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Operation
8.3 NAMUR mode settings
Operation different than "Namur 1"
The operation of the controller inhibit for "Normal" operation is dynamic.
• Start the drive with an NO (normally open) contact at -X2:10.
• You inhibit the inverter with a normally closed contact at -X2:11.
8.3.4
Operation according to "Namur 3"
(D)
(S)
Figure 8-9
Control behavior for "test" (dynamic)
• Enter the commands "Speed On" and "Speed Off" using the <On> and <Off> buttons on
the display.
• Make the setpoint value setting using the <down arrow> and <up arrow> buttons.
• Reset errors by pressing the buttons <S+I> simultaneously. The locking and the OUT input
on the control cable terminal block reset the control.
Control behavior for "normal" (static)
• Control the operation of the speed with a switch (NO) at -X2:10. Enter the setpoint via
control cable terminal block -X2 with analog setpoint value 1.
• When required use the reversing input (NO) -X2:16.
"Test" and "Normal" operation
• "Interlocking" (NC): The controller inhibit is activated if you open the contact at -X2:15.
The drive coasts to a stop and cannot be restarted. "Interlocking" is shown on the inverter
display.
• "Off" (NC): You issue the command for "Speed Off" if you remove the 24 V signal at
-X2:10.
92
Dynamic: Pushbutton mode
Static: Switch mode
Assignment of the control cable terminals for "Namur 3" operation
Installation and Operating Instructions for LOHER DYNAVERT I Series 7
Operating Instructions, 10/2022, 4BS0745-002
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