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User Instructions UM1M820BNA
Spec No. 1M820BNA (Model M820B) Issue AH, March 4, 2013
Spec No. 1M820DNA (Model M820D)
Chapter 3. Local Display Menus 91
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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.
Figure 8 (cont’d from previous page)
Local Menu Flow Diagrams
Quick Setting
Auto/Manual
ECO Mode Set
FLT/EQ Volt
FLT/EQ Set
Temp Comp
RectExpansion
E
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ESC
ESC
ESC
ESC
ESC
ESC
ESC
Auto/Man State
Auto (auto / manual)
Float Voltage
54.0 V (42.0-50.0) (21.0-29.0)
EQ Voltage
56.5 V (42.0-58.0) (21.0-29.0)
Rect Expansion
inactive (inactive /primary /secondary)
Address (Slave)
201 (201 / 202 / 203)
Auto/Manual
ECO Mode Set
FLT/EQ Volt
FLT/EQ Set
Temp Comp
Rect Expansion
To Change a Parameter:
Press or to move up and
down list of parameters.
Press ENT to highlight selected parameter.
Press or to change highlighted value.
Press ENT to make the change.
Press ESC to cancel the change.
The parameter values shown in ( ) are the
adjustment range or acceptable values.
Factory default settings are listed in the
ACU+ Configuration Drawing (C-dwg)
furnished with your system.
To Select a Sub-Menu:
Press or to move cursor in
menu screen (selects menu item).
Press ENT to enter selected sub-menu.
ECO Mode
Enabled (disabled / enabled)
Energy Save Pt
45 % (10-90)
Best Oper Point
80 % (30-90)
Fluct Range
10 % (1-50)
Cycle Period
168 hour (1-8760)
Rects ON Time
120 min (0-255)
Turn Off Delay
5 min (1-60)
Auto EQ
No (no / yes)
EQ Start Curr
0.060 C10 (0.040-0.080)
EQ Start Cap
80.0 % (0-99)
EQ StopCurr
0.010 C10 (0.002-0.020)
EQ StopDelay
180 min (0-1440)
Maximum EQ Time
1080 min (60-2880)
Cyc EQ
No (no / yes)
Cyc EQ Interval
100 days (2-365)
Cyc EQ Duration
720 min (30-2880)
Temp CompCenter
25.0 deg. C (0.0-40.0)
Temp Comp Coeff
72.0 mV/deg. C (0.0-500.0)
TempComp Sensor
None (None / SMTemp8 T8 / ... / SMTemp8 T1 / ... /
SMTemp1 T8 / ... /SMTemp1T1 / EIB T2 /EIB T1 /
IB2 T2 / IB2 T1 / System T3 /System T2 / System T1 /
Average SMBRC /Average / Maximum)
Comp Temp High2
60 deg. C (0-100)
Comp Temp High1
50 deg. C (0-100)
Comp Temp Low
-10.0 deg. C (-40 to +100)
Temp Comp Clamp
Enabled (disabled /enabled)
Temp Comp Max V
29.0 (42.0-58.0) (21.0-29.0)
Temp Comp Min V
26.0 (42.0-58.0) (21.0-29.0)
The temperature
monitored by the
Temp. Probe selected
here as the TempComp
Sensor is also displayed
on the Homepage of
the Web Interface as
battery temperature.