Information

Connecting energy meters to StecaGrid coolcept / coolcept³
inverters
WIM Version: 11/11/2016
Connecting energy meters to StecaGrid coolcept / coolcept³ inverters
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12 Janitza ECS3-63 CP Modbus (ECSEM113 / ECSEM114MID)
This three-phase energy meter is designated as "Janitza ECS3" in the "Meter type" field in the energy
management settings of the StecaGrid coolcept / coolcept³.
Device connection Inverter RJ10 Bus signal Janitza ECS3
Contact / Pin
1
Data A
≙
D+
6
2 Data B
≙
D- 5
3
Ground
≙
Shield
7
4
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Fig. 16 Circuit diagram for Herholdt ECS3-80 B Modbus
RS485 interface settings
at the Janitza ECS3 energy meter
Menu item
Settings
Address
1
Baud rate
19200
Baud
Parity
None
Stop bits
1