Series 651  OPERATION 
 
605451EC  Edition 2014-07-10  67/
 
5.6  Display information 
There is a 4 digit display located on 
the panel. It displays configuration, 
status and position information. For 
details refer to following tables. 
 
 
 
5.6.1  Power up 
Description  Digit 1  Digit 2  Digit 3  Digit 4 
● Power On: 
All dots are illuminated 
#  #  #  # 
● 1
st
 information for about 3s: 
Firmware generation 
[e.g. 1G..] 
1  G     
● 2
st
 information for about 3s:  
  Firmware version and 
  firmware revision [e.g. 00 04] 
0  0  0  4 
● 3
nd
 information for about 3s: 
Valve type [e.g. .651] 
  6  5  0 
● 4
nd
 information for about 3s: 
Controller configuration 
In case D999 is displayed, 
motor interlock is active. Refer 
to «Safety mode» for details. 
 
1 
= Logic 
interface 
0  
= basic 
1  
= with SPS
1)
 
2  
= with PFO
2)
 
3  
= with SPS
1)
 
and PFO
2)
 
1  
= 1 sensor 
version 
 
2 
 = 2 sensor 
version 
SYNC indicates that powerup 
synchronization is running. 
S 
Y 
N  C 
 
1)
 SPS = optional ±15 VDC Sensor Power Supply module, 
2)
 PFO = Power Failure Option 
Display 
1 2 3 4