Greenheck Microprocessor Controller v3.0 (469690) Bedienungsanleitung PDF herunterladen (Seite 14)

Digital Input (ID2)

Wheel pressure switch

High pressure=Closed

Status:Open

THIS SCREEN DISPLAYS THE ALARM STATUS MODE OF THE ENERGY RECOVERY

WHEEL PRESSURE SWITCH.

When the Wheel pressure switch alarm is triggered, the wheel has excessive frost or

dirt build-up. The High pressure parameter allows the user to select Open or Closed

for the contact position that will trigger the alarm. Status displays the real time status

(open/closed) of the digital input.

Digital Input (ID3)

Wheel rotation alarm

Alarm:Closed

Status:Open

THIS SCREEN DISPLAYS THE ALARM STATUS MODE OF THE ENERGY RECOVERY

WHEEL ROTATION SENSOR.

When the Wheel rotation alarm is triggered, the wheel has stopped rotating. Refer to

‘PROGRAM’ menu for wheel rotation alarm delay. Status displays the real time status

(open/closed) of the digital input.

Digital Input (ID4)

Unit ON/OFF control

Unit ON when:Closed

Status:Open

THIS SCREEN DISPLAYS THE STATUS MODE OF THE REMOTE INPUT FOR UNIT ON

OFF CONTROL.

The Unit ON when parameter allows the user to select Open or Closed for the contact

position that will energize the unit. Status displays the real time status (open/closed) of

the digital input.

Digital Input (ID5)

Exhaust proving switch

Alarm:Open

Status:Closed

THIS SCREEN DISPLAYS THE ALARM STATUS MODE OF THE EXHAUST FAN.

When the Exhaust proving switch alarm is triggered, the fan is not seeing airflow and

the unit will shutdown and alarm. The Alarm parameter allows the user to select Open

or Closed for the contact position that will trigger the alarm. Status displays the real

time status (open/closed) of the digital input.

Digital Input (ID6)

Occupied/Unoccupied

Occupied when:Open

Status:Closed

THIS SCREEN DISPLAYS THE ALARM STATUS OF THE OCCUPIED/UNOCCUPIED

OPERATION.

While in Input ID6 mode, (refer to ‘PROGRAM’ menu) the input from ID6 will send the

unit into occupied or unoccupied mode. If in BMS or Time Clock mode, a 24 VDC input

from ID6 will override the system operation from unoccupied (refer to ‘TIME CLOCK’

menu for actual override time period) to occupied (but not occupied to unoccupied)

mode for a specific override. The Occupied when parameter allows the user to select

Open or Closed for the contact position that will indicate Occupied operation. Status

displays the real time status (open/closed) of the digital input.

Digital Input (ID7)

Dirty filter switch

Alarm:Closed

Status:Open

THIS SCREEN DISPLAYS THE ALARM STATUS MODE OF THE DIRTY FILTER SWITCH.

The Alarm parameter allows the user to select Open or Closed for the contact position

that will trigger the alarm. Status displays the real time status (open/closed) of the

digital input.

Digital Input (ID8)

Compressor limits

Alarm:Open

Status:Closed

THIS SCREEN DISPLAYS THE ALARM STATUS MODE OF THE COMPRESSORS.

This screen only appears if DX cooling was provided in the unit.

The Alarm parameter allows the user to select Open or Closed for the contact position

that will trigger the alarm. Status displays the real time status (open/closed) of the

digital input. Based on factory defaults, the DX staging will lockout and alarm when the

Status is Open.

End of I/O setups

I/O SETUP MENU - continued

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