Weil-McLain BCP-8S, BCP-8X manual 677,1*7+&21752/72$&725$8/76, 6481, 21752//2, 61625$8/7

Page 16

%&36,QVWDOODWLRQDQG2SHUDWLRQ0DQXDO

6(48(1&(

 

------ SEQUENCE

-------

/R+L/R+L/R/R+L+L

'HIDXOW/R+L/R+L

Lo/Hi/Lo/Hi

 

Hold Button: MENU/<System Startup>/..../Sequencing

 

Lo/Lo/Hi/Hi

 

‡ 'XULQJORZORDGFRQGLWLRQVVRPHERLOHUVUXQPRUHHI¿FLHQWZKHQWKHORZHUVWDJHVDUH

BACK

SAVE

HQHUJL]HGDORQHWKDQZLWKWKHKLJKHUVWDJHV7KHVHW\SHVRIERLOHUVVKRXOGVHOHFW/R/R

 

 

Hi/Hi. Then, the BCP-8S will sequence the lower stages of all Automatic boilers before sequencing the higher stages.

‡ )RUWKHUHVWRIWKHERLOHUW\SHVWKH/R+L/R+LVKRXOGDOORZWKHVWDJLQJRIWKHORZHUVWDJHRIWKHOHDGERLOHUIROORZHGE\WKH KLJKHUVWDJHRIWKHVDPHERLOHU7KHQZKHQPRUHVWDJHVDUHQHHGHGLWZLOO¿UHWKHORZHUVWDJHRIWKHODJERLOHUIROORZHGE\WKH

higher stage of the lag boiler.

&21752//2*,&

 

--- CONTROL

LOGIC---

3,'266 2YHU6L]HG6\VWHP 

'HIDXOW3,'

PID

 

Hold Button: MENU/<System Startup>/..../Sequencing

 

OSS

 

‡ 7KH3,'RSWLRQDOORZVWKH%&36WRVHTXHQFHVWDJHVEDVHGRQ5HDFWLRQ7LPHDQG

BACK

SAVE

Boiler Min. Run Time. The PID relies on the rate of change in the system pressure.

The PID logarithmic calculations foresee changes and sequence stages based on those

FKDQJHV,WLVWKHPRVWHI¿FLHQWRSHUDWLRQIRUPRVWKHDWLQJDSSOLFDWLRQV

‡ 7KH2YHUVL]HRSWLRQVHTXHQFHVWDJHVEDVHGRQKRZPDQ\7KURWWOLQJUDQJHV GLIIHUHQWLDOV LVWKHV\VWHPSUHVVXUHDZD\IURP

the set point. At one Throttling range below the Set Point, only one stage will be on. For each additional Throttling range below the Set Point, an additional stage will be activated. The last stage on will be allowed to exceed the Set Point by one full Throttling range before turning off that stage. This helps to prevent the last stage from short cycling. See Throttle Range.

When PID is selected, the following are the settings that directly affect this mode of operation:

‡

5HDFWLRQ7LPH





‡

3XUJH'HOD\





‡

0LQLPXP5XQ7LPH 

‡

6WDQGE\'HOD\





‡

/DVW6WDJH+ROG 



6(/(&7Settings/System Settings/Stage Settings/Reaction Time 6(/(&7Settings/System Settings/Stage Settings/Purge Delay 6(/(&7Settings/System Settings/Stage Settings/Min Runtime 6(/(&7Settings/System Settings/Stage Settings/Standby Delay 6(/(&7Settings/System Settings/Stage Settings/Last Stage Hold

:KHQ2YHUVL]H 266 LVVHOHFWHGWKHIROORZLQJLVWKHVHWWLQJWKDWGLUHFWO\DIIHFWVWKLVPRGHRIRSHUDWLRQ

 

‡

7KURWWOH   

6(/(&7Settings/System Settings/Stage Settings/Throttle

 

 

6(1625)$8/7

 

--- SENSOR FAULT ---

6WDJHV2Q6WDJHV2II

'HIDXOW6WDJHV2Q

Stages

On

Hold Button: MENU/<System Startup>/..../Sensor Fault

Stages

Off

‡

The Sensor Fault will determine the operating status of all output stages that are set to

BACK

SAVE

 

Auto or Standby when a sensor reads Short or Open.

 

 

‡

7KH6KXWGRZQRU7VWDWDFWLYDWLRQZLOOWDNHSUHFHGHQFHRYHUWKH6HQVRU)DXOWVWDWXV7KDWPHDQVLI6WDJHV2QLVVHOHFWHGDQG

the Shutdown was active, all stages will be Off on a sensor fault.

