3004349_2017_08_03.fm
GB - BESF – Product information
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1.3.2 Ventilator with EC control
General
Ventilators marked “EC” have built-in EC control system.
Cables
Cables for control signals must be screened. The wiring for control signal inputs must
be completely insulated from the supply wirings.
ESD
The electrician must be ESD protected when
• detaching the cover on the EC control
• working with the EC control
BESF160-2-1EC, BESF180-4-1EC, BESF200-4-1EC, BESF225-4-1EC, BESF250-4-1EC
Diagram
* Not supplied by EXHAUSTO.
Key to diagram
Fig. 9
Terminal
Signal description
100
10 V DC
101
0-10 VDC
102
0 V DC (chassis)
103
Direction of rotation
104
Start/stop
105
0 V DC (chassis)
106
RS485 + (A)
107
RS485 - (B)
108
0 V DC (chassis)
11
Alarm C
12
Alarm NO
13
Alarm NC
Содержание BESF Series
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