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MITSUBISHI ELECTRIC 9700 Series User Manual

Page 30

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MITSUBISHI
ELECTRIC

9700 SERIES UPS

OWNERS / TECHNICAL MANUAL

Page Number:

2-12

MITSUBISHI ELECTRIC 9700 SERIES UPS

generator operation). Power demand is turned ON when the contact is

closed. Power demand is turned OFF when the contact is open.

Terminals 15 to 16 "Asynchronous Command" contact input (IN3)

Used to create an asynchronous condition between the static bypass source

and the inverter. Asynchronous condition is enabled when the switch is

closed. Asynchronous condition is disabled when the switch is opened.

Terminals 17 to 18

“BATTERY TEMP. HIGH” contact input (IN4)

Input fed by a thermocouple that monitors battery temperature. The

converter float voltage level is reduced for battery over-temperature

conditions. Use battery manufacture recommended thermocouple.

Terminals 19 to 20

“ROOM TEMP. HIGH” contact input (IN5)

Input fed by a thermocouple that monitors room temperature.

External thermocouple is user supplied.

NOTE :

In all cases, a switch having a plate is recommended in order to reduce

possibility of accidental operation

.

2.5 External communication connector

This is a RS232C port for

“DiamondLink”. Layout of connector is shown in Figure 2.18.

FIGURE 2.18 External communication connector

Pin 2. TXD : Transmit data

Pin 3. RXD : Receive data

Pin 7. GND : Signal ground

Pin 9. 5VS : DC5V supply

Pin 10. GND : Ground

Pin 11. 5VS : DC5V supply

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25

CN45

D-SUB 25Pin

PCB DPAU-

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