D12, D13: External Base Block - Danfoss 176F7300 Manual

Freq.
Setting Value
P10
Mx-GND
Operation
ON
Command
8. d12, d13: External Base Block – Parameter values d12, d13 program Multi-functional
Input Terminals: M1 (Pr.38), M2 (Pr.39), M3 (Pr.40), M4 (Pr.41) or M5 (Pr.42) for
external Base Block control. Value d12 is for normally open (N.O.) input, and value
d13 is for a normally closed input (N.C.).
B.B. (N.O.)
Setting by d12
B.B. (N.C.)
Setting by d13
Application Note:
When the programmed inputs for d12 or d13 are used to activate base block control,
the motor will free run. When base block control is deactivated, the AC drive will start its
speed search function and synchronize with the motor speed then accelerated to
programmed frequency.
INPUT
POWER
OUTPUT
FREQUENCY
Speed search starts with
the frequency reference value
OUTPUT
VOLTAGE
P11 P12 P13 P10
ON
ON
Mx "Closed': Operation available.
Mx "Open": Operation available.
GND
VLT MICRO
Allowable maximum
power loss time
Pr.33
Speed synchronization
detection
Pr.32 = d0001
Pr.34
Min. baseblock
time
Speed search
operation
37
VLT ® MICRO
P13
Time
ON
OFF
ON