APC CM Series User Manual download pdf (Page 14)

APC NetworkAIR CM Series: Optional Features 9

Optional Features

The following optional features are available on the CM Series unless

otherwise noted. Certain combinations of options may not be available.

Emergency/

environmental

Smoke detector(s). A smoke detector shall ship loose for field installation

into ductwork. Upon detecting smoke concentration, if equipped with a

microprocessor, an audible and visual alarm will be activated and the unit

will immediately shut-down.

Firestat. A Firestat is available for installation into ductwork. If the return

air temperature reaches 125° F (52° C), the air conditioner will be turned off

and both an audible and visual alarm will be activated if equipped with a

microprocessor.

Essential/non-essential lockout. When facilities have limited backup

power capacity, this lockout prevents the operation of electrical loads that are

not essential for continued site operation.

Microprocessor

controller

The microprocessor controller provides state of the art control for a wide

variety of environmental applications including the demanding requirements

of data centers, control rooms, clean rooms, switch rooms, MRI facilities,

CAT scan facilities and UPS Rooms. Operator Interface is provided by the

four-line, 80-character backlit LCD display. A user-friendly menu structure

along with clearly defined prompts allow the operator to easily move about

the program. Within the configuration menu the operator will find numerous

selections allowing the CM to be tailored to meet specific requirements.

Status. Complete status monitoring is provided within the status menu of the

microprocessor controller.

Available information includes:

Alarms. Quick access to any alarm condition is facilitated through the menu

structure. The alarm key acts as a hot key, providing immediate access to the

alarm display menu. Presence of a new alarm will sound the audible alarm.

The red alarm LED on the display panel will remain illuminated until all

alarms have been cleared. The temperature and humidity alarm setpoints are

adjustable.

Alarm annunciations include:

• Current temperature • Cooling status

• Current humidity • Heating status

• Temperature setpoint • Humidification status

• Humidity setpoint • Dehumidification status

• Loss of airflow • High temperature

• Clogged filter • Low temperature

• High head pressure • High humidity

• Low suction pressure • Low humidity

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APC CM Series User Manual Page 14

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