User Manual

4/20 Bosch Rexroth AG
RC RE 95203/11.07
Block Circuit Diagram
RC36-20
1 - 12 switched outputs 2.0 A
1 - 36 High-side proportional
solenoid output 2.0 A
13 - 20 switched outputs 0.5 A
1 - 4 CAN bus interface
Output enable
1)
Power supply
for output
stages and
electronics
Ignition switch
(terminal 15)
Frequency
inputs
Voltage
inputs
1 Analog output
0 - 20 mA
1 Sensor supply 10 V
1 Sensor supply 5 V
Current
inputs
Tempera-
ture inputs
Switch
inputs
-
+
+
1...6
7...8
9...10
1...2
3...9
1...12
1...4
1...32
Power supply
Voltage
supply with
integrated
watchdog
Switch-on
pulse
Inputs
Frequency
inductive
Frequency
active
Current
0 - 20 mA
Temperature
(resistance)
Switches
TriCore™ microcontroller 32-bit
Flash
EPROM
6 MByte
RAM
1 MByte
Two separate
A/D
converters
12-bit
Control unit
for outputs
Interface
controller
Central
safety cut-off
Power supply
Watchdog
Power
outputs
Switch output stage
PWM output stage
Interface
driver
Output enable
1)
SPI bus
Switch output
stage
Voltage
10 V
Voltage
5 V
Current
0 - 20 mA
Measure-
ment
Status
Voltage
0 - 10 V
Voltage
0 - 32 V
Frequency
DSM
µC
micro-
controller
DSP
digital signal
processing
Risc µC
reduced in-
struction set
computer
Digital
input
1
) Independent input for release/shutdown of the power outputs.