Activate The Interface (Modbus Tcp Server) For Energy Management Systems - Mennekes AMTRON Professional Twincharge Betriebs Und Installationsanleitung

S0
+ -
1
Fig. 23: Control via a coupling relay and additional
power supply
1 External power supply, max. 30 V DC
u Connect the external control system to terminal
12 of the digital input.
Configuration in the web interface of the ECU
u Navigate to the menu "Load Management" >
"Dynamic Load Management" and set the fol-
lowing parameters:
Parameter
Meter Digital Input Con-
fig
Meter Digital Input Cur-
rent Offset (L1/L2/L3) [A]
u Click the "Save" button to save the setting(s).
The value by which the upper current limit is re-
duced as soon as the digital input is energised can
be checked in the menu "Dashboard" > "DLM
Status" under "Overall Current Applied [A]".
36
Terminal 12 (DI+)
(external energy
DI+
meter)
Terminal 12 (DI-)
DI-
(external energy
meter)
Setting
u Select "On".
The value by which the
upper current limit for
load management
(parameter "Operator
EVSE Sub-Distribution
Limit (L1/L2/L3) [A]") is
reduced as soon as the
digital input is ener-
gised.
Configuration of the digital input on the Siemens
7KM2200 energy meter (TCP)
The F1, F2, F3 and F4 keys on the energy meter are
needed to select the required "On/Off-Peak" set-
ting.
u Press the F4 key to open the menu.
u Press the F2 key and navigate to "Settings".
u Press the F4 key to open "Settings".
u Press the F3 key several times and navigate to
"Integrated I/O".
u Press the F4 key to open "Integrated I/O".
u Press the F3 key and navigate to "Dig input".
u Press the F4 key to open "Dig input".
u Press the F4 key to open "Action".
u Press the F3 key and navigate to "On/Off-Peak".
u Press the F4 key to confirm "On/Off-Peak".
u Press the F1 key 4 times to close the menu.
6.10.3Activate the interface (Modbus TCP server)
for energy management systems
The tasks described in this section may only
be carried out by a qualified electrician.
Information on compatible energy manage-
ment systems and the description of the
Modbus TCP interface (Modbus TCP Re-
gister Table) can be found on our website:
www.mennekes.org/emobility/knowledge/
compatible-systems-and-interfaces
u Navigate to the menu "Load Management" >
"Modbus" and set the following parameters:
Parameter
Modbus TCP Server for
energy management
systems
Setting
u Select "On".