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Yokogawa MX150-6 MX100 Series Motherboard Base Plate

The Yokogawa MX150-6, also cataloged as the MX150 Modular Data Acquisition Unit, operates as a dedicated hardware component for real-time process signal acquisition and power distribution within Yokogawa MX100 series platforms.

Hardware Specifications

Parameter Specification
Model MX150-6
Brand Yokogawa
Origin Japan
Weight 0.45 kg (1 lb)
Dimensions 407.5 mm x 131 mm x 163 mm
Operating Temp 0 deg C to 50 deg C
Power Consumption 100-240 V AC or 10-30 V DC (configuration dependent)
System Compatibility Yokogawa MX100 Series
Module Slots 6 measurement module connections
Supported Modules 4-CH high-speed universal, 10-CH medium-speed universal, 6-CH RTD, 4-CH strain
Sampling Rate Up to 10 ms (module dependent)
Communication Ports Ethernet (10BASE-T/100BASE-TX), RS-232C, USB
Local Storage CompactFlash (CF) card slot
Mounting Options DIN-rail or panel mount
Certifications CE

Channel-to-Channel Isolation and DCS Integration

The MX150-6 motherboard base plate provides high-density backplane connectivity for up to 6 measurement modules, routed to deliver channel-to-channel isolation across diverse process input cards. Signal conversion tracks millivolt, RTD, thermocouple, strain gauge, and 4-20 mA HART loop inputs while preventing common-mode ground loop interference. Onboard cold junction compensation (CJC) processing preserves signal integrity for thermocouple elements. The backplane bus communicates via standard Ethernet interface protocols, supporting seamless Modbus/TCP streaming directly to host DCS and industrial network architectures.

Frequently Asked Questions

Q: How does the base plate handle module insertion and hot-swapping during active measurement?

A: Power off the base plate main supply before removing or seating measurement modules into any of the 6 slots. Inserting cards into an energized backplane can interrupt Ethernet packet transmission or cause internal communication faults across active measurement channels.

Q: What grounding precautions must be applied during panel mounting?

A: Secure the chassis earth terminal located on the base plate to a functional earth ground using a low-impedance conductor. Single-point grounding mitigates electrical noise and cross-talk across high-density universal input wiring.

Field Installation Guidelines

Mount the base plate horizontally on a standard 35 mm DIN rail or bolt it directly to a rigid mounting plate using the designated mounting holes. Ensure a minimum clearance of 50 mm above and below the chassis to allow unimpeded convection cooling across the internal heat dissipation vents.

Route incoming sensor wiring through dedicated cable ducts, keeping analog input cables separated from high-voltage AC power lines. Connect cable shields to a single grounding bar near the terminal blocks. Verify that all 6 module slot connectors are free of dust or debris before locking field measurement cards into position.

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