EMH metering EM4TII Bedienungsanleitung Seite 33

Connecting cable to be used
Screw-type terminal:
y Additional terminals:
• 0.14 mm² to 1.5 mm² (use ferrule terminal!)
• Tighten to maximum torque of 0.5 Nm
y Measurement and supply terminals:
• 0.2 mm² to 4 mm² (use ferrule terminals!)
• Tighten to maximum torque of 0.5 Nm
Assignment of test inputs:
Version Channel 1
AC AC voltage
ACAC AC voltage
ACACAC AC voltage
ACDC AC voltage
DC DC voltage
DCDC DC voltage
DCDCDC DC voltage
AC+AC AC voltage
DC+DC DC voltage
Assignment of connection terminals
13 – GPS (in) - RS232-TxD
14 – GPS (in) - RS232-RxD
15 – GPS (in) - RS232-GND
1 – U_Modem + (out)
2 – U_Modem − (out)
3 – U_Batt + (in)
4 – U_Batt − (in)
Not connected
1)
Channel 2
AC current
AC current
AC current
AC current
DC current
DC current
DC current
AC current
DC current
16 – RS232-n.c.
1)
17 – RS232-n.c.
1)
18 – RS232-TxD
19 – RS232-RxD
20 – RS232-GND
5 – CH1 high
6 – CH1 low
7 – CH2 high
8 – CH2 low
33
Channel 3 Channel 4
AC current
AC current AC current
DC voltage DC current
DC current
DC current DC current
AC voltage AC current
DC voltage DC current
RS485-n.c.
1)
RS485-n.c.
1)
RS485-B
RS485-A
RS485-GND
9 – CH3 high
10 – CH3 low
11 – CH4 high
12 – CH4 low
RS422-A
RS422-B
RS422-B'
RS422-A'
RS422-GND