Mettler Toledo M400 Especificações descarregar pdf (Página 19)

Transmitter Multiparameter M400 19

Printed in Switzerland 52 121 378

4.3.5 TB4 – ISM (digital) Sensors, pH and Dissolved Oxygen

The wiring of the digital 9 terminal connectors is:

Pin no. Sensor wire Color Function

1 – 24 VDC

2 – GND (24 VDC)

3 Cable core 1-Wire

4 Shield GND (5 VDC)

5 – No connection

6 – GND (5 VDC)

7 – RS485–

8 – RS485+

9 – 5 VDC

– ISM digital sensors can only be connected on TB4.

– Analog sensors can only be connected on TB3.

4.3.6 TB4 – Optical Oxygen Sensors

Pin no. Sensor wire Color Function

1 brown 24 VDC

2 black GND (24 VDC)

3 – 1-Wire

4 grey and yellow GND (5 VDC)

5 – No connection

6 – GND (5 VDC)

7 blue RS485–

8 white RS485+

9 – 5 VDC

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Mettler Toledo M400 Especificações Página 19