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<\/p>\n\n\n\n

\u4ea7\u54c1\u6982\u8ff0<\/strong><\/p>\n\n\n\n

JTY-GD-HA821\u5149\u7535\u70df\u96fe\u6d53\u5ea6\u63a2\u6d4b\u5668\uff08\u4ee5\u4e0b\u79f0\u63a2\u6d4b\u5668\uff09\u80fd\u591f\u63a2\u6d4b\u706b\u707e\u65f6\u4ea7\u751f\u7684\u70df\u96fe\u3002\u62a5\u8b66\u5668\u91c7\u7528\u5149\u7535\u611f\u70df\u5668\u4ef6\u53ca\u4f18\u826f\u7684\u751f\u4ea7\u5de5\u827a\uff0c\u5de5\u4f5c\u7a33\u5b9a\uff0c\u5916\u5f62\u7f8e\u89c2\uff0c\u5b89\u88c5\u7b80\u5355\uff0c\u65e0\u9700\u8c03\u8bd5\uff0c\u53ef\u5e7f\u6cdb\u5e94\u7528\u4e8e\u673a\u67dc\u3001\u7bb1\u53d8\u3001\u673a\u7ad9\u3001\u4ed3\u5e93\u3001\u673a\u623f\u3001\u5149\u4f0f\u7b49\u573a\u6240\u8fdb\u884c\u706b\u707e\u5b89\u5168\u68c0\u6d4b\u3002\u62a5\u8b66\u5668\u91c7\u7528\u6807\u51c6\u7684 485 \u4fe1\u53f7\u8f93\u51fa\uff0cModbus \u534f\u8bae\uff0c\u652f\u6301\u4e8c\u6b21\u5f00\u53d1\u3002<\/p>\n\n\n\n


\u5f53\u70df\u96fe\u8fbe\u5230\u4e00\u5b9a\u6d53\u5ea6\u65f6\uff0c\u63a2\u6d4b\u5668\u62a5\u8b66\u6307\u793a\u706f\u95ea\u70c1\uff0c\u63a2\u6d4b\u5668\u8f93\u51fa\u7ee7\u7535\u5668\u65e0\u6e90\u89e6\u70b9,\u8f93\u51fa\u53ef\u8bbe\u7f6e\u5e38\u5f00\uff0c\u5e38\u95ed<\/p>\n\n\n\n

\u5f53\u70df\u96fe\u8fbe\u5230\u4e00\u5b9a\u6d53\u5ea6\u65f6\uff0c\u63a2\u6d4b\u5668\u6307\u793a\u706f\u95ea\u70c1\uff0c\u63a2\u6d4b\u5668\u8f93\u51faRS485 \u901a\u4fe1\u534f\u8bae\uff1aModbus-RTU<\/p>\n\n\n\n

\u6027\u80fd\u7279\u70b9<\/strong><\/p>\n\n\n\n

\u5438\u9876\u5b89\u88c5
\u7ea2\u5916\u5149\u7535\u4f20\u611f\u5668
\u667a\u80fd\u903b\u8f91\u63a7\u5236,\u6ee4\u9664\u5404\u79cd\u8bef\u62a5
\u8054\u7f51\u8f93\u51fa\/LED \u6307\u793a\u62a5\u8b66
SMT \u5de5\u827a\u5236\u9020,\u7a33\u5b9a\u6027\u5f3a
\u91c7\u7528\u8d34\u7247\u6280\u672f\uff0c\u6297 EMI\u3001RFI \u5e72\u6270<\/p>\n\n\n\n

\n
\n
\u4ea7\u54c1\u578b\u53f7<\/td>JTY-GD-HA821-4\u70df\u96fe\u6d53\u5ea6\u4f20\u611f\u5668<\/td>JTY-GD-HA821-RS485\u70df\u96fe\u6d53\u5ea6\u4f20\u611f\u5668<\/td><\/tr>
\u4f20\u611f\u5668 <\/td> \u7ea2\u5916\u5149\u7535\u4f20\u611f\u5668<\/td><\/td><\/tr>
\u5de5\u4f5c\u7535\u538b<\/td> DC9V-35V<\/td><\/td><\/tr>
\u4ea7\u54c1\u7c7b\u578b <\/td> \u56db\u7ebf\u5f00\u5173\u91cf\u578b<\/td>\u56db\u7ebfRS485\u578b<\/td><\/tr>
LED\u7c7b\u578b<\/td> \u652f\u6301<\/td><\/td><\/tr>
\u62a5\u8b66\u8f93\u51fa <\/td>\u7ee7\u7535\u5668\u5e38\u5f00\/\u95ed\u4fe1\u53f7\u8f93\u51fa<\/td>RS485 Modbus-RTU<\/td><\/tr>
\u5de5\u4f5c\u6e29\u5ea6<\/td>– -10\u2103~+55\u2103 <\/td><\/td><\/tr>
\u7075\u654f\u5ea6<\/td> 0.1-0.3dB\/m<\/td><\/td><\/tr>
\u4ea7\u54c1\u5c3a\u5bf8<\/td> 100*48mm<\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

