BCP-8 Hydronic Manual - Weil-McLain

ProveDry ContactSetbackDry ContactT-StatDry ContactShutdownDry ContactDHW SensorSensor Shiled DHW Piping on page 18 must be selected from the Startup Menu to determine the DHW Priority options. DHW Call terminals can be connected to either a dry-contact or a temperature sensor that can be purchased DHW terminals. equivalent (#18/2)). marked DHW - 33, 34. Connect the sensor shield to the circled terminal 34 with one of the sensor wires. Do notconnect the shield to the sensor. 18. another controller (i.e. EMS input). SHUTDOWN terminals. SHUTDOWN- 35,36 terminals. EMS input or thermostat). It will only be available when Tstat is selected as the External Input Mode optionfrom the Startup menu on page 18. TSTAT terminals. TSTAT- 35,36 terminals. Tstat signal. Day/Night schedule. location (i.e. EMS input or external time clock). It will only be available when Setback is selected as theExternal Input Mode option from the Startup menu. See page 18. Target will be reduced by the Setback value. SETBACK terminals. SETBACK- 35,36 terminals. RNPDHWSHUTDOWN/TSTAT/SETBACKP32 33 34 35 36 3DHWSHUTDOWN/TSTAT PROVE/SETBACK3 34 35 36 37 38AuxiliarySHUTDOWN/TSTATPROVEInput3 /SETBACK33 34 35 36 37 38DHWSHUTDOWN/TSTAT/SETBACKPROVE3 34 35 36 37 38 used to check on the Combustion Air Damper by connecting it to the end switch of the damper. In this case,the Comb. Air Output option must be activated from the Startup Menu on page 18. PROVE input can be used to check on the PROVE input is open on a call, the BCP-8W will enable only the System Output. All stage outputs willbe off when the PROVE input is open. replaced by a System Prove signal. PROVE - 37, 38 terminals. No voltage can be placed across thePROVE terminalsDOWNTAT PROVEBACK36 37 38RS48511