{"id":26457,"date":"2024-09-14T19:23:54","date_gmt":"2024-09-14T11:23:54","guid":{"rendered":"https:\/\/shchimay.com\/?p=26457"},"modified":"2024-09-15T18:13:15","modified_gmt":"2024-09-15T10:13:15","slug":"lovibond-sd-80-tds-meter","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/lovibond-sd-80-tds-meter\/","title":{"rendered":"m\u00e1y \u0111o lovibond sd 80 tds"},"content":{"rendered":"

Hi\u1ec3u t\u1ea7m quan tr\u1ecdng c\u1ee7a m\u00e1y \u0111o Lovibond SD 80 TDS trong ki\u1ec3m tra n\u01b0\u1edbc<\/h1>\n

\nCh\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a ch\u00fang ta, v\u00ec n\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ee9c kh\u1ecfe v\u00e0 tinh th\u1ea7n c\u1ee7a ch\u00fang ta. M\u1ed9t trong nh\u1eefng th\u00f4ng s\u1ed1 ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 T\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS), d\u00f9ng \u0111\u1ec3 ch\u1ec9 t\u1ed5ng l\u01b0\u1ee3ng ch\u1ea5t h\u00f2a tan trong n\u01b0\u1edbc. \u0110\u1ec3 \u0111o ch\u00ednh x\u00e1c m\u1ee9c TDS, c\u1ea7n c\u00f3 m\u00e1y \u0111o TDS \u0111\u00e1ng tin c\u1eady v\u00e0 ch\u00ednh x\u00e1c. M\u00e1y \u0111o Lovibond SD 80 TDS l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn c\u1ee7a c\u00e1c chuy\u00ean gia c\u0169ng nh\u01b0 nh\u1eefng ng\u01b0\u1eddi \u0111am m\u00ea do t\u00ednh ch\u00ednh x\u00e1c v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
T\u00ean s\u1ea3n ph\u1ea9m<\/td>\nB\u1ed9 \u0111i\u1ec1u khi\u1ec3n m\u00e1y ph\u00e1t pH\/ORP-8500A<\/td>\n<\/tr>\n
Th\u00f4ng s\u1ed1 \u0111o<\/td>\nPh\u1ea1m vi \u0111o<\/td>\nT\u1ef7 l\u1ec7 ph\u00e2n gi\u1ea3i<\/td>\n\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<\/tr>\n
pH<\/td>\n0.00\uff5e14.00<\/td>\n0.01<\/td>\n\u00b10.1<\/td>\n<\/tr>\n
ORP<\/td>\n(-1999\uff5e+1999)mV<\/td>\n1mV<\/td>\n\u00b15mV(\u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n)<\/td>\n<\/tr>\n
Nhi\u1ec7t \u0111\u1ed9<\/td>\n(0.0\uff5e100.0)\u2103<\/td>\n0,1\u2103<\/td>\n\u00b10.5\u2103<\/td>\n<\/tr>\n
Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a dung d\u1ecbch \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m<\/td>\n(0.0\uff5e100.0)\u2103<\/td>\n<\/tr>\n
Th\u00e0nh ph\u1ea7n nhi\u1ec7t \u0111\u1ed9<\/td>\nPh\u1ea7n t\u1eed nhi\u1ec7t NTC10K<\/td>\n<\/tr>\n
(4~20)mA D\u00f2ng \u0111i\u1ec7n \u0111\u1ea7u ra<\/td>\nS\u1ed1 k\u00eanh<\/td>\n2 k\u00eanh<\/td>\n<\/tr>\n
