Issue 07/04  3  Functions 
MICROMASTER 420    Operating Instructions   
6SE6400-5AA00-0BP0 
73 
3.5.5.2  Selection of command source 
 
P0700 =... 
 
 
Selection of  
command source 
Selects digital command source. 
  0  Factory fault setting 
 1  BOP (keypad)  
 2  Terminal 
  4   USS on BOP link 
  5   USS on COM link 
  6  CB on COM link 
P0700 = 2
Sequence control
Setpoint
channel
Motor
control
BOP
USS
BOP link
USS
COM link
Terminals
CB
COM link
3.5.5.3  Digital input (DIN) 
 
P0701=... 
 
Function of digital input 1 
Terminal 5 
 1  ON / OFF1 
 
P0702 =... 
 
Function digital input 2 
Terminal 6 
12 Reverse 
 
P0703 =... 
 
Function digital input 3 
Terminal 7 
 9  Fault acknowledge 
P0704 = 0
 
Function digital input 4 
Via analog input 
Terminals 3, 4 
  0  Digital input disabled 
 
P0724 =... 
 
Debounce time for  
digital inputs 
Defines debounce time (filtering 
time) used for digital inputs. 
  0  No debounce time 
  1  2.5 ms debounce time 
  2  8.2 ms debounce time 
  3  12.3 ms debounce time 
Possible Settings: 
 0  Digital input disabled 
  1  ON / OFF1 
  2  ON + Reverse / OFF1 
  3  OFF2 – coast to standstill 
  4  OFF3 – quick ramp-down 
 9  Fault acknowledge 
10 JOG right 
11 JOG left 
12 Reverse 
13  MOP up (increase frequency) 
14  MOP down (decrease frequency) 
15  Fixed setpoint (Direct selection) 
16  Fixed setpoint (Direct selection + ON) 
17  Fixed setpoint (Binary coded selection + ON) 
21 Local/remote 
25  DC brake enable 
29 External trip 
33  Disable additional freq setpoint 
99 Enable BICO parameterization 
 
24 V
T0
&
0 V
Debounce time: DIN
0 ... 3
P0724 (3)
CO/BO: Bin.inp.val
r0722
r0722
Kl.8  P24
Kl.9  0 V
DIN channel
Function of DIN 1
0 ... 99
P0701 (1)
0
99
...
Function
 
 
2 
1 
12 
9 
0 
3