Carrier WeatherMaker 50FC handleiding

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6AUX-AI2

Choose ACT FB if feedback signal is available from the connected damper

actuator. Otherwise, choose NONE.

ACT FB

NONE

ACT FB

6Y2O

Choose “COOL 2” if Cooling Stage 2 is available (another compressor is

connected to the Economizer). Otherwise, choose “NONE”.

COOL 2

NONE

COOL 2

6AUX1-O

Auxiliary DO-1. Configurable as:

• None.

• Exhaust fan (1 or 2).

• Alarm output to thermostat (Title 24).

NONE

ALARM

EXHAUST

6AUX2-O

Auxiliary DO-2. Configurable as:

• None.

• Exhaust fan (1 or 2).

• Alarm output to thermostat (Title 24).

NOTE: Except for Exhaust Fan, whichever is chosen for 6AUX1-O does not

appear in the list of 6AUX2-O.

NONE

ALARM

EXHAUST

ALARM

6RS485 Switch between MSTP and Modbus.

MSTP

MODBUSSLV

MSTP

Table 18 — Alarm Parameters

a,b

NOTE(S):

a. All alarms are dynamic items. An alarm appears only if a related symptom mentioned above is detected.

b. An alarm activation triggers a general alarm, then the configured system alarm output (AUX1-O or AUX2-O) is activated. If there is no alarm, NO ALARM is displayed on

the HMI.

PARAMETER DESCRIPTION

NO ALARM No alarm is activated.

4MAT SEN ALARM MAT sensor has failed, gone out of range or become disconnected.

4CO2 SEN ALARM CO

sensor has failed, gone out of range or become disconnected.

4OAT SEN ALARM OAT sensor has failed, gone out of range or become disconnected.

4OAH SEN ALARM OAH sensor has failed, gone out of range or become disconnected.

4RAT SEN ALARM RAT sensor has failed, gone out of range or become disconnected.

4RAH SEN ALARM RAH sensor has failed, gone out of range or become disconnected.

4FREEZE ALARM Anti-freeze notification when MAT sensor is below anti-freeze protection set point.

4RTU SHUTDOWN Notification of Shutdown Active when SHUTDWN is chosen for 6AUX1-I or 6AUX2-I.

4ACTUATOR ALARM Actuator gets disconnected or has failed.

4ACT UNDER V Voltage received by the actuator is below expected range.

4ACT OVER V Voltage received by the actuator is above expected range.

4ACT STALLED Damper actuator stopped before achieving commanded position.

4ACT SLIPPING Damper actuator slips after reaching commanded position.

4NOT ECON Not Economizing when it should.

4ECON SHOULDNT Economizing when it should not.

4EXCESS OA Excess outdoor air. Outside air intake is significantly higher than it should be.

4LLA ALARM Leaving air temperature is lower than the low limit (3LAT LOW).

4HLA ALARM Leaving air temperature is higher than the high limit (3LAT HIGH).

Table 19 — Test Commands

PARAMETER DESCRIPTION

7DAMPER MIN POS Press Enter to test if the Economizer Controller can drive damper to minimum position.

7DAMPER CLOSE Press Enter to test if the Economizer Controller can drive damper to 100% Closed.

7DAMPER OPEN Press Enter to test if the Economizer Controller can drive damper to 100% Open.

7DAMPER ALL Press Enter to perform all the above tests.

7DAMPER Press Enter to test if the Economizer Controller can drive damper to the selected voltage.

7Y1O Press Enter to test if the Economizer Controller can turn on or off the first stage of cooling (close or open relay Y1O).

7Y2O Press Enter to test if the Economizer Controller can turn on or off the second stage of cooling (close or open relay Y2O).

7AUX1-O Press Enter to test AUX1-O connection (close or open relay AUX1-O).

7AUX2-O Press Enter to test AUX2-O connection (close or open relay AUX2-O).

Table 17 — Parameter Settings — I/O Configurations (cont)

PARAMETER DESCRIPTION VALUE DEFAULT

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