User Manual

2/8 Bosch Rexroth AG
Fan Control AFC
RE 95360/06.08
Ordering Code
Type
Application Software
AS/
Software
Fan Control
AFC
Version
20
AS/ AFC 20
Order Information
The AFC20 application software must only be used with
the RC2-2/21 control unit and other add-on components
(see page 6). When placing an order, the hardware and
software ordering codes should be linked by a "+".
Example: RC2-2/21+AS/AFC20
Method of Operation
The electronic fan control is designed for controlling the following components in the open hydraulic circuit:
– Up to two variable pumps with electrohydraulic pressure control
– Up to two
pressure-relief valves
The hydraulic concepts described below may be used for control purposes.
Hydraulic concept A
• One or two A10VO variable pumps with ED electrohydraulic pressure control, each in conjunction with an AZM fi xed motor with
fan (see illustration below).
1)
Up to four temperature variables can be assigned either CAN or sensor values.
RS232
1234
1234
Power supply
Ignition lock
Controller RC2-2/21
with AFC20 software
BODAS-service
PC software
Diagnostic socket
Digital
output
Engine
A10VO…ED
variable pump
AZM fi xed motor with fan
Temperature sensor 1–4
1)
Light for
operational state
Digital input 1–4
Temperature measurement
via CAN (optional)
1)