Riello UPS MASTER HE, User Manual

Page: 21 / 57

0MNMHEM30RUENUB 00 pag. 21 / 57
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female
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female
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male
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db9
male
maschio
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UPS
RS232-2
Computer
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female
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female
femmina
DB9
male
maschio
DB9
male
maschio
db9
UPS
RS232-2
Modem
DB9 male RS232-1
For connection with a modem use a cable
standard.
See the diagram for connection with a modem.
3.3.1 Parallel (optional)
To be used for the connection of UPSs in parallel configuration. See the chapter “parallel version” on page 36.
3.3.2 SLOTS 2-1
Two slots are available inside the device, at the bottom,
to use two of the communication options
For the full and updated list of communication accessories, please see the website www.riello-ups.com
N.B. each card connected precludes the use of a standard RS232 port, as follows. The use of SLOT 2 (aux)
inhibits the use of RS232-2