Hardware Block Diagram - Philips M3001A Service Manual

Hardware Block Diagram

36-60V
Main Functional Areas
• Microstream CO
ROM, RAM, PLA, etc.), the Flow system (FilterLine recognition system, Inlet, solenoid
valve), Measurement Cell (Exciter, IR Source, Detectors and Temp Sensor) and an analog
section with ADC.
• DC/DC Converter Board -connecting to the Floating/Non-floating isolation area on the
Front-End Board. Consisting also of a multiplexer for Front-End Link communication to
the Measurement Server.
• PRESS/TEMP Front-End Board - consisting of the PRESS/TEMP Front-End and the
Floating/Non-floating Isolation area, all feeding signals to the DC/DC Board.
Introduction to the Instrument
Functional Description of the M3015A Measurement Server Extension Hardware
36 - 60 Volt
Power Sync
RxD/TxD
FEL Addresses
Microstream CO
MUX
+15V +5V
28Vpp
Power Supply
+/-2%
Board - consisting of an 80C552 Controller, the memory system (Flash
2
}
SRL Connector
to Measurement Server
(MSL connector)
BOARD
2
Gas Inlet
Gas Outlet
Pressure or
PRESS/
Temperature
TEMP
Transducer
47