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3 Electrical connections
Manual ERZ 2000-NG · EN07 · 2019, May 13th
111
Note
If a FLOWSIC600 ultrasonic meter is connected, the operating mode of COM 1
must be adjusted to FLOWSIC600 and coordinate "IB25 FLOWSIC address"
must be set to the Modbus address of the FLOWSICK ultrasonic meter.
COM 2
Pin assignment
Pin
Mode RS 232
1
2
RxD
3
TxD
4
5
GND
6
7
8
9
Use
The RS 232 cannot be switched with the DZU protocol occupied!
(Connection to US 9000 = main totalizer for ultrasonic gas meter).
The operating mode for the COM 2 interface is adjusted in the menu
IB Serial inter-
faces
(see above) with coordinate
IB06 COM 2 operating mode
. The following ad-
justments are possible:
x
Off
x
Modbus ASCII
x
Test
x
DZU
x
Modbus RTU
x
GPS 170
Summary of Contents for ERZ2000-NG
Page 10: ......
Page 68: ...2 Introduction Manual ERZ 2000 NG EN07 2019 May 13th 58 Figure 44 Menu LA Overview...
Page 69: ...2 Introduction Manual ERZ 2000 NG EN07 2019 May 13th 59 Figure 45 Menu LB Totalizer BM1...
Page 77: ...2 Introduction Manual ERZ 2000 NG EN07 2019 May 13th 67 Figure 51 Overview System sub menu...
Page 241: ...6 Flow meters Manual ERZ 2000 NG EN07 2019 May 13th 231 Figure 167 Interface module C34...
Page 340: ...8 Overview Coordinates Manual ERZ 2000 NG EN07 2019 May 13th 330 8 5 6 TSV export...
Page 453: ...Certificates Manual ERZ 2000 NG EN07 2019 May 13th 443...