SOCOMEC_JBUS(8) NUT Manual SOCOMEC_JBUS(8) (NAME) socomec_jbus - Jbus Socomec NUT (SYNOPSIS) socomec_jbus -h socomec_jbus -a DEVICE_NAME [] socomec_jbus . nutupsdrv(8) . (SUPPORTED HARDWARE) ( ) Socomec JBUS . 1. 2. : RS-232 /SNMP Netvision snmp-ups(8) . netvision . : o DIGYS 3/3 15kVA Socomec JBUS . "Unknown Socomec JBUS" . Socomec DELPHYS MX DELPHYS MX elite DIGYS . . . socomec_jbus Modbus libmodbus . (CABLING) RS-232 (NULL-modem) . DB9 / . RS-232 USB RS-232 . USB RS-232 . (INSTALLATION) libmodbus . (configure) : :; ./configure --with-serial=yes --with-modbus=yes (/) NUT . udev upower -- . USB /dev/ttyACM0 /dev/ttyUSB0 FreeBSD /dev/ttyU0 ( "U" ). /dev/ttyS0 /dev/cua* FreeBSD . (INSTANT COMMANDS) () . (VARIABLES) ( upsrw(8) ). . (KNOWN ISSUES AND BUGS) . Yifeng Li huawei-ups2000(8) . JBUS JBUS ( Digys 0x1020 ). LOG_ERR modbus_read_input_registers() . (Data stale) <> . . socomec_jbus: modbus_read_input_registers(addr:XXXX, count:Z): Illegal data address upsd: Data for UPS [socomec] is stale - check driver upsd: UPS [socomec] data is no longer stale . <> . dmesg USB NUT USB . USB USB / USB ( ) EMI USB . ( USB ). USB NUT . USB -- USB USB . (AUTHOR) Thanos Chatziathanassiou (SEE ALSO) : nutupsdrv(8) : o NUT (Network UPS Tools): https://www.networkupstools.org/historic/v2.8.5 o Socomec JBUS/Modbus: https://www.socomec.com/files/live/sites/systemsite/files/GB-JBUS-MODBUS-for-Delphys-MP-and-Delphys-MX-operating-manual.pdf o libmodbus: http://libmodbus.org Network UPS Tools 2.8.5 06/21/2026 SOCOMEC_JBUS(8)