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RICHCOMM_USB(8)			  NUT Manual		       RICHCOMM_USB(8)

NAME
       richcomm_usb - Driver UPS equipment using Richcomm dry-contact to USB
       solution

SYNOPSIS
       richcomm_usb -h

       richcomm_usb -a UPS_NAME	[OPTIONS]

	   Note

	   This	man page only documents	the specific features of the
	   richcomm_usb	driver.	For information	about the core driver, see
	   nutupsdrv(8).

SUPPORTED HARDWARE
       The Richcomm dry-contact	to USB solution	is a generic interface that is
       used to upgrade an existing (RS-232) contact closure UPS	interface to
       USB. As such, all the limitations of the	underlying contact closure
       interface apply.	This means that	you will only get the essentials in
       ups.status: OL, OB, and LB. See also genericups(8).

BUGS
       Most contact-closure UPSes will not power down the load if the line
       power is	present. This can create a race	when using secondary upsmon(8)
       systems.	See the	upsmon(8) man page for more information.

       The solution to both of these problems is to upgrade to a smart
       protocol	UPS of some kind that allows detection and proper load cycling
       on command.

AUTHORS
          Peter van Valderen <p.v.valderen at probu.nl>

          Dirk	Teurlings <dirk	at upexia.nl>

SEE ALSO
   The core driver:
       nutupsdrv(8)

   The generic serial driver:
       genericups(8)

   Internet resources:
       The NUT (Network	UPS Tools) home	page: https://www.networkupstools.org/

Network	UPS Tools 2.8.2.	  04/17/2025		       RICHCOMM_USB(8)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=richcomm_usb&sektion=8&manpath=FreeBSD+Ports+14.3.quarterly>

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