Communication System Manual
UPS System: HIPULSE E
(Modbus/Jbus Interface)
Mechanical Installation
(04/07)
Page 3-1
3.
THE EPROM ON THE OPERATOR LOGIC BOARD
3.1
Physical Location
The Operator Logic board is located on the inside of the UPS access door (refer to Figure 3-3) or for MSS (see Fig. 3-
4), protected by a metal cover (HIPULSE E only) and connected to the other electronic boards in the UPS\MSS. It
connects the UPS\MSS with a BMS through an RS485 serial line and a three-way terminal board (X4) on the bottom of
the board. As shown in figure 3-1.
Figure 3-1
Operator Logic Board (P/N 4550005F \ 08I) with MODBUS protocol for BMS connection
X10
X8