‡ :KHQ6WDJHV2QLVVHOHFWHGWKH%&36ZLOOWXUQDOOVWDJHV2QZKHQWKH6\VWHPVHQVRUUHDGV6KRUWRU2SHQ ‡ :KHQ6WDJHV2IILVVHOHFWHGWKH%&36ZLOOWXUQDOOVWDJHV2IIZKHQWKH6\VWHPVHQVRUUHDGV6KRUWRU2SHQ ‡ 7KH2XWGRRU6HQVRU6KRUWRU2SHQVWDWXVZLOOQRWDIIHFWWKHVWDJHVRSHUDWLRQ

6(77,1*7+(&21752/72)$&725<'()$8/76

To Reset the BCP-8S control to its original factory defaults, follow the following steps:

‡

Power down the control.

‡

Hold down the two right most buttons while powering the control back up until the To-

 

tal Clear Started screen appears. The Display will direct you to the Startup

TOTAL CLEAR STARTED

Release buttons

and

Please Wait

menu to program the control after the defaults are loaded.

NOTE: After resetting the control to the original factory defaults, the user must go through all control settings.

,03257$17

After performing a total reset, do not turn off power to the control until all Startup settings have been made. Otherwise,

WKHQH[WSRZHUXSZLOOEHVHWWRPDQ\6WDUWXSIDFWRU\VHWWLQJVWKDWPLJKWQRW¿W\RXUDSSOLFDWLRQ

16

Image 16
Contents BCP-8S BCP-8X Selecting the System Features Display Pressure Transducer Default Settings and Ranges24PID Operation OSS Operation 167$//50186481&        6/$287 35 F62959 81567$1,1*235$7,21&21&37 235$7,21266235$7,21 HDG6WDJH $$/6783 1*7+6670$7856167$//$7,21 02817,1*7+1&/2685167$//7+ 7+,13876 7+325 750,1$/6 667035668561625,5,1* 750,1$/6 28722561625,5,1* 750,1$/6 7+2873876 211&7,1*727+%&33$1/6$102,175$ 7+67$*6 750,1$/672 1*7+%&33$1//775 167$//5 0 18 67 32,17 67$5783677,1*6 751$/,138702 851573727$/%2,/56 67$*,1677,1*7+&21752/72$&725$8/76 648121752//2 61625$8/7235$7,1*677,1*6 6670677,1*6$621 287225&8727035$78567$*677,1*6 $&7,217,0385*/$ 0805817,0$6767$*+2 $677,1*66HHSUHVVXUH7UDQVGXFHUHIDXOW6HWWLQJVDQG5DQJHV7DEOH Button MENU/System Settings/Setback 67%$&.6&+8$%2,/5 527$70220%867,21$,5$035235$7,21 $,171$1+,6725 6670 2872256162575,021,*85$7,21 63/$5677,1*6 63/$066$*6Button Boiler HIDXOW$XWR5817,0 35668575$168&5$8/7677,1*6$15$1*6Boiler Ohdu7528%/6+227,1 61625,13876 LVSOD\VKRZV6HQVRU231RU6+25721752/235$7,21 7RR0XFK+HDW Check if the control has any of the following8650 186 6732,17 127$-867$%/,10602 70 FButton MENU/Outdoor Cutoff Setback63&,,&$7,216 66SHFL¿FDWLRQV

BCP-8S, BCP-8X specifications

The Weil-McLain BCP-8S and BCP-8X are noteworthy options in the realm of commercial heating solutions, specifically designed for reliably providing hot water and space heating in various applications. These products reflect Weil-McLain's commitment to quality and innovation in boiler technology.

One of the main features of the BCP-8S and BCP-8X is their high efficiency ratings. These models utilize advanced heat exchanger technology, which maximizes heat transfer while minimizing energy consumption. This not only helps in reducing operational costs but also makes them environmentally friendly by lowering carbon footprints.

Both models are constructed with robust materials, ensuring durability and longevity even in demanding environments. The BCP series boasts a compact design that allows for flexible installation, making them suitable for a variety of spaces, from commercial buildings to industrial facilities. Their ability to fit into tight spaces without compromising performance is a significant advantage for users.

The BCP-8S and BCP-8X come equipped with user-friendly controls, allowing for straightforward operation and monitoring. These models typically feature an integrated microprocessor control system that enhances the boiler’s efficiency and reliability. This system enables users to easily adjust settings and provides diagnostic feedback, ensuring optimal performance and timely maintenance.

Another distinguishing characteristic of these models is their versatile fuel options. The BCP series is designed to operate on multiple fuel types, including natural gas and propane, offering flexibility for users to select their preferred energy source. This adaptability can make a significant difference in specific application scenarios where fuel availability may vary.

Safety is a paramount consideration in the design of the BCP-8S and BCP-8X. They incorporate various safety features, such as pressure relief valves and flame safeguard systems, ensuring safe operation throughout their lifespan. These features not only protect users but also enhance overall system reliability.

In summary, the Weil-McLain BCP-8S and BCP-8X boilers are exemplary solutions for efficient, reliable heating. With advanced technologies, flexible installation options, and user-friendly controls, they represent a strong choice for businesses looking to invest in a quality heating system. Their durability and safety features further ensure that these models stand out in the competitive landscape of commercial heating solutions.