Actual signals and parameters 273
Note: MREL-01 required for PFA relays 2, 3 and 4.
4 = DI4 – Enables the Interlock function, and assigns a digital input (starting with DI4)
to the interlock signal for each PFA relay. These assignments are defined in the
following table and depend on:
• The number of PFA relays (number of parameters 1401…1403 and 1410) with
value = 31 (PFA).
• The Autochange function status (disabled if 8118 AUTOCHNG INTERV = 0)
Group 81: PFA control
Code Description Range Resolution Default S
No. PFA relays Autochange disabled (8118) Autochange enabled (8118)
0 DI1…DI2: Free
DI3: Speed Reg Motor
DI4…DI5: Free
Not allowed
1 DI1…DI2: Free
DI3: Speed Reg Motor
DI4: First PFA Relay
DI5…DI5: Free
DI1…DI2: Free
DI3: First PFA Relay
DI4…DI5: Free
2 DI1…DI2: Free
DI3: Speed Reg Motor
DI4: First PFA Relay
DI5: Second PFA Relay
DI1…DI2: Free
DI3: First PFA Relay
DI4: Second PFA Relay
DI5…DI5: Free
3 DI1…DI2: Free
DI3: Speed Reg Motor
DI4: First PFA Relay
DI5: Second PFA Relay
DI1…DI2: Free
DI3: First PFA Relay
DI4: Second PFA Relay
DI5: Third PFA Relay
4 Not allowed DI1…DI2: Free
DI3: First PFA Relay
DI4: Second PFA Relay
DI5: Third PFA Relay
No. PFA relays Autochange disabled (8118) Autochange enabled (8118)
0 DI1…DI3: Free
DI4: Speed Reg Motor
DI5…DI5: Free
Not allowed
1 DI1…DI3: Free
DI4: Speed Reg Motor
DI5: First PFA Relay
DI1…DI3: Free
DI4: First PFA Relay
DI5…DI5: Free
2 DI1…DI3: Free
DI4: Speed Reg Motor
DI5: First PFA Relay
DI1…DI3: Free
DI4: First PFA Relay
DI5: Second PFA Relay
3 Not allowed DI1…DI3: Free
DI4: First PFA Relay
DI5: Second PFA Relay
4 Not allowed Not allowed
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