Base1 has been gone for like 3-4 years or something...there's no way Paul would get one these days.
Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Mon, Mar 20, 2017 at 11:03 AM, George Skorup <[email protected]> wrote: > Be careful connecting +48VDC to a SiteMonitor. Verify it's a Base-II > first. The old Base-I's are limited to 30 or 32VDC on both inputs. > > I typically connect the pwr1 input to my main rail, usually 24-28VDC so > it's safe for Base-I's or Base-II's. I've been recycling a lot of old > Base-I's from site rebuilds the last year or so. Pwr2 gets the wall brick > for utility monitoring. I try to dig out old SyncPipe power supplies if I > can find them because they're linear. We're at many towers with crappy > power, or those 3-phase sites that lose a phase and we end up with <100VAC > and our UPS transfers to battery. Most switching bricks will operate down > to 80-85VAC. Has happened more times that I can remember. Site goes down > because the batteries ran down, yet we never got a utility power alarm. The > linear brick lets you see the voltage situation. Problem is, they're > getting pretty hard to find now. > > On 3/20/2017 7:51 AM, Josh Baird wrote: > > Yes - it can accept multiple voltages on PWR1 and PWR2. > > Josh > > On Mon, Mar 20, 2017 at 8:24 AM, Paul McCall <[email protected]> wrote: > >> Can the sitemonitor have two different voltages on the 2 inputs that it >> monitors / powers from? >> >> >> >> We have a lot of them setup in the field with a 110vac โ 24v wall wart to >> monitor commercial power. And, the 2nd input is off the 24v battery >> array. Batteries are all 48v now, so wondering if I need to buy a bunch of >> similar 48v wall warts or whether the SiteMonitor can deal with the 2 >> different voltages and I donโt need to buy anything ๐ >> >> >> >> Paul McCall, President >> >> PDMNet, Inc. / Florida Broadband, Inc. >> >> 658 Old Dixie Highway >> >> Vero Beach, FL 32962 >> >> 772-564-6800 <%28772%29%20564-6800> >> >> [email protected] >> >> www.pdmnet.com >> >> www.floridabroadband.com >> >> >> >> >> > > >
