Instruction Manual
748467-A
January 2002
1-20 Description and Specifications Rosemount Analytical Inc. A Division of Emerson Process Management
Model MicroCEM
1-12 500 WATTS POWER SUPPLY
The 500 Watts power supply combine high performance midrange power with high power density (4.4
watts/in
3
),active Power Factor Correction (PFC) and high reliability to meet the requirements of commer-
cial and industrial systems. Providing tightly regulated DC power, the power supply delivers full output per-
formance with only 300 Linear Feet per Minute (LFM) forced air-cooling by utilizing a factory installed fan.
Other features include remote sense, power fail, logic level inhibit, DC power good. Main channel current
sharing is provided for redundant applications. The power supply is approved to the latest international
regulatory standards, and displays the CE Mark.
Figure 1-15. 500 Watts Power Supply
a. Features
• Power Factor Correction (PFC) Meets EN61000-3-2
• Fully Regulated Outputs
• Remote Sense
• Current Share, Power Fail, and Power Good Signals
• Overtemperature, Overvoltage, and Overcurrent Protected
• Available with Metric or SAE Mountings
• Input Transient & ESD Compliance to EN61000-4-2/-3/-4/-5
• Fan Output Voltage and Optional Fan
• Optional Isolation Diodes for Parallel or Redundant Operation