35
vacon
connections
Tel. +358 (0)201 2121 • Fax +358 (0)201 212205
4
4.5.2 Typical Connection Diagrams for Digital Inputs
Figure 13: Connections for 2-wire and 3-wire Control
Figure 14: Connections for Preset Speeds
Typical connection for 2-wire control
Typical connection for 3-wire control
PS3 (Bit 3)
PS2 (Bit 2)
PS1 (Bit 1)
Speed Selected
0
0
0
Normal reference speed as defined by parameters 201 (Input
Mode) and 204 (Ref Select)
0
0
1
Preset frequency F1 (303-F1).
0
1
0
Preset frequency F2 (304-F2).
0
1
1
Preset frequency F3 (305-F3).
1
0
0
Preset frequency F4 (306-F4).
1
0
1
Preset frequency F5 (307-F5).
1
1
0
Preset frequency F6 (308-F6).
1
1
1
Maximum frequency (302, Max Frequency).
Table 11:Selection of Preset Speeds
RUN/STOP
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