{"id":13286,"date":"2024-04-28T11:07:17","date_gmt":"2024-04-28T03:07:17","guid":{"rendered":"https:\/\/shchimay.com\/?p=13286"},"modified":"2024-04-29T13:43:08","modified_gmt":"2024-04-29T05:43:08","slug":"best-ph-meter-for-soil-and-water","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/best-ph-meter-for-soil-and-water\/","title":{"rendered":"m\u00e1y \u0111o \u0111\u1ed9 pH t\u1ed1t nh\u1ea5t cho \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc"},"content":{"rendered":"<h1 id=\"top-10-ph-meters-for-soil-and-water-testing-wpaicgheading\">10 m\u00e1y \u0111o pH h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc<\/h1>\n<p>\nKhi n\u00f3i \u0111\u1ebfn vi\u1ec7c l\u00e0m v\u01b0\u1eddn ho\u1eb7c tr\u1ed3ng tr\u1ecdt, m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t c\u1ea7n xem x\u00e9t l\u00e0 \u0111\u1ed9 pH c\u1ee7a \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc. \u0110\u1ed9 pH, vi\u1ebft t\u1eaft c\u1ee7a ti\u1ec1m n\u0103ng hydro, l\u00e0 th\u01b0\u1edbc \u0111o m\u1ee9c \u0111\u1ed9 axit ho\u1eb7c ki\u1ec1m c\u1ee7a m\u1ed9t ch\u1ea5t. C\u00e1c lo\u1ea1i c\u00e2y kh\u00e1c nhau ph\u00e1t tri\u1ec3n m\u1ea1nh \u1edf c\u00e1c m\u1ee9c \u0111\u1ed9 pH kh\u00e1c nhau, v\u00ec v\u1eady \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i theo d\u00f5i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 pH c\u1ee7a \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 s\u1ee9c kh\u1ecfe t\u1ed1i \u01b0u cho c\u00e2y tr\u1ed3ng c\u1ee7a b\u1ea1n.<\/p>\n<div class=\"entry-content-asset videofit\"><iframe loading=\"lazy\" title=\"80MA Pressure Sensor\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/R2pLqwrP4e0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>\nM\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 t\u1ed1t nh\u1ea5t \u0111\u1ec3 \u0111o \u0111\u1ed9 pH trong \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc l\u00e0 m\u00e1y \u0111o pH. M\u00e1y \u0111o pH l\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed cung c\u1ea5p s\u1ed1 \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady v\u1ec1 m\u1ee9c \u0111\u1ed9 pH c\u1ee7a m\u1ed9t ch\u1ea5t. C\u00f3 r\u1ea5t nhi\u1ec1u m\u00e1y \u0111o pH kh\u00e1c nhau hi\u1ec7n c\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng, m\u1ed7i lo\u1ea1i c\u00f3 t\u00ednh n\u0103ng v\u00e0 kh\u1ea3 n\u0103ng ri\u00eang. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd th\u1ea3o lu\u1eadn v\u1ec1 10 m\u00e1y \u0111o pH h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc \u0111\u1ec3 gi\u00fap b\u1ea1n ch\u1ecdn lo\u1ea1i t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/p>\n<p>M\u00e1y \u0111o pH \u0111\u1ea7u ti\u00ean trong danh s\u00e1ch c\u1ee7a ch\u00fang t\u00f4i l\u00e0 M\u00e1y \u0111o pH Apera Instruments AI209 Value Series PH20. M\u00e1y \u0111o pH n\u00e0y c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady cao, v\u1edbi \u0111\u1ed9 ph\u00e2n gi\u1ea3i 0,01 pH v\u00e0 ph\u1ea1m vi t\u1eeb 0 \u0111\u1ebfn 14 pH. N\u00f3 c\u0169ng c\u00f3 t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng hi\u1ec7u chu\u1ea9n v\u00e0 b\u00f9 nhi\u1ec7t \u0111\u1ed9, gi\u00fap d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 cung c\u1ea5p s\u1ed1 \u0111o ch\u00ednh x\u00e1c trong m\u1ecdi m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>Ti\u1ebfp theo l\u00e0 M\u00e1y \u0111o k\u1ebft h\u1ee3p Bluelab. M\u00e1y \u0111o pH n\u00e0y l\u00e0 thi\u1ebft b\u1ecb 3 trong 1 \u0111\u1ec3 \u0111o \u0111\u1ed9 pH, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 nhi\u1ec7t \u0111\u1ed9. N\u00f3 c\u00f3 m\u00e0n h\u00ecnh l\u1edbn, d\u1ec5 \u0111\u1ecdc v\u00e0 kh\u00f4ng th\u1ea5m n\u01b0\u1edbc, l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. M\u00e1y \u0111o k\u1ebft h\u1ee3p Bluelab c\u0169ng c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady cao, lu\u00f4n cung c\u1ea5p k\u1ebft qu\u1ea3 \u0111o ch\u00ednh x\u00e1c.