External Communication Connector; Figure 2.18 External Communication Connector - Mitsubishi Electric 9800A Owner Technical Manual

MITSUBISHI
ELECTRIC
Terminals 7 to 8
This contact is used to control the input power. Power demand is turned ON
when the contact is closed, and power demand is turned OFF when the
contact is open.
Terminals 9 to 18
Terminals 19 to 20 "Remote EPO" contact input
Used to perform a remote UPS Emergency Power Off (EPO).
The load will be dropped.
The UPS is equipped with a selectable output contact item.
NOTE:
The above items are the default settings. MITSUBISHI ELECTRIC
POWER PRODUCTS, INC for setup information
In all cases, a switch having a protective cover is recommended
CAUTION :
in order to reduce the possibility of accidental operation

2.5 EXTERNAL COMMUNICATION CONNECTOR

This is an RS232C port for "DiamondLink"* monitoring software.
The layout of connector is shown in Figure 2.18.
FIGURE 2.18 External communication connector (NEC Class2)
D-SUB 9Pin (male)
6
7
8
9
PCB IOAU-04
* Consult MITSUBISHI ELECTRIC POWER PRODUCTS, INC for details on " DiamondLink "
monitoring software and its capabilities.
9800A SERIES UPS
OWNERS / TECHNICAL MANUAL
"Power Demand Command" contact input (IN4)
"Spare" contact input (IN5 through IN9)
Pin 1.
Pin 2. RXD
Pin 3. TXD
1
Pin 4.
2
3
Pin 5. GND
4
5
Pin 6.
Pin 7.
Pin 8.
Pin 9.
MITSUBISHI ELECTRIC 9800A SERIES UPS
Page Number:
2-12
.
.
: Not used
: Receive data
: Transmit data
: Not used
: Signal ground
: Not used
: Not used
: Not used
: Not used