
Installation and Wiring 2-15
P46 Setting 6 - Two-Wire TB3 Control/Keypad or Communication Control
This input mode is similar to Setting 1 except TB3 terminal 8 provides the function
of switching the start, reverse and speed reference from the Program Keypad
Module or Communication Module to the control terminal block (TB3).
Two-Wire TB3 control/Keypad or Communication control Figure 2.10
➊
TB3 terminal 8 can be used to clear faults. See Figure 2.14 for details.
➋
When this input is in an open state the Frequency source is always from the terminal block
regardless of the setting of P59 - [Frequency Select].
P46 Setting 7 - Two-Wire P59 - [Frequency Select] Control
This input mode is similar to Setting 1 except TB3 terminal 8 provides the function
of switching the frequency reference from the control terminal block (TB3) to the
frequency commanded by
P58 - [Internal Frequency]
. For Analog Signal Follower
models this provides the ability to switch from analog control to one preset speed.
For Preset Speed models this provides a ninth preset speed.
Two-Wire Frequency Select control Figure 2.11
➊
TB3 terminal 8 can be used to clear faults. See Figure 2.14 for details.
TB3/Keypad or
Communication
➊
567
8
Common
Run Reverse
Run Forward
TB3
TB3-8 Open
TB3 Control
➋
TB3-8 Closed
Keypad or
Communication Control
Frequency Select
➊
567
8
Common
Run Reverse
Run Forward
TB3
TB3-8 Open
External (TB3)
Frequency Command
TB3-8 Closed
Internal (P58)
Frequency Command
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