<\/p>\n<p>\n<img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FET-8920-2-grey.png\" alt=\"alt-187\" class=\"wp-image-187\" id=\"i187\" \/><br \/>\nM\u1ed9t m\u00e1y \u0111o pH h\u00e0ng \u0111\u1ea7u kh\u00e1c \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc l\u00e0 M\u00e1y \u0111o pH Hanna Instruments HI98103 Checker. M\u00e1y \u0111o pH nh\u1ecf g\u1ecdn v\u00e0 di \u0111\u1ed9ng n\u00e0y ho\u00e0n h\u1ea3o \u0111\u1ec3 th\u1eed nghi\u1ec7m khi \u0111ang di chuy\u1ec3n, v\u1edbi ph\u1ea1m vi pH t\u1eeb 0,00 \u0111\u1ebfn 14,00 v\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i 0,01 pH. N\u00f3 c\u0169ng c\u00f3 m\u1ed9t \u0111i\u1ec7n c\u1ef1c c\u00f3 th\u1ec3 thay th\u1ebf, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn b\u1ec1n b\u1ec9 v\u00e0 l\u00e2u d\u00e0i \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 pH.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/RO-Controller-ROS-2210-2-1.png\" alt=\"alt-188\" class=\"wp-image-188\" id=\"i188\" \/><\/p>\n<p><div style=\"width: 640px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-13286-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4\">http:\/\/shchimay.com\/wp-content\/uploads\/2023\/11\/FCT-8350.mp4<\/a><\/video><\/div>\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t m\u00e1y \u0111o pH cao c\u1ea5p h\u01a1n, M\u00e1y \u0111o pH ch\u1ed1ng n\u01b0\u1edbc Oakton EcoTestr pH 2 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi. M\u00e1y \u0111o \u0111\u1ed9 pH n\u00e0y kh\u00f4ng th\u1ea5m n\u01b0\u1edbc v\u00e0 n\u1ed5i trong n\u01b0\u1edbc, l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 pH trong h\u1ed3 b\u01a1i, spa v\u00e0 c\u00e1c ngu\u1ed3n n\u01b0\u1edbc kh\u00e1c. N\u00f3 c\u00f2n c\u00f3 t\u00ednh n\u0103ng b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng v\u00e0 \u0111i\u1ec7n c\u1ef1c c\u00f3 th\u1ec3 thay th\u1ebf, \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 \u0111o ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady m\u1ecdi l\u00fac.<\/p>\n<p>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p v\u1edbi ng\u00e2n s\u00e1ch, B\u1ed9 k\u1ebft h\u1ee3p m\u00e1y \u0111o pH v\u00e0 TDS VIVOSUN l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi. Thi\u1ebft b\u1ecb 2 trong 1 n\u00e0y \u0111o c\u1ea3 \u0111\u1ed9 pH v\u00e0 t\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS), cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m tra to\u00e0n di\u1ec7n cho \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc c\u1ee7a b\u1ea1n. N\u00f3 r\u1ea5t d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 hi\u1ec7u ch\u1ec9nh, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u ho\u1eb7c nh\u1eefng ng\u01b0\u1eddi c\u00f3 ng\u00e2n s\u00e1ch eo h\u1eb9p.<\/p>\n<p>M\u00e1y \u0111o pH k\u00edch th\u01b0\u1edbc b\u1ecf t\u00fai c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao Dr.meter PH100 \u200b\u200b0,01 l\u00e0 m\u1ed9t m\u00e1y \u0111o pH h\u00e0ng \u0111\u1ea7u kh\u00e1c \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc. M\u00e1y \u0111o pH nh\u1ecf g\u1ecdn v\u00e0 di \u0111\u1ed9ng n\u00e0y c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i 0,01 pH v\u00e0 ph\u1ea1m vi t\u1eeb 0,00 \u0111\u1ebfn 14,00 pH, cung c\u1ea5p s\u1ed1 \u0111\u1ecdc ch\u00ednh x\u00e1c trong m\u1ecdi m\u00f4i tr\u01b0\u1eddng. N\u00f3 c\u0169ng c\u00f3 t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng hi\u1ec7u chu\u1ea9n v\u00e0 b\u00f9 nhi\u1ec7t \u0111\u1ed9, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng v\u00e0 lu\u00f4n cung c\u1ea5p k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c.