User Manual Liebert Hipulse E Chapter 12 – Additional Equipment
Single or '1+N' UPS System
(07/04) Page 12-13
12.10.6 Remote control panel
The Remote Alarm Monitor (RAM) (P/N 4305003B) may be used to view the principal signals, alarms, and warnings
relating to UPS status from a distance (up to 1 km). It can be connected up to six UPS via RS-485 serial interface. An
audible warning accompanies the above alarm conditions and it can be cancelled by pressing the “reset” push-button,
while the alarm indication will remain illuminated until the condition is rectified. This type of Operator Interface can be
divided in three functional areas:
LCD Display, equipped with a 4x20 character alphanumeric display, which automatically provides
information relating to your system and metered values current status. The display is menu driven, permitting
you to easily navigate through operator screens.
• System alarm LED, (left side) representing the main information about your system status.
• System apparatus LED, (right side) representing the main information about your connected apparatus status.
12.10.6.1 Technical features of the remote alarm monitor
The principal technical features are:
Dimensions (LxDxH) 230x192x70 mm
Weight about 1 Kg
Colour RAL 7035
Remote Alarm Monitor power supply from X22 socket through power supply unit output
Power supply unit (supplied) Input: 220\240 Vca 50\60 Hz
Output: 24 Vcc
Absorbed power about 6 VA
Installation Horizontal (desktop)
Vertical (wall-mounted)
Serial interface RS232 DTE (X8)
“ “ RS485 (X21)
Figure 12-7 – RS485 connections for remote control panel
Legend
Operator Logic board (P/N 4550005F)
Jumper
Loose plug for RS485 connection
Remote control panel
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