Quick Setup Guide M300 FLOW Transmitter - METTLER TOLEDO
Quick Setup Guide M300 FLOW Transmitter - METTLER TOLEDO
Quick Setup Guide M300 FLOW Transmitter - METTLER TOLEDO
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3 Terminal Block (TB) definitions<br />
Power connections are labeled –Nfor Neutral and +L for Line, for 100 to 240 VAC or 20 – 30 VDC.<br />
1<br />
⁄4 DIN 1<br />
⁄2<br />
TB2 for<br />
DIN<br />
⁄4 DIN<br />
TB4 TB3<br />
1 AO1+<br />
1 9<br />
2 AO1–/AO2–<br />
3 AO2+<br />
9 1<br />
4 –<br />
5 –<br />
9<br />
6 –<br />
TB1A<br />
7 DI1+<br />
1 7<br />
8 DI1–<br />
TB1B 1<br />
9 –<br />
1 7 TB2<br />
TB1A for 1 ⁄4 DIN<br />
1 NO2<br />
2 COM2<br />
3 NC2<br />
4 –<br />
5 –<br />
6 NO4<br />
7 COM4<br />
TB1B for 1 ⁄4 DIN<br />
1 NO1<br />
2 COM1<br />
3 NC1<br />
4 –<br />
5 –<br />
6 NO3<br />
7 COM3<br />
TB2 for 1 ⁄2 DIN<br />
1 AO1+<br />
2 AO1–/AO2–<br />
3 AO2+<br />
4 –<br />
5 –<br />
6 –<br />
7 DI1+<br />
8 DI1–<br />
9 –<br />
1 NO1<br />
2 COM1<br />
3 NC1<br />
4 NO2<br />
5 COM2<br />
6 NC2<br />
7 –<br />
TB1 1 14<br />
1 9 1 9 1 9<br />
TB2 TB3 TB4<br />
TB1 for 1 ⁄2 DIN<br />
8 –<br />
9 –<br />
10 –<br />
11 NO3<br />
12 COM3<br />
13 NO4<br />
14 COM4<br />
NO = normally open (contact is open if unactuated). NC = normally closed (contact is closed if unactuated).<br />
3.1 Sensor Connections – TB3<br />
4<br />
Flow<br />
Pin no.<br />
Function<br />
1 – Not used<br />
2 GND Ground<br />
3 BJ +10 VDC<br />
4 BIN Pulse Input<br />
5 +5V +5 VDC<br />
6 GND Ground<br />
7 AJ +10 VDC<br />
8 AIN Pulse Input<br />
9 +5V +5 VDC<br />
– AJ and AIN refer to connections for channel A.
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