<\/p>\n<p>\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t m\u00e1y \u0111o pH \u0111a n\u0103ng, M\u00e1y \u0111o pH\/EC\/Nhi\u1ec7t \u0111\u1ed9 5 trong 1 Apera Instruments PC60 Premium l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi. M\u00e1y \u0111o pH n\u00e0y \u0111o \u0111\u1ed9 pH, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, t\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS), \u0111\u1ed9 m\u1eb7n v\u00e0 nhi\u1ec7t \u0111\u1ed9, cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m tra to\u00e0n di\u1ec7n cho \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc c\u1ee7a b\u1ea1n. N\u00f3 c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 tin c\u1eady cao, v\u1edbi t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng hi\u1ec7u chu\u1ea9n v\u00e0 b\u00f9 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 mang l\u1ea1i k\u1ebft qu\u1ea3 \u0111o ch\u00ednh x\u00e1c m\u1ecdi l\u00fac.<\/p>\n<p>M\u00e1y \u0111o nhi\u1ec7t \u0111\u1ed9 v\u00e0 PH c\u1ee7a Milwaukee Instruments MW102 l\u00e0 m\u1ed9t m\u00e1y \u0111o pH h\u00e0ng \u0111\u1ea7u kh\u00e1c \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc. M\u00e1y \u0111o pH n\u00e0y c\u00f3 m\u00e0n h\u00ecnh l\u1edbn, d\u1ec5 \u0111\u1ecdc v\u00e0 ph\u1ea1m vi pH t\u1eeb 0,00 \u0111\u1ebfn 14,00, cung c\u1ea5p k\u1ebft qu\u1ea3 \u0111\u1ecdc ch\u00ednh x\u00e1c trong m\u1ecdi m\u00f4i tr\u01b0\u1eddng. N\u00f3 c\u0169ng c\u00f3 t\u00ednh n\u0103ng b\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng v\u00e0 \u0111i\u1ec7n c\u1ef1c c\u00f3 th\u1ec3 thay th\u1ebf, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<p>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t m\u00e1y \u0111o pH c\u00f3 b\u1ed9 ghi d\u1eef li\u1ec7u t\u00edch h\u1ee3p, M\u00e1y \u0111o pH l\u00f2ng b\u00e0n tay ch\u1ed1ng n\u01b0\u1edbc Extech PH220-C l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi . M\u00e1y \u0111o pH n\u00e0y c\u00f3 b\u1ed9 ghi d\u1eef li\u1ec7u t\u00edch h\u1ee3p c\u00f3 th\u1ec3 l\u01b0u tr\u1eef t\u1edbi 99 k\u1ebft qu\u1ea3 \u0111o, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng theo d\u00f5i v\u00e0 ph\u00e2n t\u00edch m\u1ee9c \u0111\u1ed9 pH theo th\u1eddi gian. N\u00f3 c\u0169ng kh\u00f4ng th\u1ea5m n\u01b0\u1edbc v\u00e0 n\u1ed5i trong n\u01b0\u1edbc, l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 pH trong h\u1ed3 b\u01a1i, spa v\u00e0 c\u00e1c ngu\u1ed3n n\u01b0\u1edbc kh\u00e1c.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n tr\u1ef1c tuy\u1ebfn EC-1800<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">Ph\u1ea1m vi<\/td>\n<td>0-2000\/4000uS\/cm 0-20\/200mS\/cm<\/td>\n<\/tr>\n<tr>\n<td>0-1000\/2000PPM<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td>1,5% , 2% , 3% (FS)<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9. Comp.<\/td>\n<td>B\u00f9 nhi\u1ec7t \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng d\u1ef1a tr\u00ean 25\u2103<\/td>\n<\/tr>\n<tr>\n<td>Ho\u1ea1t \u0111\u1ed9ng. Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>B\u00ecnh th\u01b0\u1eddng 0\uff5e50\u2103; Nhi\u1ec7t \u0111\u1ed9 cao 0\uff5e120\u2103<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea3m bi\u1ebfn<\/td>\n<td>C=0,1\/1,0\/10,0cm<sup>-1<\/sup><\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec3n th\u1ecb<\/td>\n<td>M\u00e0n h\u00ecnh LCD 128*64<\/td>\n<\/tr>\n<tr>\n<td>Giao ti\u1ebfp<\/td>\n<td>\u0110\u1ea7u ra 4-20mA\/2-10V\/1-5V\/RS485<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra<\/td>\n<td>\u0110i\u1ec1u khi\u1ec3n r\u01a1le k\u00e9p gi\u1edbi