Hengstler Signo 721.2 User Manual page 144

6 Replacing the 0721.1 with 0721.2, .3 or .4
6.2.3. Version: 2 Presets with relay-output
Power supply
DC or AC
old
0 721 105
0 721 106
0 721 110
0 721 125
0 721 126
Plug-type Function
connector
1 Power supply
DC-suppl. 0 V
AC-suppl. ~
2 Power supply
DC-suppl. + Ub
AC-suppl. ~
3 not used
new
0 721 205
0 721 206
0 721 210
0 721 205
0 721 206
Plug-type
connector
2
9
1
10
144
alternative displays
07213xx reflective
07214xx backlighted
Function code setting