
Transmitter O
2
M300 20
© 05/07 Mettler-Toledo AG, CH-8606 Greifensee, Switzerland Transmitter O
2
M300
Printed in Switzerland 52 121 305
4.3 Connector PIN definition
4.3.1 TB1 and TB2 for 1/2DIN and 1/4DIN versions
4.3.2 TB3 for 1/2DIN and 1/4DIN versions
Sensor Colour Pin no. Transmitter
1 –
Anode
Coax shield/red
2 Anode
3 –
Cable shield
green/yellow
4 Shield/GND
Cathode
Coax inner/transparent
5 Cathode
NTC1
white
6 GND
7
NTC2
green
8 NTC
9 +5V
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