h\u1ea1n Cao\/Th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>S\u1ee9c m\u1ea1nh<\/td>\n<td>AC 220V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c AC 110V\u00b110 ph\u1ea7n tr\u0103m 50\/60Hz ho\u1eb7c DC24V\/0,5A<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"2\">M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng:0\uff5e50\u2103<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i\u226485 ph\u1ea7n tr\u0103m<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc<\/td>\n<td>96\u00d796\u00d7100mm(H\u00d7W\u00d7L)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u1ed7<\/td>\n<td>92\u00d792mm(H\u00d7W)<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0110\u1ed9 C\u00e0i \u0110\u1eb7t<\/td>\n<td>\u0110\u00e3 nh\u00fang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>Cu\u1ed1i c\u00f9ng, H\u1ec7 th\u1ed1ng l\u1ea5y m\u1eabu k\u1ef9 thu\u1eadt s\u1ed1 YSI ProDSS l\u00e0 m\u00e1y \u0111o pH h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc. M\u00e1y \u0111o pH ti\u00ean ti\u1ebfn n\u00e0y c\u00f3 nhi\u1ec1u c\u1ea3m bi\u1ebfn \u0111\u1ec3 \u0111o \u0111\u1ed9 pH, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, oxy h\u00f2a tan, \u0111\u1ed9 \u0111\u1ee5c, v.v., cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m tra to\u00e0n di\u1ec7n cho \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc c\u1ee7a b\u1ea1n. N\u00f3 c\u0169ng c\u00f3 m\u00e0n h\u00ecnh l\u1edbn, d\u1ec5 \u0111\u1ecdc v\u00e0 thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn, kh\u00f4ng th\u1ea5m n\u01b0\u1edbc, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean ho\u00e0n h\u1ea3o \u0111\u1ec3 s\u1eed d\u1ee5ng trong m\u1ecdi m\u00f4i tr\u01b0\u1eddng.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td>M\u1eabu nh\u1ea1c c\u1ee5<\/td>\n<td colspan=\"2\">FET-8920<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\">Ph\u1ea1m vi \u0111o<\/td>\n<td>D\u00f2ng ch\u1ea3y t\u1ee9c th\u1eddi<\/td>\n<td>(0~2000)m3\/h<\/td>\n<\/tr>\n<tr>\n<td>D\u00f2ng t\u00edch l\u0169y<\/td>\n<td>(0~99999999)m3<\/td>\n<\/tr>\n<tr>\n<td>T\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y<\/td>\n<td>(0,5~5)m\/s<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ph\u00e2n gi\u1ea3i<\/td>\n<td colspan=\"2\">0,001m3\/gi\u1edd<\/td>\n<\/tr>\n<tr>\n<td>M\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c<\/td>\n<td colspan=\"2\">D\u01b0\u1edbi 2,5% RS ho\u1eb7c 0,025m\/s, t\u00f9y theo gi\u00e1 tr\u1ecb n\u00e0o l\u1edbn nh\u1ea5t<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n<\/td>\n<td colspan=\"2\"> v\u00e0 gt;20\u03bcS\/cm<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">(4~20)\u0111\u1ea7u ra mA<\/td>\n<td>S\u1ed1 l\u01b0\u1ee3ng k\u00eanh<\/td>\n<td>K\u00eanh \u0111\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>T\u00ednh n\u0103ng k\u1ef9 thu\u1eadt<\/td>\n<td>Ch\u1ebf \u0111\u1ed9 c\u00e1ch ly, \u0111\u1ea3o ng\u01b0\u1ee3c, \u0111i\u1ec1u ch\u1ec9nh, \u0111\u1ed3ng h\u1ed3 \u0111o\/truy\u1ec1n v\u00e0 nbsp;ch\u1ebf \u0111\u1ed9 k\u00e9p<\/td>\n<\/tr>\n<tr>\n<td>\u0110i\u1ec7n tr\u1edf v\u00f2ng l\u1eb7p<\/td>\n<td>400\u03a9\uff08Max\uff09, DC 24V<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 ch\u00ednh x\u00e1c truy\u1ec1n<\/td>\n<td>\u00b10.1mA<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"4\">\u0110\u1ea7u ra \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td>S\u1ed1 l\u01b0\u1ee3ng k\u00eanh<\/td>\n<td>K\u00eanh \u0111\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Ti\u1ebfp \u0111i\u1ec3m \u0111i\u1ec7n<\/td>\n<td>R\u01a1le quang \u0111i\u1ec7n b\u00e1n d\u1eabn<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/td>\n<td>50mA\uff08Max\uff09, DC 