BUSCH R5 PLUS Bedienungsanleitung

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Pump Control Instructions
R5 PLUS / COBRA PLUS
R5 RA 0760 A PLUS, R5 RA 1000-1600 A PLUS
COBRA NX 0950 A PLUS
0870213261/-0004_en / Original instructions / Modifications reserved 16/09/2021

Table of Contents
2 / 40 Pump Control Instructions R5 PLUS - COBRA PLUS_EN_en
Table of Contents
1 Safety .......................................................................................................................................3
2 Introduction..............................................................................................................................4
3 Role and User ...........................................................................................................................5
4 Warnings and Alarms Thresholds.............................................................................................6
5 Advanced Settings ....................................................................................................................10
6 Service Interval Configuration...................................................................................................18
7 Remote Control ........................................................................................................................19
7.1 Start / Stop ...................................................................................................................... 20
7.2 Digital Speed Control ....................................................................................................... 20
7.3 Analog Speed Control ...................................................................................................... 21
7.4 Modbus Control............................................................................................................... 21
7.5 PLUS Master .................................................................................................................... 22
7.6 PLUS Controlled............................................................................................................... 23
8 Ethernet Settings.......................................................................................................................25
9 Terminal Board Schematic ........................................................................................................26
10 Modbus Parameters..................................................................................................................26
10.1 Control Bits (Read / Write)............................................................................................... 27
10.2 Control Registers (Read / Write) ...................................................................................... 28
10.3 Status Bits (Read only)...................................................................................................... 28
10.4 Warning / Alarms............................................................................................................. 30
10.5 Status Registers (Read only) ............................................................................................. 32
10.6 Advanced Status Bits (Read only) ..................................................................................... 33
10.7 Advanced Registers (Read only) ....................................................................................... 34
11 Data Logger..............................................................................................................................35

Safety | 1
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1 Safety
These pump control instructions shall give further information concerning individual set-
ting or data analysis to experienced and trained users. Prior to handling the product, this
document should be read and understood. If anything needs to be clarified please con-
tact your Busch representative.
Read carefully before use and keep for future reference.
This document remains valid as long as the customer does not change anything on the
product.
The product is intended for industrial use. It shall be handled only by qualified personnel.
The product has been designed and manufactured according to state-of-the-art meth-
ods.
Nevertheless, residual risks may remain. This instruction manual highlights potential haz-
ards where appropriate. Safety notes and warning messages are tagged with one of the
keywords DANGER, WARNING, CAUTION and NOTICE as follows:
DANGER
... indicates an imminent dangerous situation that will result in death or serious injuries if
not prevented.
WARNING
... indicates a potentially dangerous situation that could result in death or serious injuries.
CAUTION
... indicates a potentially dangerous situation that could result in minor injuries.
NOTICE
... indicates a potentially dangerous situation that could result in damage to property.
NOTE
... indicates helpful tips and recommendations, as well as information for efficient and
trouble-free operation.

2 | Introduction
4 / 40 Pump Control Instructions R5 PLUS - COBRA PLUS_EN_en
2 Introduction
NOTE
Pump control instructions.
This document is only delivered on request and intended for "Role 2" and “Role 3” us-
ers, see Role and User [►5].
It contains additional information about advanced settings (i.e. remote control settings
and threshold settings).
Please refer to the original instruction manual of the corresponding machine whose con-
tent remains valid.
NOTE
Human-Machine Interface illustrations.
The Human-Machine Interface displays which are shown in this manual illustrate the
use of the interface with the R5 RA 0760 A PLUS & RA 1000-1600 A PLUS vacuum
pumps.
Some of these displays may differ for the COBRA NX 0950 A PLUS vacuum pump. The
principles of using of the interface however are similar.

Role and User | 3
Pump Control Instructions R5 PLUS - COBRA PLUS_EN_en 5 / 40
3 Role and User
Three roles of user rights are predefined in the system:
– Role 1 ► Operator
This role is intended for machine operators to control the machine (limited rights) or
monitor operating values. It does not require any password.
– Role 2 ► Installation/Maintenance technician
This role is intended for installation/maintenance technicians to configure the machine
according to the application. The password for this role can be found in the separate
sheet attached to this instruction manual and allows an access to the following features:
– change operating mode,
– reset hours before the next service,
– set the remote control and monitoring parameters, refer to the specific document
"Pump Control Instructions, art. no.: 0870213261".
– Role 3 ► Busch Service
Only authorized personnel from Busch Service have this level of access rights.
NOTE
In case of any questions related to the machine settings:
• Please contact Busch Service.
When a password is required, the display shows this screen:
Password
CANCEL
***
SAVE
• Press on the three stars.
• Fill the correct password in the number pad according to your access right.
• Save it.
• From now on, the specific rights are open for a limited period ► delay of 5 minutes.

