Weil-McLain BCP-8X manual 5,1*7+,13876, $51,1, 5,1*7+325 750,1$/6 , marked OUTDOOR TEMP

%&36,QVWDOODWLRQDQG2SHUDWLRQ0DQXDO

:,5,1*	PWR
	L	N
	1	2

:,5,1*7+(32:(57(50,1$/6

‡ %ULQJWKH9$&+]SRZHUZLUHVWKURXJKWKHERWWRP.QRFNRXWRIWKHHQFORVXUH

‡ &ODVVYROWDJHZLULQJPXVWXVHDGLIIHUHQWNQRFNRXWDQGFRQGXLWIURPDQ\&ODVVYROWDJHZLULQJ ‡ &RQQHFWWKHKRWOLQHWRWHUPLQDOPDUNHGL.

‡ &RQQHFWWKHQHXWUDOOLQHWRWKHWHUPLQDOPDUNHGN.

LineNeutral

120VAC Power Source

:$51,1*

&ODVVYROWDJHZLULQJPXVWXVHDGLIIHUHQWNQRFNRXWDQGFRQGXLWIURPDQ\&ODVVYROWDJHZLULQJ

:HLO0F/DLQUHFRPPHQGVLQVWDOOLQJDVXUJHVXSSUHVVRURQWKHSRZHUVRXUFHWRWKH%&36

:,5,1*7+(,13876

6<67(035(6685(6(1625:,5,1*7(50,1$/6

‡ 7KH%&36LVGHVLJQHGWREHFRQQHFWHGWRD:HLO0F/DLQ3UHVVXUHRU9DFXXPVHQVRU located on the common header. Contact the factory for pressure sensor options.

‡ 3UHVVXUHVHQVRUZLUHVFDQEHH[WHQGHGXSWR¶E\VSOLFLQJVKLHOGHG

2-conductor cable (Belden #8760 or equivalent).

‡ &RQQHFWWKH5HGZLUHWRWHUPLQDO25 (+) and connect the Black wire to terminal 26 (-).

System			Auxiliary
4-20mA
+	-		Input1
25 26 27 28
BLACK		RED

Transducer 4-20mA

:$51,1*

&RQQHFWWKH7HPSHUDWXUHVHQVRUVKLHOGDWWKHFRQWUROWRWHUPLQDOPDUNHGZLWK2'RQRW

FRQQHFWWKH6KLHOGDWWKHVHQVRUHQG

287'2256(1625:,5,1*7(50,1$/6

‡ :KHWKHULQ6HW3RLQWRU(06P$PRGHVWKHRXWGRRUVHQVRUFDQEHXVHGDVDQ2XWGRRU&XWRII7KH%&3

8S will disable all boilers when the outdoor temperature is above the adjustable Outdoor Cutoff temperature. This feature will automatically be activated when an outdoor sensor is connected.

‡ )RUDQRXWGRRUVHQVRUXVHD:HLO0F/DLQRXWGRRUVHQVRUSURYLGHG

‡ 7KHVHQVRUZLUHVFDQEHH[WHQGHGXSWR¶XVLQJVKLHOGHGFRQGXFWRUFDEOH%HOGHQRUHTXLYDOHQW ‡ 7HPSHUDWXUHVHQVRUVKDYHQRSRODULW\&RQQHFWWKHZLUHVIURPWKHRXWGRRUVHQVRUWRWKH%&36WHUPLQDOV

marked OUTDOOR TEMP - 29, 30.

‡ &RQQHFWWKHVKLHOGWRWKHFLUFOHGWHUPLQDO30 with one of the sensor wires.

xiliary Outdoor Auxiliary Aux put1 Temp Input2 Inp

7 28 29 30 31 32 33

ShiledSensor

SensorOutdoor

:,5,1*7+(6+87'2:17(50,1$/6

‡	7KLVIHDWXUHZLOORQO\EHDYDLODEOHZKHQ6KXWGRZQLVVHOHFWHGDVWKH([WHUQDO,QSXW0RGHRSWLRQIURPWKH
	Startup menu on page 1.
‡	7KLVIHDWXUHFDQEHXVHGZKHQHYHULWLVGHVLUDEOHWRWXUQRIIWKH%&36VWDJHRXWSXWVIURPDUHPRWHORFDWLRQ
	another controller (i.e. EMS input), or a switch.
‡	:KHQWKH6KXWGRZQIHDWXUHLVHQDEOHGE\FORVLQJDGU\FRQWDFWDOODFWLYHVWDJHVZLOOLPPHGLDWHO\WXUQRII7KH
	6\VWHPDQG&RPE$LUUHOD\VZLOOUHPDLQHQHUJL]HGIRUWKH5XQ2QGHOD\SHULRGDQGWKHQWXUQRII
‡	7KH6KXWGRZQVLJQDOPXVWEHDGU\FRQWDFWRQO\1RYROWDJHFDQEHSODFHGDFURVVWKHSHUTDOWN terminals.
‡	%ULQJWKHWZRZLUHVIURPWKHGU\FRQWDFWWRWKHWHUPLQDOVPDUNHGSHUTDOWN- 35,36.
‡	:KHQ6KXWGRZQLVVHOHFWHG6HWEDFNZLOOEHDYDLODEOHXVLQJWKHSURJUDPPHG'D\1LJKWVFKHGXOH

Auxiliary Auxiliary SHUTDOWN

/TSTAT P

Input2 Input3 /SETBACK

31 32 33 34 35 36 3

ShutdownContact

Dry

9