Mitsubishi Electric s-MEXT-G00 006 Technical Manual page 95

TM_s-MEXT_ME28relC_00_12_19_EN
REQUEST
REQUEST
REQUEST
As indicated by the chart, the alert level is bypassed if the fan is already running at maximum nominal speed
The way the function works can be displayed from the "Unit" menu.
Technical manual
PAC-IF REQUEST MANAGEMENT
REQUEST
WAIT
WAIT
WAIT
...
REQUEST
Figure 12-4: Representation of Mr. Slim management, reduction load safety function
PROTECTION CHECK
Protection not active.
PAC-IF : Req. REGULATION
Protection still active.
Fan Protection DONE.
The logic will keep the PAC-IF request to the last value sent
and wait a timer before going to (3) Protection Step1
If the protection is still activated.
The logic will decrese the request and wait a timer before
going to (4) Protection Step2
If the protection is still activated.
The logic will decrese the request and wait a timer before
going to (5)
...
LAST STEP OF PROTECTION
If the protection is still activated.
The logic will decrese the request
END OF SRL
95
PROTECTION RESTORE
Protection still not active.
PAC-IF: Req. REGULATION
Protection still not active.
The logic will restore the original request sent to the PAC-IF
and wait a timer before going to (1) Normal Zone
If the protection is still not active.
The logic will increse the request and wait a timer before
going to (2) Alert Zone
If the protection is still not active.
The logic will increse the request and wait a timer before
going to (3) Protection Step 1
...
LAST STEP OF PROTECTION
If the protection is not active.
Go to (5)
TRANSLATION OF THE ORIGINAL INSTRUCTIONS