APC UPS control system - Manual (Page 142)

n/c | 1 | Frame/Case Gnd (optional) | 9 | 22
Note: the <- and -> indicate the signal direction.
Optional connections of original SIMPLE-CUSTOM specification
that are not used.
4.7K ohm
DTR 4 --[####]--* Note needed
|
RxD 2 ----------*--------- 3 Not used by Apcupsd
When using this cable with apcupsd specify the following in apcupsd.conf:
UPSCABLE simple
UPSTYPE dumb
DEVICE /dev/ttyS0 (or whatever your serial port is)
Other APC Cables that apcupsd Supports
apcupsd will also support the following off the shelf cables that are supplied
by APC
• 940-0020B/C Simple Signal Only, all models.
• 940-0023A Simple Signal Only, all models.
• 940-0119A Simple Signal Only, Back-UPS Office, and BackUPS ES.
• 940-0024[B/C/G] SmartMode Only, SU and BKPro only.
• 940-0095[A/B/C] PnP (Plug and Play), all models.
• 940-1524C SmartMode Only
• 940-0127A/B USB Cables
• 940-0128A Simple Signal Only, Back-UPS CS in serial mode.
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