H7387_d
RE 30146, edition: 2013-10, Bosch Rexroth AG
Digital control electronics
for electro-hydraulic
injection molding machines
Contents
Features 1
Ordering code 2
Functional description: Overview 3
Functional description: Injection control 3
Block diagram 6
Technical data 7
Pin assignment of the male multipoint connector 8
Pin assignment of the D-Sub socket on the front panel 8
Dimensions 9
Project planning / maintenance instructions /
additional information 10
▶ Component series 2X
RE 30146
Edition: 2013-10
Replaces: 08.07
Type VT-HACD-DPQ
Features
▶ Actual value recording via SSI encoder, incremental or
analog position measurement system possible
▶ Free confi guration of the valve control spool
▶ Control loop adjustment
▶ Jog mode controlled
▶ Separate menus for injection, holding pressure and
back pressure
▶ Pressure transition via:
– Position
– Internal mold pressure
– Hydraulic pressure via position
– Discrete input
▶ Enable input and OK output
▶ ±10 V reference voltage output
▶ Front display with keys to display and change param-
eters as well as for diagnosis purposes
▶ RS232 serial interface
▶ Up to 32 controller cards can be interconnected for
parameterization and diagnosis via the local bus
▶ Internal or analog profi le
▶ I/O confi guration
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