1100A SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
2-12
MITSUBISHI ELECTRIC 1100 SERIES UPS
2.4 EXTERNAL COMMUNICATION CONNECTOR
This is an RS232C port for “DiamondLink” monitoring software.
The layout of connector is shown in Figure 2.25.
Figure 2.25
External communication connector (NEC Class2)
Pin 1.
: Not used
Pin 2. RXD
: Receive data
Pin 3. TXD
: Transmit data
Pin 4.
: Not used
Pin 5. GND
: Signal ground
Pin 6.
: Not used
Pin 7.
: Not used
Pin 8.
: Not used
Pin 9.
: Not used
NOTE : Consult MITSUBISHI ELECTRIC POWER PRODUCTS, INC for
details on “DiamondLink” monitoring software and its capabilities.
D-SUB 9Pin (male)
PCB IOAU-12
CN83
1 2 3 4 5
6 7 8 9
!
NOTE