67
EN
UST - Control and regulation unit
General remarks The UST PC board is a universal control, regulation and monitoring unit for fully digiti-
sed Fronius power sources.
Following versions are available:
- UST 2C (4,070,960,Z)
- UST-Pipe (4,070,963,Z)
Component
position in the
machine
Fig.36 TPS 2700: position of UST PC board
Fig.37 TPS 3200, TS/TPS 4000/5000:
position of UST PC board
Overview
Fig.38 UST PC board
X4
X1
X6
X2 X8
X7 X5
X10
X9
X3
LED +24 V internal
LED +15 V
LED +5 V
LED -15 V
LED STAT
LED +24 V external
LED +5 V (RS 485)