Weil-McLain BCP-8S User Manual download pdf (Page 11)

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:,5,1*7+('20(67,&+27:$7(5'+:6(16257(50,1$/6

 7KH'+:LQSXWFDQEHXVHGWRUDLVHV\VWHP6HW3RLQWWR)RU0D[LPXP7DUJHWZKLFKHYHULVORZHU7KH

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

VHSDUDWHO\IRULPPHUVLRQLQD,'ZHOO

 ,IXVLQJDGU\FRQWDFWZLUHDQDTXDVWDWRURWKHUFRQWUROVWRSURYLGHGU\FRQWDFWFORVXUHRQWKHDHW terminals.

 ,IXVLQJDVHQVRUWKHVHQVRUZLUHVFDQEHH[WHQGHGXSWR¶XVLQJVKLHOGHGFRQGXFWRUFDEOH%HOGHQRU

equivalent (#18/2)).

 7HPSHUDWXUHVHQVRUVKDYHQRSRODULW\&RQQHFWWKHZLUHVIURPWKH'+:VHQVRUWRWKH%&3:WHUPLQDOV

marked DHW - 33, 34. Connect the sensor shield to the circled terminal 34 with one of the sensor wires. Do not

connect the shield to the sensor.

 ,I6KXWGRZQZDVVHOHFWHGDVWKH([WHUQDO,QSXWDQ\'+:FDOOZLOOEHLJQRUHGZKHQWKH6KXWGRZQLVDFWLYH

Sensor Shiled

DHW Sensor

DHW

33 35

23436

SHUTDOWN

/TSTAT

/SETBACK

:,5,1*7+(6+87'2:17(50,1$/6

 7KLVIHDWXUHZLOORQO\EHDYDLODEOHZKHQ6KXWGRZQLVVHOHFWHGDVWKH([WHUQDO,QSXW0RGHRQSDJH18.

 7KLVIHDWXUHFDQEHXVHGZKHQHYHULWLVGHVLUDEOHWRWXUQRIIWKH%&3:VWDJHRXWSXWVIURPDUHPRWHORFDWLRQRU

another controller (i.e. EMS input).

 :KHQWKH6KXWGRZQLVHQDEOHGDOODFWLYHVWDJHVZLOOLPPHGLDWHO\WXUQRII7KH6\VWHP3XPS&RPEXVWLRQ$LU

DQGERLOHUSXPSVRUYDOYHVUHOD\VZLOOUHPDLQHQHUJL]HGIRUWKH5XQ2QGHOD\SHULRGDQGWKHQWXUQRII

 7KH6KXWGRZQVLJQDOPXVWEHDGU\FRQWDFWLQSXW1RYROWDJHFDQEHSODFHGDFURVVWKHSHUTDOWN terminals.

 %ULQJWKHWZRZLUHVIURPWKHGU\FRQWDFWWRWKHSHUTDOWN- 35,36 terminals.

 :KHQ6KXWGRZQLVVHOHFWHG6HWEDFNZLOOEHDYDLODEOHXVLQJWKHSURJUDPPHG'D\1LJKWVFKHGXOH

3534 36

37 38

PROVE

Shutdown

Dry Contact

SHUTDOWN

/TSTAT

/SETBACK

:,5,1*7+(767$77(50,1$/6

 7KLVIHDWXUHFDQEHXVHGZKHQHYHULWLVGHVLUDEOHWRVZLWFKWKH%&3:WRRSHUDWHIURPDUHPRWHORFDWLRQLH

EMS input or thermostat). It will only be available when Tstat is selected as the External Input Mode option

from the Startup menu on page 18.

 :KHQWKH7VWDWLVHQDEOHGE\FORVLQJDGU\FRQWDFWWKH%&3:ZLOODFWLYDWHWKHKHDWLQJORJLF

 7KH7VWDWVLJQDOPXVWEHDGU\FRQWDFWRQO\1RYROWDJHFDQEHSODFHGDFURVVWKHTSTAT terminals.

 %ULQJWKHWZRZLUHVIURPWKHGU\FRQWDFWWRWKHTSTAT- 35,36 terminals.

 $IDFWRU\LQVWDOOHGMXPSHUSURYLGHVWKH7VWDWVLJQDO'RQRWUHPRYHWKHMXPSHUXQOHVVLWZLOOEHUHSODFHGE\D

Tstat signal.

 :KHQ7VWDWLVVHOHFWHGIURPWKH6WDUWXS([WHUQDO,QSXWPRGH6HWEDFNZLOOEHDYDLODEOHXVLQJWKHSURJUDPPHG

Day/Night schedule.

33 3534 36

37 38

PROVE

SHUTDOWN

/TSTAT

/SETBACK

Auxiliary

Input3

T-Stat

Dry Contact

:,5,1*7+(6(7%$&.7(50,1$/6

 7KLVIHDWXUHFDQEHXVHGZKHQHYHULWLVGHVLUDEOHWRVZLWFKWKH%&3:WRRSHUDWHLQ6HWEDFNIURPDUHPRWH

location (i.e. EMS input or external time clock). It will only be available when Setback is selected as the

External Input Mode option from the Startup menu. See page 18.

 :KHQWKH6HWEDFNLVHQDEOHGE\FORVLQJDGU\FRQWDFWWKH7DUJHWZLOOFKDQJHE\WKH6HWEDFNYDOXH7KDWLVWKH

Target will be reduced by the Setback value.

 7KH6HWEDFNVLJQDOPXVWEHDGU\FRQWDFWRQO\1RYROWDJHFDQEHSODFHGDFURVVWKHSETBACK terminals.

 %ULQJWKHWZRZLUHVIURPWKHGU\FRQWDFWWRWKHSETBACK- 35,36 terminals.

 :KHQ6HWEDFNLVVHOHFWHG1R'D\1LJKW6FKHGXOLQJZLOOEHDYDLODEOH

SHUTDOWN

/TSTAT

/SETBACK

3534 36

37 38

PROVE

Setback

Dry Contact

:,5,1*7+(3529(7(50,1$/6

 7KH3URYHIHDWXUHLVSURYLGHGWRFKHFNV\VWHPFRPSRQHQWRSHUDWLRQEHIRUHHQHUJL]LQJWKHVWDJHV,WFDQEH

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.

 ,IWKH&RPE$LU'DPSHU2XWSXWRSWLRQZDVQRWDFWLYDWHGWKHPROVE input can be used to check on the

6\VWHP2XWSXW$W\SLFDOXVHRIWKLVIHDWXUHLVWRFKHFNIRUV\VWHPSXPSÀRZEHIRUHHQHUJL]LQJDQ\VWDJH

 ,IWKHPROVE input is open on a call, the BCP-8W will enable only the System Output. All stage outputs will

be off when the PROVE input is open.

 $IDFWRU\LQVWDOOHGMXPSHUSURYLGHVWKH6\VWHP3URYHVLJQDO'RQRWUHPRYHWKHMXPSHUXQOHVVLWZLOOEH

replaced by a System Prove signal.

 %ULQJWKHWZRZLUHVIURPWKHGU\FRQWDFWWRWKHPROVE - 37, 38 terminals. No voltage can be placed across the

PROVE terminals

Prove

Dry Contact

RS485

37 38

PROVE

OWN

ACK

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 39 40

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Weil-McLain BCP-8S User Manual Page 11

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