AquaMaster 3
Electromagnetic flowmeter
User Guide OI/FET2XX–EN Rev. E
1
1
Safety ............................................................................................................................................... 3
1.1
Electrical Safety ............................................................................................................................................. 3
1.2
Symbols ........................................................................................................................................................ 3
1.3
Health & Safety ............................................................................................................................................. 4
2
Mechanical Installation .................................................................................................................... 5
2.1
Unpacking .................................................................................................................................................... 5
2.2
Installation Conditions ................................................................................................................................... 5
2.3
Dimensions ................................................................................................................................................. 11
2.3.1
AquaMaster 3 ............................................................................................................................... 11
2.3.2
Terminal Box – Sensor-mounted .................................................................................................. 12
2.4
GSM-equipped Transmitters ....................................................................................................................... 13
2.4.1
GSM Antenna Installation ............................................................................................................. 13
2.4.2
Connecting a Remote Antenna ..................................................................................................... 14
2.4.3
Installing a SIM Card ..................................................................................................................... 15
3
Electrical Installation ..................................................................................................................... 16
3.1
Grounding ................................................................................................................................................... 16
3.2
Connections ................................................................................................................................................ 18
3.2.1
AquaMaster 3 Connections .......................................................................................................... 18
3.2.2
Use of Tamper-detection Seals .................................................................................................... 19
3.3
Input / Output Connections ......................................................................................................................... 20
3.3.1
Frequency Outputs ....................................................................................................................... 20
3.3.2
Alarm Interface ............................................................................................................................. 21
3.3.3
Input / Output Connections .......................................................................................................... 21
3.3.4
ScanReader Interface (Option) ...................................................................................................... 22
3.3.5
RS232 Local Computer Connection ............................................................................................. 22
3.3.6
Pressure Transducer (Optional) ..................................................................................................... 23
3.3.7
Anti-tamper Protection ................................................................................................................. 24
3.4
MODBUS Connection ................................................................................................................................. 25
3.4.1
2-wire Connection ....................................................................................................................... 26
3.4.2
Host Computer Interface .............................................................................................................. 26
3.4.3
Pull-up and Pull-down Resistors / Polarization .............................................................................. 26
3.4.4
Termination Resistor .................................................................................................................... 27
3.4.5
Cable Properties ........................................................................................................................... 27
3.5
Power Supply Connections ......................................................................................................................... 28
3.5.1
Mains Power Supply ..................................................................................................................... 28
3.5.2
Battery Power Supply ................................................................................................................... 29
3.5.3
Renewable Energy Supply ............................................................................................................ 30
