8.
Optional Communication Cards
8.1
R2E (second RS-232) card
8.1.1 CN1 is for RS-232 DB9.
8.1.2 For interface settings and pin assignments please refer to section.
8.1.3 Installation Position: Optional Slot
8.2
USE (USB) card
8.2.1 CN1 is for USB.
8.2.2 For the communicaiton protocol definition please refer to section.
8.2.3 Installation Position: Optional Slot
8.3
DCE (Dry Contact) card
8.3.1 Pin assignments of 10-Pin terminal:
1
2
3
4
4
5
6
7
8
9
10
1
UPS in Bypass mode (Bypass)
2
Utility Abnormal (normally closed contact)
3
Utility Normal (normally open contact)
4
Inverter On
5
Battery Low
6
Battery Bad or Abnormal
7
UPS Alarm
8
Common
9
Shutdown UPS positive (+) signal
10
Shutdown UPS negative (-) signal
8.3.2
8.3.3
8.3.4
8.3.5
8.3.6
The shutdown function will be activated after +6-25 VDC is applied
between pin 9 and pin 10 for 5 seconds.
The capacity of each relay contact is 40 VDC/25 mA.
Installation Position: Optional Slot
Flexible signal output for N.C. (Normally Closed) or N.O. (Normally Open)
contact by shorting pins1-2 or pins 2-3 from JP1-5
The shutdown function will be enabled 1 minute after blackout occurs if
pins 1-2 of both CN1 and CN6 are shorted. Otherwise the shutdown
function can be enabled only by pins 9-10 of CN3 if pins 2-3 of both CN1
and CN6 are shorted.
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