\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/td>\nB\u1ecb c\u00f4 l\u1eadp, ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh, \u0111\u1ea3o ng\u01b0\u1ee3c,<\/td>\n<\/tr>\n
ch\u1ebf \u0111\u1ed9 k\u00e9p c\u00f3 th\u1ec3 \u0111\u1ecbnh c\u1ea5u h\u00ecnh, thi\u1ebft b\u1ecb \/ truy\u1ec1n<\/td>\n<\/tr>\n
\u0110i\u1ec7n tr\u1edf v\u00f2ng l\u1eb7p<\/td>\n400\u03a9(T\u1ed1i \u0111a)\uff0cDC 24V<\/td>\n<\/tr>\n
\u0110\u1ed9 ch\u00ednh x\u00e1c truy\u1ec1n<\/td>\n\u00b10.1mA<\/td>\n<\/tr>\n
Ki\u1ec3m so\u00e1t li\u00ean h\u1ec7<\/td>\nK\u00eanh S\u1ed0<\/td>\n3 K\u00eanh<\/td>\n<\/tr>\n
Ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n<\/td>\nC\u00f4ng t\u1eafc quang \u0111i\u1ec7n b\u00e1n d\u1eabn<\/td>\n<\/tr>\n
C\u00f3 th\u1ec3 l\u1eadp tr\u00ecnh<\/td>\nM\u1ed7i k\u00eanh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh v\u00e0 tr\u1ecf t\u1edbi (nhi\u1ec7t \u0111\u1ed9, pH\/ORP, th\u1eddi gian)<\/td>\n<\/tr>\n
\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/td>\nC\u00e0i \u0111\u1eb7t tr\u01b0\u1edbc tr\u1ea1ng th\u00e1i\/xung\/\u0111i\u1ec1u ch\u1ec9nh PID th\u01b0\u1eddng m\u1edf\/th\u01b0\u1eddng \u0111\u00f3ng<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/td>\n50mA(T\u1ed1i \u0111a)AC\/DC 30V<\/td>\n<\/tr>\n
D\u1eef li\u1ec7u\u00a0giao ti\u1ebfp<\/td>\nGiao th\u1ee9c chu\u1ea9n MODBUS, RS485<\/td>\n<\/tr>\n
Ngu\u1ed3n \u0111i\u1ec7n l\u00e0m vi\u1ec7c<\/td>\nDC 24V\u00b14V<\/td>\n<\/tr>\n
Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng t\u1ed5ng th\u1ec3<\/td>\n5.5W<\/td>\n<\/tr>\n
M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\nNhi\u1ec7t \u0111\u1ed9: (0~50) \u2103<\/td>\n<\/tr>\n
\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: \u2264 85% RH (kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n
M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\nNhi\u1ec7t \u0111\u1ed9: (-20~60) \u2103<\/td>\n<\/tr>\n
\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: \u2264 85% RH (kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n
M\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7<\/td>\nIP65 (c\u00f3 n\u1eafp l\u01b0ng)<\/td>\n<\/tr>\n
K\u00edch th\u01b0\u1edbc h\u00ecnh d\u1ea1ng<\/td>\n96mm\u00d796 mm\u00d794mm (H\u00d7W\u00d7D)<\/td>\n<\/tr>\n
K\u00edch th\u01b0\u1edbc m\u1edf<\/td>\n91mm\u00d791mm(H\u00d7W)<\/td>\n<\/tr>\n
Ch\u1ebf \u0111\u1ed9 c\u1ed1 \u0111\u1ecbnh<\/td>\nLo\u1ea1i g\u1eafn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh nhanh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