30V<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ebf \u0111\u1ed9 \u0111i\u1ec1u khi\u1ec3n<\/td>\n<td>B\u00e1o \u0111\u1ed9ng gi\u1edbi h\u1ea1n tr\u00ean\/d\u01b0\u1edbi s\u1ed1 l\u01b0\u1ee3ng t\u1ee9c th\u1eddi<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1<\/td>\n<td colspan=\"2\">RS485(giao th\u1ee9c MODBUS), \u0111\u1ea7u ra xung1KHz<\/td>\n<\/tr>\n<tr>\n<td>C\u00f4ng su\u1ea5t l\u00e0m vi\u1ec7c<\/td>\n<td>Ngu\u1ed3n \u0111i\u1ec7n<\/td>\n<td>DC 9~28V<\/td>\n<\/tr>\n<tr>\n<td>ngu\u1ed3n<\/td>\n<td>Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng<\/td>\n<td>\u22643.0W<\/td>\n<\/tr>\n<tr>\n<td>\u3000<\/td>\n<td>\u0110\u01b0\u1eddng k\u00ednh<\/td>\n<td>DN40~DN300(c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c<\/td>\n<td colspan=\"2\">Nhi\u1ec7t \u0111\u1ed9:(0~50) v\u00e0 nbsp;\u2103; \u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: v\u00e0 nbsp;\u226485 ph\u1ea7n tr\u0103m RH(kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef<\/td>\n<td colspan=\"2\">Nhi\u1ec7t \u0111\u1ed9:(-20~60) v\u00e0 nbsp;\u2103; \u0110\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i: v\u00e0 nbsp;\u226485 ph\u1ea7n tr\u0103m RH(kh\u00f4ng ng\u01b0ng t\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea5p b\u1ea3o v\u1ec7<\/td>\n<td colspan=\"2\">IP65<\/td>\n<\/tr>\n<tr>\n<td>Ph\u01b0\u01a1ng ph\u00e1p c\u00e0i \u0111\u1eb7t<\/td>\n<td colspan=\"2\">Ch\u00e8n v\u00e0 nbsp;pipeline v\u00e0 nbsp;c\u00e0i \u0111\u1eb7t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nT\u00f3m l\u1ea1i, vi\u1ec7c ch\u1ecdn m\u00e1y \u0111o pH t\u1ed1t nh\u1ea5t \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc t\u00f9y thu\u1ed9c v\u00e0o nhu c\u1ea7u v\u00e0 ng\u00e2n s\u00e1ch c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. Cho d\u00f9 b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t m\u00e1y \u0111o pH nh\u1ecf g\u1ecdn v\u00e0 di \u0111\u1ed9ng \u0111\u1ec3 ki\u1ec3m tra khi \u0111ang di chuy\u1ec3n hay m\u1ed9t m\u00e1y \u0111o pH ti\u00ean ti\u1ebfn h\u01a1n v\u1edbi nhi\u1ec1u c\u1ea3m bi\u1ebfn, th\u00ec c\u00f3 r\u1ea5t nhi\u1ec1u<\/p>\n","protected":false},"excerpt":{"rendered":"<p>10 m\u00e1y \u0111o pH h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc Khi n\u00f3i \u0111\u1ebfn vi\u1ec7c l\u00e0m v\u01b0\u1eddn ho\u1eb7c tr\u1ed3ng tr\u1ecdt, m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t c\u1ea7n xem x\u00e9t l\u00e0 \u0111\u1ed9 pH c\u1ee7a \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc. \u0110\u1ed9 pH, vi\u1ebft t\u1eaft c\u1ee7a ti\u1ec1m n\u0103ng hydro, l\u00e0 th\u01b0\u1edbc \u0111o m\u1ee9c \u0111\u1ed9 axit ho\u1eb7c ki\u1ec1m&#8230;<\/p>\n","protected":false},"author":1,"featured_media":3141,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[200],"tags":[],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","zh","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":false,"content":false,"excerpt":false},"ar":{"title":false,"content":false,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"hi":{"title":false,"content":false,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/13286"}],"collection":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/comments?post=13286"}],"version-history":[{"count":12,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/13286\/revisions"}],"predecessor-version":[{"id":13615,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/13286\/revisions\/13615"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/3141"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=13286"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=13286"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=13286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}