HB404F intelligent frequency table

HB404F intelligent frequency table ① measure ② industrial electricity frequency input voltage: AC: 0 ~ 500V ③ response frequency: 20.00 ~ 99.99Hz ④ relay alarm output, the alarm can be set to range ⑤ analog current transmitter output, transmitter output range The company can set DC ammeter DC voltmeter DC current and voltage DC power meter combination meter instrument cluster DC power DC Multifunction Power Meter power meter and humidity control temperature and humidity control instrument meter wireless humidity sensor AC current transmitter isolator with a control zone 4-20MA with upper and lower alarm output with 485 Jinan Henan and Hebei, Xinjiang Jiang Su Jiangxi and Guangdong, Fujian, Guangzhou, Shenzhen, Zhuhai, Zhongshan