\nM\u00e1y \u0111o Lovibond SD 80 TDS l\u00e0 thi\u1ebft b\u1ecb c\u1ea7m tay \u0111o n\u1ed3ng \u0111\u1ed9 TDS trong n\u01b0\u1edbc v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao. N\u00f3 \u0111\u01b0\u1ee3c trang b\u1ecb c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111\u1ecdc ch\u00ednh x\u00e1c, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cho c\u00e1c \u1ee9ng d\u1ee5ng ki\u1ec3m tra n\u01b0\u1edbc. Cho d\u00f9 b\u1ea1n l\u00e0 chuy\u00ean gia x\u1eed l\u00fd n\u01b0\u1edbc, k\u1ef9 thu\u1eadt vi\u00ean ph\u00f2ng th\u00ed nghi\u1ec7m hay ch\u1ee7 nh\u00e0 quan t\u00e2m \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, m\u00e1y \u0111o Lovibond SD 80 TDS l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111a n\u0103ng c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p>\n

M\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a m\u00e1y \u0111o Lovibond SD 80 TDS l\u00e0 thi\u1ebft k\u1ebf th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng. Thi\u1ebft b\u1ecb nh\u1ecf g\u1ecdn v\u00e0 nh\u1eb9, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng mang theo \u0111\u1ec3 ki\u1ec3m tra t\u1ea1i ch\u1ed7. Giao di\u1ec7n tr\u1ef1c quan v\u00e0 thao t\u00e1c \u0111\u01a1n gi\u1ea3n gi\u00fap n\u00f3 ph\u00f9 h\u1ee3p cho c\u1ea3 ng\u01b0\u1eddi d\u00f9ng c\u00f3 kinh nghi\u1ec7m v\u00e0 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u. Ch\u1ec9 v\u1edbi m\u1ed9t v\u00e0i l\u1ea7n nh\u1ea5n n\u00fat, b\u1ea1n c\u00f3 th\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c s\u1ed1 \u0111\u1ecdc TDS ch\u00ednh x\u00e1c ch\u1ec9 trong v\u00e0i gi\u00e2y, gi\u00fap b\u1ea1n ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c.<\/p>\n

Ngo\u00e0i t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng, m\u00e1y \u0111o Lovibond SD 80 TDS c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao. Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u1ec3 cung c\u1ea5p c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c, \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 lu\u00f4n \u0111\u00e1ng tin c\u1eady. M\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c n\u00e0y r\u1ea5t quan tr\u1ecdng khi \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, v\u00ec ngay c\u1ea3 nh\u1eefng thay \u0111\u1ed5i nh\u1ecf v\u1ec1 m\u1ee9c TDS c\u0169ng c\u00f3 th\u1ec3 c\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng t\u1ed5ng th\u1ec3 c\u1ee7a n\u01b0\u1edbc. V\u1edbi m\u00e1y \u0111o Lovibond SD 80 TDS, b\u1ea1n c\u00f3 th\u1ec3 tin t\u01b0\u1edfng r\u1eb1ng c\u00e1c ph\u00e9p \u0111o c\u1ee7a m\u00ecnh lu\u00f4n ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n

\"alt-246\"<\/p>\n

M\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng kh\u00e1c c\u1ee7a m\u00e1y \u0111o Lovibond SD 80 TDS l\u00e0 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 tin c\u1eady. Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, gi\u00fap thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. Cho d\u00f9 b\u1ea1n \u0111ang ki\u1ec3m tra n\u01b0\u1edbc trong ph\u00f2ng th\u00ed nghi\u1ec7m, hi\u1ec7n tr\u01b0\u1eddng hay khu d\u00e2n c\u01b0, m\u00e1y \u0111o Lovibond SD 80 TDS \u0111\u1ec1u c\u00f3 th\u1ec3 x\u1eed l\u00fd c\u00f4ng vi\u1ec7c m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. C\u1ea5u tr\u00fac ch\u1eafc ch\u1eafn c\u1ee7a n\u00f3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 c\u00f3 gi\u00e1 tr\u1ecb cho b\u1ea5t k\u1ef3 ai tham gia th\u1eed nghi\u1ec7m n\u01b0\u1edbc.<\/p>\n

H\u01a1n n\u1eefa, m\u00e1y \u0111o Lovibond SD 80 TDS cung c\u1ea5p m\u1ed9t lo\u1ea1t t\u00ednh n\u0103ng gi\u00fap n\u00e2ng cao ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3. Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c trang b\u1ecb m\u00e0n h\u00ecnh c\u00f3 \u0111\u00e8n n\u1ec1n \u0111\u1ec3 d\u1ec5 \u0111\u1ecdc trong \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng y\u1ebfu, c\u0169ng nh\u01b0 ch\u1ee9c n\u0103ng gi\u1eef cho ph\u00e9p b\u1ea1n \u0111\u00f3ng b\u0103ng gi\u00e1 tr\u1ecb \u0111\u1ecdc \u0111\u1ec3 ph\u00e2n t\u00edch th\u00eam. Ngo\u00e0i ra, m\u00e1y \u0111o \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, c\u00f3 h\u01b0\u1edbng d\u1eabn v\u00e0 l\u1eddi nh\u1eafc r\u00f5 r\u00e0ng h\u01b0\u1edbng d\u1eabn b\u1ea1n trong su\u1ed1t qu\u00e1 tr\u00ecnh ki\u1ec3m tra.<\/p>\n

\n