56
6
8 10 12
2
15
4
9 11 13
U
1
U
2
U
3
1 3
prog
reset
COM
+ -
N
L2
L1
L3
N
L2
L1
L3
N
0
5
AUTO / MANUAL
MODE
Adresse
Transferrate
Parity
Stop bit
Network type
CT value
6
8 10 12
2
15
4
9 11 13
1 3
prog
reset
5
- +
Technical changes reserved
HTG410H
Modbus energy meters
Advice
Set or check at least these configurations:
current transformer, network type, as following.
7.2.5 Commissioning the EC377M
Programming menu structure
Make sure that the different connections are properly connected
as below, before you switch on the device. (For the complete
programming, please refer to the EC377M user instructions)
For the commissioning we suggest to use the manual mode function.
A
LCD
B
Button for value scrolling
C
Button for access to programm menu
D
Metering LED (0.1 Wh/pulse)
If the meter device is integrated into the RS485 daisy chain network
as first or terminal device, the resistor 120 Ω provided must be
connected between the terminals 1 - 3 "+" and "-".
AUTO / MANUAL
MODE
Transfer rate
Parity
Address
CT value
Network type
Stop bit
C
B
A
D