SECTION I: USER
23
The heating-cooling switchover occurs aut omatically via detection of t he
water t emperature in the fan c oil upstream the val ve acc ording to the
following logic. If the electric resistance is present, it can be activated.
2-pipe system
20
32
Stand-by
T
= Wat er temperat ure.
4-pipe system
Stand-by
20
25
t
= Room temperature.
I.2.2
ADVANCED COMMANDS AND CONTROLS
(SUPPLIED SEPARATELY)
•
KPCM (supplied sep aratel y)
Electronic control panel with 11-key LCD, for manual or automatic
regulation of all appliance f unctions according to the pre-set room
temperature. The panel is set-up to be wall-mounted.
Mode
CONT
ON
OFF
S
C
(Dimensions 70 x 101 x 20 mm)
KTCM (supplied separ atel y)
Infrared remot e control with LCD, f or manual or automatic regul ation of
all appliance functions acc ording t o the pre-set room temperat ure. T he
remot e c ontrol is c omplet e with a s upport brac ket to be wall-mount ed.
TIMER FUN
CTIONS
MODE
CONT
ON
OFF
S
C
(Dimensions 50 x 130 x 30 mm)
•
KICM (supplied sep aratel y)
Recessed panel wit h LCD t o c ontrol the Fan coil CMS el ectronic ally.
The panel is set- up t o be i nstalled in 3-modul e recess ed wall-mount ed
boxes .
(Dimensions 65.2 x 44.4 x 27.3 mm)
•
KCMS (supplied sep aratel y) for UTNC-EV
Electronic board t hat can be configured as MAST ER or SLAVE f or
manual or automatic regulation of all appliance functions, c omplet e with
a container for any additional KMVR modul es.
•
KMVR (supplied sep aratel y) for UTNC-EV
Module to c ontr ol the ON/OFF val ves i n 2 or 4-pi pe s yst ems, t o be
associat ed wit h t he KCMS electr onic boar d. It has t wo auxiliar y
cont acts: s ummer/ winter consent and boiler control.
•
KCMVI (supplied separ atel y) for UTNC-I
Electronic board t hat can be configured as MAST ER or SLAVE f or
manual or automatic regulation of all appliance functions, c omplet e with
MVRI module (MVRI module t o control t he ON-OFF val ve i n 2 or 4
pipes s ys tems of brus hless f an).
•
KSTI (supplied separatel y)
Temperat ure sensor f or additional water heating coil, t o be us ed in
combinati on wit h the KCMS-KCMVI electr onic car d.
•
KPRI
– Extensi on l ead for t he recei ver for remot e control operation.
I.2.3
SERIAL INTERFACES FOR ADVANCED
CONTROLS (SUPPLIED SEPARATELY)
•
KISI (supplied sep aratel y)
CAN-bus serial interfac e (Controller Area Net work,
indispensable f or the net wor k c onnecti on of t he units and t heir serial
addressi ng, which are t o be associat ed wit h t he KCMS elec tronic boar d
(Can-Open Prot ocol).
•
KRS485 ( supplied separatel y)
RS485 serial int erfac e f or logical dialogue with building aut omation and
super vision s ystems, which is t o be associated wit h t he KCMS
electronic board (Supported pr otoc ols: proprietar y prot ocol; ModBuS
®
RTU).
I.2.4
SERIAL CONVERTERS (SUPPLIED
SEPARATELY)
•
KRS232 ( supplied separatel y)
RS485/RS232 s erial converter to c onnect to s upervis ory s ys tems and
must be ass ociated t o one or more KRS485 s erial int erface modules in
the c ase of c entr alised management of t he units .