Delta HPH-100K, Руководство пользователя, Страница: 26 / 80

2 2
Ultron HPH Series UPS
NOTE:
1. The UPS can still function properly without making the connections below.
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each interface’s function.
3. The length of the communication cable must be less than 10 meters. If it is longer than 10
meters, please contact service personnel.
1
SMART Slot
Install an SNMP card in this SMART slot to remotely control and monitor the UPS status via a
network. You can also insert the Relay I/O or ModBus card in this slot to let the UPS have dry
contact and ModBus communication functions respectively.
2 Parallel Ports
The two parallel ports are for UPS parallel communication. UPSs (at maximum four) with the same
capacity, voltage and frequency can be coupled via the provided parallel cable to run in parallel
mode. To enhance parallel reliability, please adopt Daisy Chain method (see
Figure 6-15 & Figure
6-16
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3 Parallel Switch
When you parallel UPSs, you need to set up the parallel switch to activate parallel function. The
parallel switch includes two DIP switches. To turn on a DIP switch, switch the DIP to the down
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1. When two UPSs are paralleled, turn on each UPS’s DIP
switches.
2. When three UPSs are paralleled, turn off the middle UPS’s DIP
switches and turn on the remaining UPSs' DIP switches.
3. When four UPSs are paralleled, turn off the middle two UPSs’
DIP switches and turn on the remaining UPSs’ DIP switches.
4
RS-232 Port
The RS-232 port is built into the UPS rear panel to provide communication between the UPS and
a computer. It also provides dry contact functions to output the UPS status. You can use the Delta
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1. Monitors the load level, battery status, battery voltage, UPS operation mode, input voltage, input
frequency, output voltage, and UPS temperature.
2. Sets shutdown delay time.
3. Enables/ disables beep.
4. Supports remote shutdown.
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(Figure 5-3: Parallel Switch)
1 2
ON
1 2
ON
OFF
ON