User Manual

8/16 Bosch Rexroth AG
RC RE 95201/11.07
Overview of Functions
Pin Description Main function Alternative functions
37, 48, 10, 11
Digital input
with selectable pull-up/
pull-down after 5 V /
GND
Pull-up/pull-down
switched in 2 groups:
DI_1 - DI_2,
DI_3 - DI_4
Digital input
Threshold, programmable via software
Pull-up / pull-down resistance
switchable by means of software
Analog voltage input
Measuring range 0 - 5 V
Resolution 10 bit (5.93 mV/Bit)
Input resistance
DC to GND 18.3 k
Ω
Limit frequency filter 9 kHz
Basic setting
with open GND terminal
33, 44
Inductive frequency
input
FIV_1 - FIV_2
Frequency input for inductive
sensors
Frequency evaluation up to 10 kHz
Input resistance 115 k
Ω
Digital input
Evaluation options
• Threshold programmable via software
18, 22
DSM frequency input
FIC_3 - FIC_4
Frequency input for Rexroth
DSM sensors
Frequency evaluation including ad-
ditional information such as direction
of rotation and error monitoring up to
13.5 kHz
(max. tooth pulsation frequency
6.5 kHz)
Frequency input for type PNP sensors
(e.g. HDD1)
Frequency evaluation of active speed sen-
sors switched to ground.
Caution: Short circuit current up to 40 mA
Digital input switching to GND
Evaluation options
• Threshold programmable via software
• Digital current threshold 10 mA +3 mA
35, 46
Analog
voltage input
AIV_1 - AIV_2
Analog voltage input
Measuring range 0 - 5 V
Resolution 10 bit
(5.37 mV/bit)
Input resistance
DC to GND 110 k
Ω
Limit frequency
filter 17.5 kHz
Digital input
Evaluation options
• Threshold programmable via software
34, 45
Analog
current input
with selectable load
(input resistance)
AIC_1 - AIC_2
Analog current measurement
Measuring range 0 - 20 mA
Load 484
Ω
Resolution 10 bit
(10.8 mV/Bit)
Input resistance
Limit frequency
filter 2.9 kHz
Analog voltage input
Measuring range 0 - 10 V
Resolution 10 bit
(10.8 mV/bit)
Input resistance
DC to GND 11.02 k
Ω
Limit frequency
filter 2.9 kHz
Digital input
Evaluation options
• Threshold programmable via software
LED output
Can be used as LED output with
external protective resistor
to battery voltage.
8, 20, 9, 21
Temperature input
AIT_1 - AIT_4
Temperature measurement by
means of resistance measurement
in connected temperature sensors
Evaluation of passive temperature
sensors with PTC measuring resis-
tors
Digital input switching to GND
Evaluation options
• Switching thresholds
< 1.6 V low
> 1.8 V high