Description

Emerson EPRO MMS6410 Dual Channel Displacement Measuring Amplifier Module

Technical Specifications

• Model: MMS6410
• Brand: EPRO (Emerson Germany), MMS6000 Turbine Supervisory Instrument (TSI) system series
• Warranty: One Year
• Power Supply: 24 VDC industrial control power, max power consumption 3W
• Operating Temperature: -20℃ ~ +60℃
• Storage Temperature: -40℃ ~ +85℃
• Protection Class: IP20 circuit board, installed inside 19-inch standard control cabinet
• Measurement Performance
  1. Dual fully independent measuring channels, support sum/difference mathematical operation of two channels
  2. Frequency response: 0 ~ 100Hz (-3dB), for static and dynamic displacement signals
  3. Carrier frequency: 4.75kHz, sensor excitation output 4Vrms
  4. Input impedance: 200kΩ, differential isolated input with short/open circuit protection
  5. 
• Sensor Compatibility: Matches EPRO PR9350 series inductive eddy current sensors (half-bridge / full-bridge / differential transformer), for shaft axial displacement, differential expansion, cylinder thermal expansion measurement
• Signal Output: Each channel with isolated 4–20mA current output and ±10V voltage analog output; rear optocoupler pre-alarm/main alarm relay dry contact
• Communication Interfaces
  1. Front RS232 local port for parameter calibration, zero point trimming and firmware upgrade
  2. Rear RS485 EPRO proprietary bus, upload data to MMS6824 gateway module for Modbus conversion
  3. 1P/RPM speed pulse input for rotor speed auxiliary collection
• Overload Protection: 2kV isolation between power, sensor loop and communication bus; built-in sensor break, overvoltage, overtemperature and watchdog self-diagnosis
• Mechanical Dimension: Single-slot Eurocard plug-in PCB, net weight approx 300g, matches MMS6000 rack chassis