T vn la chn lp t camera quan st

Vic tm mt nh cung cp lp t Camera quan st ngy nay qu d dng. iu quan trng l chn gii php camera v chng loi camera no no ph hp vi mc ch s dng v khng qu lng ph. Vi kinh nghim 10 nm lm v Camera gim st, Xin gp mt vi im chnh qu khch c c s la chn hp l nht. Vic tm mt nh cung cp lp t Camera quan st ngy nay qu d dng. iu quan trng l chn gii php camera v chng loi camera no no ph hp vi mc ch s dng v khng qu lng ph. Vi kinh nghim 10 nm lm v camera gim st, Xin gp mt vi im chnh qu khch c c s la chn hp l nht. 1. Quyt nh gii php camera analog hay camera IP La chn ny l quyt nh quan trng nht khi lp t mt h thng camera. Nu quyt nh sai s tn chi ph nhiu cho vic iu chnh. Camera IP l gii php mi v c trin khai nhiu trong nhng nm gn y khi cng ngh internet pht trin nhanh chng. Nhng khng phi Camera IP l gii php ph hp nht hin nay. Cn phi xc nh ng nhu cu ca mnh c quyt nh ng n. Cc khi nim c bn: Chng loi Camera Camera thn c im & tnh cht Camera dng ch nht, quan st ban ngy Camera dng ch nht, quan st c ngy v m c nh sng yu. Ban m nh sng cn nm trong ngng cho php vn quan st thy hnh mu. Vt qu ngng, quan st hnh trng en. Nu tri ti mt khng c nh sng th s khng quan st c. Cc camera loi ny ch cn c nh sng yu l vn quan st c. Camera dng bn cu, quan st ban ngy Camera dng bn cu, quan st c ngy c m c nh sng yu. Ban m nh sng cn nm trong ngng cho php vn quan st thy hnh mu. Vt qu ngng, quan st hnh trng en. Nu tri ti mt khng c nh sng th s khng quan st c. Cc camera loi ny ch cn c nh sng yu l vn quan st c. Camera dng hnh tr. Quan st c ngy v m. Nu nh sng yu th ch quan st hnh trng en Camera dng bn cu. Quan st c ngy v m. Nu nh sng yu th ch quan st hnh trng en Camera dng hnh cu.iu chnh xoay 360 , ln xung v phng to (zoom) Ni mt cch d hiu, C 2 phng thc truyn tn hiu t camera v thit b ghi hnh l tn hiu tng t (analog) v tn hiu s (digital). Nu l tn hiu tng t th Camera s dng phi l camera analog. Nu l tn hiu s th camera l camera IP. Camera analog & camera IP Camera IP kt ni trc tip hoc thng qua ng truyn internet ADSL nn vic xem hnh nh qua mng internet s cho hnh nh thc hn, mn hn, sc nt hn. Camera analog kt ni ng truyn internet ADSL thng qua u ghi hnh nn vic xem hnh nh qua mng internet s khng bng camera analog. Xem xt nhu cu thc s khi trang b camera qua cc phn tch sau:

Camera thn day/night

Camera Dome

Camera Dome day/night

Camera thn hng ngoi

Camera Dome hng ngoi

Camera Speed dome

NG DNG

TNH CHT CHNH

MC CH

CAMERA PH HP

GII PHP

Nh dn dng

Camera thn hoc dome Quan st tng ro bo hng ngoiquan st ngy v Chn gii php Camera IP v m nu thng xuyn i cng Gim st v bo v Camera thn hoc dome tc. Ngc li, chng trm Quan st ca chnh hng ngoi quan st ngy Chn gii php Camera v m analog Camera thn hoc dome Quan st bn trong nh quan st ngy Quan st ni nhn vin Camera thn hoc dome Chn gii php Camera IP lm vic quan st ngy nu thng xuyn i cng Camera thn hoc dome tc hoc cng ty c nhiu Quan st kho hng hng ngoi quan st ngy chi nhnh. Ngc li, v m Chn gii php Camera Camera thn hoc analog Quan st showroom dome quan st ngy Quan st quy Teller Camera thn day/night (khng c hng ngoi) Camera thn hoc dome hng ngoi quan st ngy v m php Camera

