140NOM21200 | Schneider Electric | Modicon DIO Head-end AdaptorSchneider Electric 140NOM21200 Modicon Quantum Dual Modbus Plus (Modbus+) Network Option Module Product Description The 140NOM21200 is a dual port Modbus Plus (Modbus+) communication adapter module for the Modicon Quantum platform. Designed for high speed and fault tolerant communication, it provides two RS485 twisted pair interfaces for redundant copper cabling. It enables seamless integration between Quantum PLCs and other Modbus+ devices,

A: It prevents the coaxial connector from contacting the machine ground or being contaminated by oil and moisture

-----Westinghouse:

It is important to note these boards are not backward compatible due to added components on the DS215 board

Supports up to 8 FOUNDATION Fieldbus H1 links for device connectivity

XYCOM: I/O

Output Control: Generates control signals to operate output devices and actuators

Operating Temperature: -40°C to 70°C

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Operating Temperature Range: -51 °C to +177 °C (-60 °F to +351 °F)

LOCAL BOX STYLE

Cable connections: Uses twin-axial cables for bus communication and a coaxial cable for station connection