INSTALLATION
SINUS K
INSTRUCTIONS
176/
191
13.8.
“LOC-0-REM” Key Selector Switch and Emergency
Push-button for IP54 Models
Inverter with rating IP54 can be provided with a key selector switch and an emergency push-button (optional
devices supplied by request).
Key-selector switch selects the following operating modes:
POSITION OPERATING
MODE
DESCRIPTION
LOC
INVERTER IN LOCAL MODE
The inverter operates in “Local” mode. The Start command and
the frequency/speed reference are sent via keypad. Press the
Start button to start the inverter: the Enable command (terminal
6) is sent from the selector switch if terminals 1 and 2 are
connected together (factory-setting).
0
INVERTER DISABLED
Inverter disabled
REM
INVERTER IN REMOTE MODE The control mode is defined by programming in parameters
C21/22 (IFD SW) or C14/C16 (VTC SW). The Enable command
(terminal 6) is sent from the selector switch if terminals 1 and 2
are connected together (factory-setting).
When pressed, the emergency push-button immediately stops the inverter.
An auxiliary terminal board with voltage-free contacts is provided for the selector switch status, the emergency
push-button status and the Enable command.
TERMINALS FEATURES
FUNCTION
DESCRIPTION
1 Optoisolated
digital
input
ENABLE
Connect terminal 1 to terminal 2 to
enable the inverter (terminals 1 and 2
are connected together—factory-
setting)
2
0V digital inputs
CMD
Digital input ground
3-4 Voltage-free
contacts
(220V-3A, 24V 2,5A)
STATUS OF LOC-0-REM
SELECTOR SWITCH
Contacts closed: selector switch in
position LOC;
contacts open: selector switch in
position 0 or REM
5-6 Voltage-free
contacts
(220V-3A, 24V 2,5A)
STATUS OF LOC-0-REM
SELECTOR SWITCH
Contacts closed: selector switch in
position REM;
contacts open: selector switch in
position 0 or LOC
7-8 Voltage-free
contacts
(220V-3A, 24V 2,5A)
STATUS OF EMERGENCY
PUSH-BUTTON
Contacts closed: emergency push-
button not depressed
Contacts open: emergency push-
button depressed
NOTE
When the key selector switch and the emergency push-button are installed,
multifunction digital input MDI4 (terminal 12) cannot be used.
The ground of multifunction digital inputs is available also on terminal 2 in the
auxiliary terminal board.
When the key selector switch and the emergency push-button are installed, digital
inputs cannot be used with a “PNP” command. If “PNP” command must be used,
please contact Elettronica Santerno Spa.
Содержание SINUS K
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