Doanh nghip

Gim st

Quan st kho qu Ngn hng

Gim st v bo v Chn gii Camera thn hoc dome analog chng trm Quan st phng thit b hng ngoi quan st ngy cng ngh thng tin v m Camera thn hoc dome hng ngoi quan st ngy v m

Quan st dc hnh lang

Camera thn hoc Quan st ni nhn vin speeddome day/night lm vic ti nh my (khng c hng ngoi) Camera thn hoc dome hng ngoi quan st ngy v m

Quan st kho hng

Nh my

Camera thn hoc dome Quan st tng ro bo hng ngoi quan st ngy Gim st v bo v v Chn gii v m chng trm analog Camera thn hoc dome Quan st ng ni b hng ngoi quan st ngy nh my v m Quan st cc ca chnh ra Camera thn hoc dome vo theo quy trnh sn hng ngoi quan st ngy xut v m Mt in vn duy tr gim Ngun in tp trung v st v ghi hnh c b lu in

php Camera

Ca hng

Gim st

Quan st khu vc bn Camera thn hoc dome Chn gii php Camera IP

hng

quan st ngy Camera thn hoc dome hng ngoi quan st ngy v m

Quan st kho

Camera thn hoc dome Quan st mt tin ca day/night (khng c hng hng v ca chnh ra vo ngoi) Quan st ti quy thu Camera thn ngn dome day/night hoc

Camera thn hoc Quan st khu vc bn speeddome day/night hng, kinh doanh (khng c hng ngoi) Camera thn hoc dome Quan st li ra v ca hng ngoi quan st ngy chnh Chn gii php Camera IP v m nu c nhiu chi nhnh. Siu th, Trung Gim st v bo v Camera thn hoc dome Ngc li tm thng mi chng trm Quan st kho hng hng ngoi quan st ngy Chn gii phpCamera v m analog Camera thn hoc dome Quan st ti quy thu day/night (khng c hng ngn ngoi) Mt in vn duy tr gim Ngun in tp trung v st v ghi hnh c b lu in Camera thn hoc dome Quan st dc hnh lang, hng ngoi quan st ngy snh v m Camera thn hoc dome Quan st trc thang my hng ngoi quan st ngy v thang b v m Camera thn hoc dome Quan st snh lobby v day/night (khng c hng Chn gii Gim st v bo v quy l tn ngoi) chng trm analog Quan st nh hng Camera thn hoc dome

Khch sn

php Camera

Camera thn hoc dome Quan st ca xut nhp hng ngoi quan st ngy thc phm ti bp v m Camera thn hoc dome hng ngoi quan st ngy v m Camera thn hoc dome hng ngoi quan st ngy v m Chn

Quan st bi xe

Quan st kho thuc Bnh vin Gim st

gii

php Camera

Camera thn hoc dome analog Quan st tng ro bo hng ngoi quan st ngy v v m

Camera thn hoc dome Quan st ng ni b hng ngoi quan st ngy bnh vin v m Quan st quy tip nhn Camera thn hoc dome bnh trung tm Camera thn hoc dome Quan st khu vc tip day/night (khng c hng nhn bnh nhn cp cu ngoi) Quan st dc hnh lang Trng hc, trung tm ngoi Gim st ng Quan st sn trng Camera thn hoc dome Camera thn speeddome hoc Chn gii php Camera IP nu c nhiu c s ngc li php Camera

Quan st khu vc t vn Camera thn hoc dome Chn gii vin analog Quan st lp hc Camera thn hoc dome

2. Nu la chn gii php camera analog, cn lu cc vn sau: Thit b lu tr l u ghi hnh Hnh nh lu tr trc tip vo cng u ghi hnh c a DVD-WR backup d liu

Xem kh nng u ghi hnh cho php gn ti a cng c dung lng bao nhiu trnh trng hp sau ny khng m rng c cng tng thi gian lu tr. V mi loi u ghi hnh c kh nng ny khc nhau. Mt s u ghi hnh xem hnh nh thc t th rt p nhng xem qua mng th bi git hnh ( chm so vi din bin thc t ) mc d cng u l chun H.264 (l chun nn hnh xem qua mng ). Tt hn ht l yu cu nh cung cp cho xem quan st qua mng ca mt khch hng s dng cng chng loi u ghi hnh. Kim tra u ghi hnh c t ng hat ng tr li sau khi c in tr li khng ( do cp in). V c 1 s loi u ghi phi bt tr li bng tay. Nn hn ch s dng cc u ghi hnh backup qua cng USB v tc backup rt chm.