4 | Warnings and Alarms Thresholds
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4 Warnings and Alarms Thresholds
NOTICE
Change factory settings.
Risk of damage to the machine!
If wrong or not allowed parameters have been set, Busch disclaims any liability for dam-
age to the machine.
• Only change parameters after Busch approval.
To consult or change thresholds values:
• Go to “SYSTEM” > “SETTINGS”.
• Press on “Warnings and alarms thresholds”.
• Enter the password ► Role 3 for visualization and/or modification, see Role and User
[►5].
>
>
>
>
>
HOME
SETTINGS
OPERATIONS
CONTACT
MAINTENANCE SYSTEM
MODEL
Date Language
Time Units
mbar / mbar g
Warnings and alarms thresholds
°C
English01 / 07 / 2021
13 : 48
ETHERNET
Advanced settings
Three types of pressure units are available (press to change):
• mbar / mbar g
• hPa / hPa g
• Torr / PSIG
Two types of temperature units are available (press to change):
• °C
• °F

Warnings and Alarms Thresholds | 4
Pump Control Instructions R5 PLUS - COBRA PLUS_EN_en 7 / 40
There are four screens containing all warning and alarm settings.
By default, the machine automatically stops when an alarm occurs (highly recommend-
ed). However, it is possible to leave the machine running after an alarm by switching off
the button “Stop in case of alarm”.
Screen 1
HOME
SETTINGS
OPERATIONS
CONTACT
MAINTENANCE SYSTEM
MODEL
Exhaust gas
temperature
ETHERNET
Alarm
AlarmWarningStop in case of alarm
AlarmWarningStop in case of alarm
Inlet pressure
Oil temperature
NEXT
On
On
800 mbar 15 min
110 °C 130 °C
30 min
110 °C
Screen 2
HOME
SETTINGS
OPERATIONS
CONTACT
MAINTENANCE SYSTEM
MODEL
Exhaust pressure WarningStop in case of alarm
ETHERNET
Alarm
AlarmWarningStop in case of alarm
Oil temperature sensor disconnected
Stop in case of alarm
Control cabinet
temperature
Exhaust pressure sensor disconnected
On
NEXT
On
On
30 s 60 s
PREVIOUS
On
Stop in case of alarm
1400 mbar g 1500 mbar g

4 | Warnings and Alarms Thresholds
8 / 40 Pump Control Instructions R5 PLUS - COBRA PLUS_EN_en
Screen 3
HOME
SETTINGS
OPERATIONS
CONTACT
MAINTENANCE SYSTEM
MODEL
Inlet pressure sensor disconnected
Stop in case of alarm
ETHERNET
Oil level
On
On
PREVIOUS
Stop in case of alarm
Analog inputs disconnected
Stop in case of alarm On
Modbus Ethernet port 1 disconnected
Stop in case of alarm On
Stop in case of alarm
External inlet pressure sensor disconnected Inlet filter pressure
differential
On 60 mbar
Warning
Screen 4
HOME
SETTINGS
OPERATIONS
CONTACT
MAINTENANCE SYSTEM
MODEL
Communication loss with Frequency
converter
Stop in case of alarm
ETHERNET
On
PREVIOUS
Frequency converter alarm
Auto-reset activation Off

Warnings and Alarms Thresholds | 4
Pump Control Instructions R5 PLUS - COBRA PLUS_EN_en 9 / 40
Below, the default warnings and alarms thresholds:
– for the R5 RA 0760 A PLUS vacuum pumps:
Signal type Warning (level 1) Alarm (level 2)
Exhaust gas temperature n/a >110°C
Inlet pressure >800 hPa (mbar)
for 15 minutes
>800 hPa (mbar)
for 30 minutes
Oil temperature >90°C with mineral oil
>110°C with synthetic oil
>110°C with mineral oil
>130°C with synthetic oil
Exhaust pressure >1400 hPa (mbar) abs. >1500 hPa (mbar) abs.
Electrical cabinet temperature >50°C for 30 seconds >50°C for 60 seconds
– for the R5 RA 1000-1600 A PLUS vacuum pumps:
NOTE
Mineral oil available only with water-cooling for RA 1600 A PLUS.
Signal type Warning (level 1) Alarm (level 2)
Exhaust gas temperature n/a >110°C
Inlet pressure >800 hPa (mbar)
for 15 minutes
>800 hPa (mbar)
for 30 minutes
Oil temperature >90°C with mineral oil
>120°C with synthetic oil
>110°C with mineral oil
>130°C with synthetic oil
Exhaust pressure >1400 hPa (mbar) abs. >1500 hPa (mbar) abs.
Electrical cabinet temperature >50°C for 30 seconds >50°C for 60 seconds
– for the COBRA NX 0950 A PLUS vacuum pump:
Signal type Warning (level 1) Alarm (level 2)
Water flow < 8l/min for 15 seconds < 8l/min for 30 seconds
Inlet pressure >800 hPa (mbar)
for 15 minutes
>800 hPa (mbar)
for 30 minutes
Pump temperature >65°C >70°C
Exhaust pressure >150 hPa g (mbar g) rel. >200 hPa g (mbar g) rel.
Electrical cabinet temperature >50°C for 30 seconds >50°C for 60 seconds

5 | Advanced Settings
10 / 40 Pump Control Instructions R5 PLUS - COBRA PLUS_EN_en
5 Advanced Settings
NOTICE
Change factory settings.
Risk of damage to the machine!
If wrong or not allowed parameters have been set, Busch disclaims any liability for dam-
age to the machine.
• Only change parameters after Busch approval.
To consult or change advanced settings values:
• Go to “SYSTEM” > “SETTINGS”.
• Press on “Advanced Settings”.
• Enter the password ► Role 3 for visualization and/or modification, see Role and User
[►5].
>
>
>
>
>
HOME
SETTINGS
OPERATIONS
CONTACT
MAINTENANCE SYSTEM
MODEL
Date Language
Time Units
mbar / mbar g
Warnings and alarms thresholds
°C
English01 / 07 / 2021
13 : 48
ETHERNET
Advanced settings
There are four screens containing all advanced settings.
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