Sime MURELLE EQUIPE 100 BOX ErP Instrucciones Originales página 44

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2.8
TUBES CONNECTING THE
HYDRAULIC SEPARATOR KIT
(fig. 7)
SIME. provides. the. tubes. connecting. the.
hydraulic.separator.kit.code.8101534.for.in-
stallations.with.left-hand.side.attachments.
The.kit.is.made.up.of.the.following.compo-
nents.(fig..7):
–..System. supply. flanged. section. code.
6291965
–..System. return. flanged. section. code.
6291965
–..Gaskets,.nuts.and.fastening.screws.M16
–..Expansion. vessel. 8. liters. code. 6245108.
(Preload. pressure. 1.5. bar. –. Maximum.
pressure. 10. bar). and. connection. pipe.
code.6227661.
WARNING: In models "100-150 BOX ErP"
the tubes connecting hydraulic separator
kit can be inserted in a specific protective
box code 8101517 supplied separately.
2.9
RS-485 BOARD
(fig. 8)
Each.module.is.supplied.with.the.RS- 485
board.which.allows.you.to.manage.the.boi-
lers.in.sequence/cascade.
2.9.1
MODBUS mode
(fig. 8/a)
This. mode. allows. for. MODBUS. communi-
cation.of.at.least.two.boilers.in.cascade.and.
44
is.performed.by.requesting.another.RS-485
board.provided.in.the.kit.code.8092244.
ATTENTION: Communication will occur
only with the MASTER boiler, (boiler with
PAR 15 = 0), interpreting the cascade as a
single heat capacity generator:
P
= P
x No.
CASCADE
BOILER
BOILERS
To. install. the. second. board,. proceed. as.
follows:
-. Remove. the. cover. and. electrically. con-
nect.the.second.RS-485.board.equipped.
with. lid. to. the. RS-485. board. already.
installed. in. the. MASTER. boiler. (boiler.
with.PAR 15 = 0).with.the.wired.connec-
tor.provided.in.the.kit.
CAUTION: Insert the wired connector
with caution.
-. Set.the.DIP.SWITCH.of.the.new.board.in.
.
MODBUS.mode.
-. Close.the.lid.of.the.second.board.
-. Choose. the. communication. configura-
tion.suited.to.the.MODBUS.network.(PAR.
17. INST). according. to. Table PAR 17
INST.
x 2
Fig..7
CN10
Fig..8

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