Bosch Rexroth IndraDrive HMV02 Operating Instructions Manual page 39

DOK-INDRV*-HMV02******-IT01-EN-P
Rexroth IndraDrive Supply Units HMV02
Pin Assignment Connec‐
Fig.5-11: Connection Point X32
Contact Bb1
Integrate the Bb1 contact in the control circuit for the mains con‐
nection (see also Project Planning Manual of drive system; index
entry "Mains connection → Control circuits").
When Bb1 contact opens, the mains contactor must interrupt the
power supply.
Bosch Rexroth AG
Signal Function
tion name
9 24V_IF Supply of circuits for control of
DC bus short circuit and mains
1 0V
contactor
2 24V Output (24 V) for connecting in‐
put X32.3
3 Braking re‐ Switching the braking resistor
sistor switch-on threshold
switch-on
Infeeding supply units:
threshold
●
●
Regenerative supply units:
The input is not active.
Switch-on thresholds: See tech‐
nical data, table "Data of Built-in
Braking Resistor"
4 EIN2 Connection for N/O contact to
control the mains contactor
5 EIN1
(switch-on)
The input is edge-controlled
6 AUS2 Connection for N/C contact to
control the mains contactor
7 AUS1
(switch-off)
8 ZKS Controls the ZKS stage:
●
●
37/71
Instructions for Use
Connected to 24 V of
X32.2:
Activates fixed threshold
(independent of mains
voltage)
Not connected:
Activates variable thresh‐
old (depending on mains
voltage)
Not connected: ZKS active
Connected to 24 V: ZKS
not active