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2.3 System Configuration
•
Operation and Interfaces: System control is possible through analog and digital inputs or via the
RS485 interface. The latter can be used as a fieldbus or with an RS485 to USB converter from a PC
via the Levitronix
•
Fan control modes:
a. Speed control: Control of rotational speed in increments of 1 rpm up to 13000 rpm.
b. Pressure or flow control: Closed-loop control of pressure or flow if an according external
sensor is connected to the analog input. Sensor placement depending on control target.
2.3.1 Standard System Configuration
Gas
In
Tubing
Gasket
(not included)
Integrated
Mounting
Motor and
Flange
Electronics
Gas
Out
2.3.2 System Configuration ATEX / IECEx
Gas
In
Tubing
Gasket
(not included)
Integrated
Mounting
Motor and
Flange
Electronics
Ex Location
Inside of Fan:
Gas
Zone 1/21 or
Out
Zone 2/22
PL-3502-00, Rev00, DCO# 21-249
®
Service Software (parameterization, firmware updates and failure analysis).
Flow or Pressure Sensor
(optional, not included)
Cable
Impeller
Bushing
Motor Cable
MagLev Fan
1
Chemical Resistance
and IP-67 Space
Figure 3: Standard system configuration.
Flow or Pressure Sensor
(optional, not included)
Cable
Impeller
Bushing
Motor Cable
MagLev Fan
1
Chemical Resistance
and IP-67 Space
Figure 4: ATEX / IECEx system configuration
Screw type connector for
open-wires connection included in
converter cable package.
Signal Interface
- 2 Digital Inputs
- 2 Digital Outputs
- 2 Analog Inputs
- 1 Analog Output
- RS485 Interface
DC Supply
(+VDC, GND, Shielding)
Ex Location
Outside of Fan:
Zone 1/21 or
Zone 2/22 or
Non-Classified
Screw type connector for
open-wires connection included in
converter cable package.
Signal Interface
- 2 Digital Inputs
- 2 Digital Outputs
- 2 Analog Inputs
- 1 Analog Output
- RS485 Interface
DC Supply
(+VDC, GND, Shielding)
5
Ex conform cable
sealing system
User Manual for BFS-i06
www.levitronix.com
PC Connection:
- System configuration
- Firmware update
- Monitoring
4
RS485/USB
Converter Cable
Cable Adapter Signal
2b
2a
Cable Adapter Power
DC
AC
Out
In
AC/DC
Power Supply
3
PC Connection:
- System configuration
- Firmware update
- Monitoring
4
RS485/USB
Converter Cable
Cable Adapter Signal
2b
2a
Cable Adapter Power
DC
AC
Out
In
AC/DC
Power Supply
3
6
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