RS485\u901a\u8baf\u57fa\u672c\u53c2\u6570 \u00a0<\/strong>
\u00a0 \u00a0
\u7f16 \u7801\uff1a 8 \u4f4d\u4e8c\u8fdb\u5236 \u00a0
\u6570\u636e\u4f4d\uff1a 8 \u4f4d \u00a0
\u5947\u5076\u6821\u9a8c\u4f4d\uff1a \u65e0\u00a0 \u00a0 \u00a0
\u505c\u6b62\u4f4d \uff1a1 \u4f4d \u00a0
\u9519\u8bef\u6821\u9a8c \uff1aCRC\uff08\u5197\u4f59\u5faa\u73af\u7801\uff09 \u00a0
\u6ce2\u7279\u7387\uff1a2400bit\/s\u30014800bit\/s\u30019600 bit\/s \u53ef\u8bbe\uff0c\u51fa\u5382\u9ed8\u8ba4\u4e3a 9600bit\/s \u00a0<\/p>\n\n\n\n

\u70df\u96fe\u6d53\u5ea6\u62a5\u8b66\u5668RS485\u578b\u4ea7\u54c1\u63a5\u7ebf\u8bf4\u660e<\/strong><\/p>\n\n\n\n

\u7535\u6e90\u8f93\u5165DC 9-35V \u5747\u53ef\u3002485 \u4fe1\u53f7\u7ebf\u63a5\u7ebf\u65f6\u6ce8\u610f A\\B \u4e24\u6761\u7ebf\u4e0d\u80fd\u63a5\u53cd\uff0c\u603b\u7ebf\u4e0a\u591a\u53f0\u8bbe\u5907\u95f4\u5730\u5740\u4e0d\u80fd\u51b2\u7a81\u3002
\u5c06\u7535\u6e90\u7ebf\u3001\u4fe1\u53f7\u7ebf\u4e0e\u5b89\u88c5\u5e95\u5ea7\u76f8\u8fde\uff0c\u63a2\u6d4b\u5668\u5b89\u88c5\u5e95\u5ea7
\u00a0\u00a0\u201c1\u201d\u548c\u201c2\u201d\u4e3a\u76f4\u6d41\u7535\u6e90\u65e0\u6781\u6027\u8f93\u5165\uff1b
\u00a0\u00a0 \u201c3\u201d\u4e3a485A\u3001\u00a0 \u201c4\u201d \u4e3a485B<\/p>\n\n\n\n

\u70df\u96fe\u6d53\u5ea6\u62a5\u8b66\u5668\u5f00\u5173\u91cf\u578b\u63a5\u7ebf\u8bf4\u660e<\/strong><\/p>\n\n\n\n

1\u3001\u5c06\u7535\u6e90\u7ebf\u3001\u4fe1\u53f7\u7ebf\u4e0e\u5b89\u88c5\u5e95\u5ea7\u76f8\u8fde\uff0c\uff08\u5b89\u88c5\u5e95\u5ea7\u201c1\u201d\u201c2\u201d\u4e3a\u76f4\u6d41\u7535\u6e90\u65e0\u6781\u6027\u8f93\u5165\uff1b\u201c3\u30014\u201d\u4e3a\u62a5\u8b66\u8f93\u51fa\u89e6\u70b9\u3002\uff09
2\u3001\u7528\u87ba\u4e1d\u5c06\u5b89\u88c5\u5e95\u5ea7\u56fa\u5b9a\u5728\u5929\u82b1\u677f\u4e0a\u3002
3\u3001\u5c06\u63a2\u6d4b\u5668\u5e95\u7aef\u7684\u5b9a\u4f4d\u51f8\u70b9\u5bf9\u51c6\u5b89\u88c5\u5e95\u5ea7\u7684\u5b9a\u4f4d\u51f9\u69fd\u987a\u65f6\u9488\u65cb\u8f6c\u5373\u53ef\u5b89\u88c5\u597d\u63a2\u6d4b\u5668<\/p>\n<\/div>\n<\/div>\n\n\n\n

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