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UM1M820BNA User Instructions
Issue AH, March 4, 2013 Spec No. 1M820BNA (Model M820B)
Spec No. 1M820DNA (Model M820D)
166 Chapter 7. Specifications
This document is property of Emerson Network Power, Energy Systems, North America, Inc. and contains confidential and proprietary information owned by Emerson Network Power, Energy
Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.
CHAPTER 7. SPECIFICATIONS
Input Voltage Range: 19 to 60 VDC.
Power Consumption: 5W.
Operating Temperature Range: -40°C (-40°F) to +75°C (+167°F).
Humidity: Capable of operating in an ambient relative humidity range of 0% to 90%, non-condensing.
Dimensions:
Model M820B: 42mm (H) x 86.6mm (W) x 211.5mm (D)
1.65” (H) x 3.41” (W) x 8.33” (D)
Model M820D: 86.6mm (H) × 86.8mm (W) × 211.5mm (D)
3.41” (H) x 3.41” (W) x 8.33” (D)
Weight: < 1kg (2.2 lbs).
Front Panel Display: LCD with 4 x 16 (Model M820D) or 8 x 16 (Model M820B) characters.
Indicators:
Status (Green)
Minor Alarm (Yellow)
Critical / Major Alarm (Red)
Local and Remote Access Passwords: Refer to “2.2 Passwords and Access Levels”.
Inputs and Outputs: Connection points provided on ACU+ Interface Board(s) mounted in the system.
Refer to your system documentation.
Factory Default Setpoints: Refer to the Configuration Drawing (C-drawing) furnished with your system
for a list of factory default values.