acknowledged before it will reset.
S211 High CW Temperature—Sets the threshold chilled water for a return high chilled water
temperature alarm to occur. The alarm will reset once the temperature is 5.5°F (3.0°C) lower than the
threshold and the reset delay of 120 second (nonadjustable) has elapsed. This parameter is only
visible on chilled water units (not shown on DX models)
Figure 100 Service menus—Set alarms parameters screen - Page 2
S213, S215, S217 and S219 Customer Input 1, 2, 3 and 4—These parameters select the device and
operation of the customer inputs. Each event reflects a different alarm and possible action to the unit.
Refer to 14.1 Alarms/Events for a description of selectable options.
S214, S216, S218 and S220 Customer Input 1, 2, 3 and 4 active when—These parameters select
whether the input is a normally closed or normally closed input.
Figure 101 Service menus—Set alarms parameters screen - Page 3
CW Alarm Setup Screen
Service-Set Alarms, Pages 3-6, determine the operation of an active alarm. Each event can be enabled
or disabled and can be set to operate as an alarm, warning or message. The delay is the time the
control waits before reporting the event.
• Alarm: Annunciates the buzzer, triggers a monitoring event, triggers the alarm relay and flashes
the red LED on the display.
• Warning: Annunciates the buzzer, triggers a monitoring event, shows the event in the event
viewer / front display and flashes the red LED on the display.
• Message: Shows the event in the event viewer and on the front display.
DX Alarm Setup Screen
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Liebert iCOM Control
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Liebert CRV