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3.3.5
Main switch DYNAVERT Q 2J... or DYNAVERT W 2J...
converters can optionally be purchased with a main switch as switch disconnector. The
manual operation of the switch is on the inside for the "W" version. The switch is strictly a
maintenance switch. The switch can only be operated when the corresponding covers for
compact units or doors for cabinet units are opened.
The switch can be manually operated from the outside for the "Q" version. The handle can be
blocked in the zero position with up to three padlocks. The switch is thus protected against
being switched on again. The padlocks are not included in the delivery.
Serious injury and material damage caused by arcs
If the line feeder supply cable is not properly connected to the main switch for the "Q" / "W"
option, destruction due to arcs can occur.
• Correctly connect the line feeder cable to the main switch.
• Follow the connection instructions supplied by the manufacturer of the main switch The
3.3.6
External display
An external display can optionally be connected. The external display with the item number
L0296033 has the same functionality as the internal display.
Additional information is provided in Chapters "Connection for optional external display with
RS 485 (Page 104)" and "Installing an external display (Page 58)".
3.3.7
Optional fieldbus connection
3.3.7.1
PROFIBUS DP
You can purchase a PROFIBUS board as accessory. The PROFIBUS board is installed under the
grey plastic cover. The board can be retrofitted. You recognize from the description "... Type
code _ _ _ _ P _" on the rating plate that a PROFIBUS board has been integrated.
More details about the board and the PROFIBUS parameters can be found in the separate
PROFIBUS description.
Installation and Operating Instructions for LOHER DYNAVERT I Series 7
Operating Instructions, 10/2022, 4BS0745-002
CAUTION
instructions can be found in the unit or inside the door in the cabinet pocket.
Description
3.3 Accessories
37
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