Rack Mount Enclosure; Xrc G4 Board Specifications; Figure 4: Xrc 6990 Rack Mount; Table 5: 2103329-Xxx Board Specifications - ABB XSeriesG4 User Manual

Rack mount enclosure

6990 enclosure is designed for 19" rack mount (see Figure 4). This enclosure may be configured to house up to two
G4
The XRC
G4
XRC boards, up to two LCD displays and up to two optional key pads. This unit is not designed for exposure to the elements.
With the exception of the local PCCU connector, all terminals are located on the back panel of the enclosure.
Front view – dual unit with keypads
19.00" (48.26 cm)
G4
XRC board specifications
The XRCG4 board is designed as a general purpose RTU motherboard that mounts in all XSeries enclosures. It has the same
footprint as its counterpart, the XFC board (extendable flow computer motherboard). The specifications for the XFC board are
given in Table 3. Figure 5 identifies the parts of the board and Table 4 provides the descriptions.
Component
Power
Charger
Memory
16.91" (42.95 cm)
16. 91
Top view
Figure 4: XRC

Table 5: 2103329-xxx board specifications

Description
Nominal 12 Vdc Battery
Solar or 15 Vdc (30 Watts Max.)
Application (Totalflow.exe) runs out on 16M SRAM. RAM memory has lithium backup battery.
Application and configuration files permanently stored in 32M Flash.
All processor and memory functionality resides on the CPU engine card.
Registry (MAC address, etc.) is stored in 256 byte E
SD Card optional (128M/512M/1G)
G4
6990 rack mount
2
PROM
6
Back view
Right side view