newapc should recognize all recent APC models that use a serial protocol at 2400 bps. This is primarily the Smart-UPS, Matrix-UPS and Back-UPS Pro lines. Older APC models may work better with the apcsmart driver.
The driver attempts to support every bell and whistle of the APC reporting interface, whether or not this is strictly sensible.
This driver expects to see a 940-0024C cable or a clone by default. You can switch to the 940-0095B dual-mode cable support with the cable= definition described below.
If your 940-0024C cable is broken or missing, use this diagram to build a clone:
This driver supports the following optional values for -x and in the ups.conf(5):
Configure the serial port for the APC 940-0095B dual-mode cable.
Use shutdown type num, according to this table:
0: soft shutdown or powerdown, depending on battery status
1: soft shutdown followed by powerdown
2: instant power off
3: power off with grace period
The core driver:
The apcsmart driver:
The NUT (Network UPS Tools) home page: http://www.exploits.org/nut/