SECTION I: USER
23
The heating -cooling switchover occurs aut omatically via d etectio n of t he
water t emperature in the fan c oil upstream the val ve acc ording to the
following log ic. If the electric resistance is prese nt, it can be activate d.
2-pipe s ystem
20 32
Stand-by
T = Wat er temperat ure.
4-pipe s ystem
Stand-by
20 25
t = Room temperature.
I.2.2 ADVANCED COMMANDS AND CONTROLS
(SUPPLIED SEPARATELY)
• KPCM (supplied sep arate l y)
Electronic control pa nel with 11-key LCD, for manual or automatic
reg ulation of all ap pliance f unctions according to th e pre-set room
temperature. The p anel is set-up to be wall-mounted.
Mode
CONT
ON OFF
SC
(Dimensions 70 x 101 x 20 mm)
KTCM (supplied separ at el y)
Infrared remote control with LCD, f or manual or automatic regul ation of
all ap pliance functio ns acc ording t o th e pre-set ro om temperat ure. T he
remot e c ontrol is c omplet e with a s upport brac ket to be wall-mount ed.
TIMER FUNCTIONS
MODE
CONT
ON OFF S
C
(Dimensions 50 x 130 x 30 mm)
• KICM (supplied sep arat e l y)
Recessed p an el wit h LCD t o c ontrol th e Fan coil CMS el ectronic ally.
The pan el is set- up to be i nstalle d in 3-modul e recess ed wall-mount ed
boxes .
(Dimensions 65.2 x 44.4 x 27.3 mm)
• KCMS (supplied separately) for UTNC-EV
Electronic bo ard t hat can be co nfigured as MAST ER or S LAV E f or
manual or a utomatic regulatio n of all appliance fu nctions, c omplet e with
a co ntainer for any additional KMVR modul es.
• KMVR (supplied sep arate l 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 b e
associat ed wit h t he KCMS electr onic boar d. It has t wo auxiliar y
cont acts: s ummer/ win ter co nse nt an d boiler control.
• KCMVI (supplied separately) for UTNC-I
Electronic bo ard t hat can be co nfigured as MAST ER or S LAV E f or
manual or a utomatic regulatio n of all appliance fu nctions, c omplet e with
MVRI module (MVRI mod ule t o control t he ON-OFF val ve i n 2 or 4
pipes s ys te ms of brus hless f an).
• KSTI (supplied separately)
Temperat ure se nsor f or a dditional water hea ting coil, t o b e us ed in
combinati on wit h the KCMS-KCMVI electr onic car d.
• KPRI – E xtensi on l ead for t he recei ver for re mot e co ntrol operatio n.
I.2.3 SERIAL INTERFACES FOR ADVANCED
CONTROLS (SUPPLIED SEPARATELY)
• KISI (supplied sep arate l y)
CAN-bus serial in terfac e (Controller Are a Net work,
indispe nsa ble f or th e net wor k c on necti on of t he units and t heir serial
addressi ng, which are t o b e associat ed wit h t he KCMS elec tronic boar d
(Can-Open Prot ocol).
• KRS485 ( supplied sepa ratel y)
RS485 serial int erfac e f or logical dialogue with building aut omatio n and
super vision s ystems, which is t o b e associated wit h t he KCMS
electronic board (S upp orted pr otoc ols: pro prietar y prot ocol; Mo dB uS
®
RTU).
I.2.4 SERIAL CONVERTERS (SUPPLIED
SEPARATELY)
• KRS232 ( supplied sepa ratel y)
RS485 /RS232 s erial con verter to c onnect to s up ervis ory s ys te ms and
must be ass ociated t o o ne or more KRS485 s erial int erface modules in
the c ase of c entr alised management of t he units .
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