35
6.4.
DCE(Dry Contact)-B card
6.4.1. The pin assignments of 10-Pin Terminal:
1 2 3 4 5 6 7 8 9 10
Pin 1: UPS on Bypass mode.
Pin 2: Utility Abnormal
Pin 3: Utility Normal
Pin 4: Inverter On
Pin 5: Battery Low
Pin 6: Battery Bad or Abnormal
Pin 7: UPS Alarm
Pin 8: Common
Pin 9: Shutdown UPS po ) signal
Pin 10: Shutdown UPS positive(- ) signal
6.4.2. The shutdown function will be activated, after a +6~+25Vdc is put between
pin9 and pin10 for 5 seconds.
6.4.3. The capacity of each relay contact is 40Vdc/25mA.
6.4.4. Flexible signal output for N.C.(Normal close) or N.O.(Normal open) contact
by shorting pin1-2 or pin2-3 from JP1-5.
6.4.5. The shutdown function will be enabled in 1 minute after blackout occurs if
the pin1-2 of both CN1 and CN6 be shorted by cap. Or, the shutdown
function can only be enabled by pin9-10 of CN3 if the pin2-3 of both
CN1and CN6 be shorted by cap. (Refer to 6.4.2)
1
VCC (+5V)
2
D
－
3
D
＋
4
Ground