3. Nu la chn gii php camera IP cn lu cc vn sau Thit b lu tr l u ghi hnh chuyn dng hoc server hoc my vi tnh PC chy 24/24 ( i hi ngun my tnh t 600W tr ln mi n nh) Thit b lu tr c th t bt c ni no min l c kt ni Internet Kim tra gi dch v ng k internet ADSL. Nu thp qu s khng t yu cu hnh nh. Xc nh version ca window v mt s phn mm xem v ghi hnh ch h tr win XP m khng h tr win server 2007 Hn ch s dng camera IP wifi nu sng wifi khng t mc tt nht. Xem kh nng Phn mm cho php xem cng 1 lc c bao nhiu camera trn cng 1 mn hnh PC Xem kh nng Phn mm cho php xem cng 1 lc c bao nhiu camera trn cng 1 mn hnh my di ng

4. La chn gii php thi cng & vt t + Quyt nh xem khi mt in c cn xem v ghi hnh khng. Hoc nhng camera no cn ghi hnh yu cu nh cung cp thi cng ngun in cung cp cho camera v b ngun lu in. + Cable tn hiu ng trc camera (cho camera analog) hoc cable mng RJ45 (cho camera IP) ng vai tr cc k quan trng cho tn hiu hnh nh v sau (thng thng t 1,5 nm tr i). Hin nay, Cable tn hiu ny rt bt nho trn th trng m ngi s dng khng th kim nh c cht lng. Gi cable trung quc khng c thng hiu gi ch bng 1/4 hay 1/3 gi cable c thng hiu. Tt nht, nn chn cc loi cable c thng hiu, c nh phn phi chnh thc ti Vitnam.

5. La chn nh cung cp Ngy nay, ch cn ln google g t kha lap dat camera l hin th ra trn 10 nh cung cp qung co tr tin trn google. Qu d dng la chn tuy nhin khng t khch hng u lo do mt s nh cung cp a ra mc cho gi thit b v dch v rt thp hn nhiu so vi cc nh cung cp khc. Nh cung cp no cng cho mnh l chuyn nghip, c dch v sau bo hnh tt nht. Camera quan sat l thit b an ninh em li hiu qu trong qun l cng vic nhng cng li gy khng t kh khn khi truy tm li s vic x l khi c ri ro xy ra. Ngy nay khng c vic nh cung cp bn gi t, gi cao na m l bn gi ph hp th trng nu khng s t o thi ra ngo i cuc chi V vy, vic kh khn nht hin nay l lm th no loi nhng nh cung cp km cht lng trnh ri vo trng hp chn nhm nh cung cp. Thng thng b phn mua sm ca cc cng ty ln, sau khi quy chun li chng loi thit b cn mua sm, Thng qua mt vi tiu ch sau trong s cc tiu ch chuyn mn khc, H loi c nhng nh cung cp khng t cht lng. Tiu ch L do

Cung cp bn photo s lao ng Tiu ch ny gip xc nh c s nhn vin k thut thc s s p ng dch ca nhn vin k thut v sau bn hng. Nh cung cp no khng mua bo him hoc outsourcing s khng cung cp hoc t ng rt lui Cung cp bn cng chng 3 ha Tiu ch ny xc nh cng ty chuyn cung cp thit b hay khng. T xc n ti chnh bn thit b cng nh nh cung cp c thit b d phng cho mn khi mang thit b v sa cha chng loi gn nht khi s c xy ra S nm kinh nghim Hai tiu ch 1 v 2 l thc o s nhit tnh tham gia i ng nh cung cp th tiu ch 3 ny xc nh gi tr thng hiu ca nh cung cp

DCH V CHUYN NGHIP,SM PHM CHNH HNG,UY TN TRCH NHIM,TIT KIM CHI PH
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