Thanks for your reply.My EP is V9.0 and the weather file is USA_IL_Chicago-OHare.725300_TMY2.What I did was add the 'system node relative humidity' to the Output:variables. By doing this, you'll get the warnings..BestOn Tuesday, January 22, 2019, 3:35:07 AM EST, Julien Marrec julien.marrec@xxxxxxxxx [EnergyPlus_Support] <EnergyPlus_Support@xxxxxxxxxxxxxxx> wrote:ÂI just ran the example 5ZoneBranchSupplyPumps.idf from EnergyPlus 9.0.1 with the appropriate weather file (USA_IL_Chicago-OHare.Intl.AP.725300_TMY3.epw) and I cannot see any warnings or errors in the eplusout.err.So my above questions stand: Which E+ version are you using? Did you make any modifications to the example file?Additionally, which weather file did you use?Best,JulienLe lun. 21 janv. 2019 à  22:22, Julien Marrec <julien.marrec@xxxxxxxxx> a écrit :Which E+ version are you using? Did you make any modifications to the example file?--Sent from a mobile device, please excuse the brevity.Julien Marrec, EBCP, BPI MFBAOwnerDirect: +33 6 95 14 42 13On Jan 21, 2019, at 18:17, "dec15913@xxxxxxxxx [EnergyPlus_Support]" <energyplus_support@xxxxxxxxxxxxxxx> wrote:ÂHi all.Â
When running the example '5ZoneBranchSupplyPumps.idf', and output the system node relative humidity, there are some warnings:
  ** Warning ** Temperature out of range [-100. to 200.] (PsyPsatFnTemp)
  **  ~~~  ** Routine=NodeReportingCalc:CENTRAL CHILLER 1 CONDENSER OUTLET NODE,
  **  ~~~  ** Environment=RUNPERIOD 2, at Simulation time=07/07 07:00 - 07:03
  **  ~~~  ** Input Temperature=22126.08
Appreciate for any help.
Thanks in advance.
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Posted by: Julien Marrec <julien.marrec@xxxxxxxxx>
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