Terminal Block (Tb) Definitions - Mettler Toledo M100 Guía De Configuración Rápida

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Terminal Block (TB) Definitions

8
Port
Terminal Definition
Port Interface for service e.g. firmware update
Aout+, HART+ Notice polarity.
Aout–, HART– Power connection: 14 to 30 V DC
Analog output
HART signal
DI+ Digital input:
0.0 to 1.0 V DC inactive, 2.3 to 30.0 V DC active
DI–
ISM-DATA Sensor input, see "Introduction" chapter on Page 4.
Wired by factory. Do not disconnect.
ISM-GND
Ain+ Analog input: 4 to 20 mA for pressure compensation
Ain–