intensity WDC-120G/WK(A), Руководство по обслуживанию

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1 WDC-120G/WK(A)
202011 7
WD
C-1
20
G/WK
(A
) Se
rvice
Manual
2 Introduc ti on
WDC -120G/ W K(A) is a p o wer li ne commu n ic a tio n b a s ed wi red co n t r oll er wh ic h a ims to fulfill t he need s of gr ou p co n t r ol
fo r app lic a tio n scen ar ios suc h a s a big ha ll where a ll t he VRF i nd oo r u n its are r equi red to o pera t e i n t he s a m e f a s h io n i n a ll
t he ci r cumst an ces . Th is co n t r oll er s a tisfies t he need fo r t he gr ou p co n t r ol fo r u p to 16 i nd oo r u n its and pr ovi d es p o wer ful
functio n s suc h a s sc h eduli ng and q u er yi ng t he i nd oo r and out d oo r u n it para m e t er s usi ng its bi -d i r ectio na l commu n ic a tio n
li ne s . Alo ng wit h its gr ou p co n t r ol c apa city, t he co n t r oll er a lso ha s t he c apa city to co n t r ol o ne i nd oo r u n it a t o ne tim e and
ha s t he a bility fo r t he commu n ic a tio n by i n fr ared commu n ic a tio n c a bles a s w ell a s t he p o wer li ne commu n ic a tio n c a ble.
The co n t r oll er c an a lso be co nn ect ed wit h t he H RV a s w ell a s t he F r es h Air Pr ocessi ng VRF i nd oo r u n its . Th is co n t r oll er
em p loys d ot m a t r i x d is p l a ys a s a r esult of wh ic h t he ico n s d is p l a y ed o n t h is co n t r oll er sc reen are muc h b e tt er and bri gh t er
t han a ll ot her co n t r oll er s . Apar t f r om a ll t he s e h ig h li gh t ed f ea tu r es, t he co n t r oll er a lso ha s t he c apa city to co n t r ol som e of
t he i nd oo r u n it ’ s s e tti ng s wh ich were ear li er o n ly ava il a bl e o n t he i nd oo r u n it m a i n P CB wit h t he he l p of som e d i a l
switc h es li ke col d dra ft preven tio n and tem pera tu re com pen s a tio n s bot h i n t he c a s e of hea ti ng and cooli ng mo de. Also t he
co n t r oll er ha s a LED i nd ic a to r wh ic h lig h ts u p when t he i nd oo r u n its co nn ect ed wit h t he co n t r oll er are switc hed ON. Th is
co n t r oll er is a com pr omis e bet ween t he ce n t r al co n t r olle r s and t he w i red co n t r oll er s ha vin g t he f ea tu r es wh ic h are muc h
bett er t han an y w i red co n t r oll er and are n o less i n an y r es p ect f r om som e b a sic c en t r al co n t r oll er. So t h is gr ou p co n t r oll er
c an be summ ar i zed to b e a com pr omis e b e t ween t he w i red co n t r oll er and sm a ll c en t r al co n t r oll er s .