Standard Commands And Controls (Supplied Separately) - RHOSS UTNC-EV Instructions For Use Manual

V2 - V3 (installed) – 2/3-way elec troval ve for 2-pipe s ystems c omplete
with an insulation covering (the accessor y does not c ome with the
auxiliary condensate drain tr ay).
Models 26-41-51 (¾")
Models 61-86-111 ( 1")
KV2B4 - KV3B 4 (supplied separat ely) – 2/3-way electrovalve for 4-
pipe s ys tems. The c old side val ve is compl ete with an ins ulation
covering (the access ory does not come with the auxiliar y condensate
drain tray).
V2B4 - V3B4 (in stalled) – 2/3- way electroval ve for 4-pi pe s ystems. The
cold side val ve is complete with an ins ulation covering (the access ory
does not come with the auxiliar y c ondens ate drain tray).
Models 26-41-51 (¾" – ½")
Models 61-86-111 ( 1" - ¾")
KVA (supplied separ ately) - Auxiliary condensate drain tray.
26-41- 51
KCB (supplied sep arately) - Flow closur e slots.
KFFE (supplied separ ately) - Passi ve electros tatic photoc atalytic filter.
61-86- 111
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KAP (supplied separ ately) – Primar y air kit.
I.2.1 STANDARD COMMANDS AND CONTROLS
(SUPPLIED SEPARATELY)
UTNC-EV has a number of commands and controls that can be
supplied separatel y, on request. Hereunder is the list of commands or
controls that can be combined with the UTNC-EV.
• KCV2 (supplied sep arately)
Panel with a 3-speed switch complete with a summer/off/winter switch
and the possibility of c onnecting the minimum thermostat externally. Wall
mounted.
(Dimensions 145 x 82 x 40 mm)
• KTCV2 (supplied separately)
Control and adj ustment panel including: off/continuous
ventilati on/ther mostat ventilation switc h; room thermostat;
summer/winter switc h; s peed s witc h; auxiliary contacts (230 Vac) to
control the On/Off val ves in 2-pi pe s ystems, 2- pipe s ys tems with electric
resistance or 4- pipe s ys tems with the possibility of connec ting the
minimum thermostat externall y.
Wall mounted.
(Dimensions 145 x 82 x 40 mm)
• KTCVA (supplied sep arately)
Electronic control panel including: continuous/off/thermostat ventilation
switch; 3-speed s witch; room thermostat; automatic summer/winter
switchover; red/green heating/cooling functioning LED; auxiliary contact
(230 Vac) to c ontrol the ON/OFF valve in 2-pipe s ystems. Wall mounted.
(Dimensions 145 x 82 x 40 mm)
The heating-cooling switchover occurs automatically via detection of the
water temperature in the fan c oil upstream the val ve acc ording to the
following logic.
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T = water temperature
• KTCVR (supplied sep arately)
Electronic c ontr ol panel i ncludi ng: on/off/elec tric resistanc e s witch;
automatic summer/winter switc hover; automatic speed/mi nimum s peed
switch; comfort ±5°C adjustment knob; auxiliary c ontacts (230 Vac) to
control the ON/OFF val ve in 2-pipe s ystems, 2-pipe s ystems with
electric resistance or 4-pipe s ystems .
Minimum thermostat function, destratification c ycle and dirty filter signal.
Wall mounted.
(Dimensions 145 x 82 x 40 mm)
SECTION I: USER
Stand-by
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