User Manual for BFS-i10
www.levitronix.com
PL-3505-00, Rev00, DCO# 21-249
6
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
®
Service Software
(parameterization, firmware updates and failure analysis).
•
Fan control modes:
a.
Speed control:
Control of rotational speed in increments of 1 rpm up to 7400 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
Figure 3: Standard system configuration.
2.3.2 System Configuration ATEX / IECEx
Figure 4: ATEX / IECEx system configuration
Integrated
Motor and
Electronics
Gas
In
Signal Interface
- 2 Digital Inputs
- 2 Digital Outputs
- 2 Analog Inputs
- 1 Analog Output
- RS485 Interface
Gas
Out
Mounting
Flange
Tubing
Flow or Pressure Sensor
(optional, not included)
Cable
Bushing
DC Supply
(+VDC, GND, Shielding)
Gasket
(not included)
AC/DC
Power Supply
DC
Out
AC
In
Cable Adapter Power
RS485/USB
Converter Cable
Screw type connector for
open-wires connection included in
converter cable package.
Cable Adapter Signal
Impeller
PC Connection:
- System configuration
- Firmware update
- Monitoring
Motor Cable
Chemical Resistance
and IP-67 Space
MagLev Fan
1
3
4
2a
2b
Integrated
Motor and
Electronics
Gas
In
Signal Interface
- 2 Digital Inputs
- 2 Digital Outputs
- 2 Analog Inputs
- 1 Analog Output
- RS485 Interface
Gas
Out
Mounting
Flange
Tubing
Flow or Pressure Sensor
(optional, not included)
Cable
Bushing
DC Supply
(+VDC, GND, Shielding)
Gasket
(not included)
AC/DC
Power Supply
DC
Out
AC
In
Cable Adapter Power
RS485/USB
Converter Cable
Screw type connector for
open-wires connection included in
converter cable package.
Cable Adapter Signal
Impeller
MagLev Fan
PC Connection:
- System configuration
- Firmware update
- Monitoring
Motor Cable
Ex conform cable
sealing system
Ex Location
Outside of Fan:
Zone 1/21 or
Zone 2/22 or
Non-Classified
Chemical Resistance
and IP-67 Space
Ex Location
Inside of Fan:
Zone 1/21 or
Zone 2/22
1
3
4
2a
2b
5
