Hi, I have the Eaton 5E850iUSBDIN UPS connected via USB to a Raspberry Pi 3B+. It seems that everything but the ondelay parameter works so far.
when I test the setup with this command: upsmon -c fsd The NUT server makes the NUT clients shut down properly and the Raspberry Pi running the NUT server shuts down correctly too. The problem is that after UPS shuts down, it immediatelly brings the power back so the Raspberry Pi has less than a second to be without power and the Raspberry Pi power supply does not go completely off preventing the Pi from booting again. Pi is then stuck powered off. Because of that the NUT server does not come up again and it remains in that state. I tested the same configuration by cutting off the power coming to the UPS and causing it to discharge to 10% and then NUT powered down the machines and the Pi running the NUT server, but after connecting the power back to the UPS within 2 seconds, the ondelay parameter did not work as well and the UPS immediatelly brought the power back to the devices causing the same problem with the Pi getting stuck powered off (because the Pi's power supply still was providing some current in the mean time: from power cut off on UPS outlets to power back on the outlets after reconnecting the UPS to the wall. Can someone help me with this? Might there be a bug somewhere? I have the following configuration in the ups.conf file: =========================== maxretry = 3 [Eaton] driver = usbhid-ups port = auto desc = "Eaton 5E850iUSBDIN " offdelay = 60 ondelay = 80 lowbatt = 33 =========================== Raspberry Pi runs Raspbian Stretch with desktop and recommended software Debian Stretch Version: *November 2018* Release date: *2018-11-13* Kernel version: *4.14* ============================ Versions of nut packages: libups-nut-perl/stable 2.7.4-5 all nut-cgi/stable 2.7.4-5 armhf nut-client/stable,now 2.7.4-5 armhf [installed,automatic] nut-doc/stable 2.7.4-5 all nut-ipmi/stable 2.7.4-5 armhf nut-monitor/stable 2.7.4-5 all nut-nutrition/stable 20.1-2 armhf nut-nutrition-data/stable 20.1-2 all nut-powerman-pdu/stable 2.7.4-5 armhf nut-server/stable,now 2.7.4-5 armhf [installed] nut-snmp/stable 2.7.4-5 armhf nut-xml/stable 2.7.4-5 armhf ============================ NUT installation method: apt install nut ============================= upsc output: battery.charge: 72 battery.runtime: 562 battery.type: PbAc device.mfr: EATON device.model: 5E 850i device.type: ups driver.name: usbhid-ups driver.parameter.lowbatt: 33 driver.parameter.offdelay: 60 driver.parameter.ondelay: 80 driver.parameter.pollfreq: 30 driver.parameter.pollinterval: 2 driver.parameter.port: auto driver.parameter.synchronous: no driver.version: 2.7.4 driver.version.data: MGE HID 1.39 driver.version.internal: 0.41 input.voltage: 244.0 outlet.1.status: on outlet.desc: Main Outlet outlet.id: 1 outlet.switchable: no output.frequency: 49.9 output.frequency.nominal: 50 output.voltage: 242.0 output.voltage.nominal: 230 ups.beeper.status: enabled ups.delay.shutdown: 60 ups.firmware: 03.08.0018 ups.load: 34 ups.mfr: EATON ups.model: 5E 850i ups.power.nominal: 850 ups.productid: ffff ups.start.battery: yes ups.status: OL ups.timer.shutdown: -1 ups.vendorid: 0463 Thank you for help!
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