REXROTH Fv Series, Instruction Manual

Page: 46 / 222

5.3.2 Control Circuit Terminals
Control circuit terminals description
Type Terminal Signal function Description Signal requirement
Digital
input
signals
FWD FWD/Stop See parameters [b1.02]、[E0.00]
24 VDC 8 mA inputs via opto-
electric couplers
REV REV/Stop See parameters [b1.02]、[E0.00]
X1 − X8 Multiple speed commands Activated with “closed”
SC
Shared connection for digi‐
tal signals
Isolated from GND
Analog
input
signals
±10 V
Supply voltage for external
frequency setpoint value
specified
Power supply for speed com‐
mands
±10 V
（Max. current 10 mA）
VR1
Analog frequency com‐
mands
Analog voltage frequency input
1
Input voltage range：-10 − 10 V；
Input resistance：100 kΩ；
Resolution：1/2000
VR2
Analog voltage frequency input
2
Input voltage range：0 − 10 V；
Input resistance：100 kΩ；
Resolution：1/2000
+I Analog current frequency input
Input current range：4 − 20 mA；
Input resistance：165 Ω；
Resolution：1/1000
GND Frame potential (0 V) Isolated from COM
Digital
output
signals
OUT1-CME Open collector output 1
Can be programmed as multi‐
ple function digital outputs, see
parameters [E1.00], [E1.01].
Open collector outputs:
Max. output voltage: +24 VDC;
Max. current: 50 mA
OUT2-CME Open collector output 2
DO-COM Digital frequency output
Can be programmed as multi‐
ple function pulse outputs, see
[E1.16].
Open collector outputs via opto-
couplers:
Max. output frequency 50 kHz (set
by [E1.17]);
Max. output voltage: 24 VDC
Ta
Relay changeover 1 con‐
tacts
In case of error protection:
Ta − Tb closed; Tb − Tc open
（Tb is the shared terminal.）
Rated capacity of contact trans‐
mitter:
250 VAC 3 A；
30 VDC 3 A
Tc
Tb Relay 1 shared contact
Pa
Relay changeover 2 con‐
tacts
Programmable multi-function
relay outputs, see parameters
[E1.02]
Pa − Pb always open；
Pb − Pc always closed
（Pb is the common terminal）
Rated capacity of contact trans‐
mitter:
250 VAC 3 A;
30 VDC 3 A
Pc
Pb Relay 2 shared contact
+24 V
24 VDC connec‐
tion for digital output sig‐
nals
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Bosch Rexroth AG DOK-RCON02-FV*********IB01-EN-P
Rexroth Frequency Converter Fv
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Installation