Protection Function; Overview; Pressure Sensor Failure Detection - Bosch rexroth Sytronix FcP 5020 Quick Start Manual

Bosch Rexroth AG
Block Diagram of Main Functions

7.10 Protection Function

7.10.1 Overview

FcP 5020 ASF provides a multiple of protection functions, including detection of
pressure sensor failure, actual pressure monitoring, pressure / flow command
monitoring, pump power limitation and so on.

7.10.2 Pressure Sensor Failure Detection

Code Name
Protection function configuration
F4.00
word
Pressure sensor failure detection
F4.06
threshold 1 (negative direction)
Pressure sensor failure detection
F4.07
time 1 (negative direction)
Pressure sensor failure detection
F4.08
threshold 2 (positive direction)
Pressure sensor failure detection
F4.09
time 2 (positive direction)
Pressure sensor detection thresh-
F4.10
old (standby)
Pressure sensor detection period
F4.11
(standby)
Tab. 7-20: Parameter list of pressure sensor failure detection
The pressure sensor failure protection can be activated via bit0 of F4.00.
44/83
Setting range
0...15
Bit0: Pressure sensor failure
(PSF)
Bit1: Actual pressure monitoring
Bit2: p/Q max. command limit
Bit3: Oil changing detection
-5,000...0 rpm
0.1...100.0 s
0...5,000 rpm
0.1...100.0 s
1.0...1,000.0 bar
0.1...100.0 s
DOK-RCON03-FCP5020****-QU04-EN-P
FcP 5020
Default Min. Attri.
0 - Run
-1 1 Stop
10.0 0.1 Stop
200 1 Stop
10.0 0.1 Stop
5.0 0.1 Stop
1.0 0.1 Stop