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PZ單相電流表采用交流采樣技術，可直接或間接測量單相電網或三相電網中某一相的電能、電壓和電流等。既可用于本地顯示，又能與工控設備連接，組成測控系統。產品符合企業標準Q31/《PZ系列直流可編程數顯智能表》和Q31/《PZ系列交流可編程數顯智能表》的規定。
儀表可具有RS-485通訊接口，采用Modbus-RTU協議；可帶模擬量輸出、繼電器報警輸出、開關量輸入/輸出。根據不同要求，通過儀表面板按鍵，對變比、報警、通訊等參數進行設置和控制。
PZ Series programmable intelligent single phase meters, adopting AC sampling technology, can measure electric energy, voltage and current of single-phase or three-phase grid directly or indirectly . It can be used for local display, and connecting industrial control device to form measurement and control system.Meters accurate to enterprise standard wit《PZ Series programmable DC intelligent meters》and “PZ Series programmable AC intelligent meters”.
Meters have RS-485 communication interface, adopting compatible Modbus-RTU protocol, can bring analog output, relay alarm output and switch input,switch output. According to different requests, ratio, alarm, communication etc. can be set and controled by pressing related keys on instrument panel.
2 產品型號規格Product model specifications
儀表型號 Type | 基本功能 Functions | 外形 Shape | 可選功能 Optional functions |
PZ80-AI PZ80-AV | 單相電流、電壓測量； LED數碼管顯示 Single phase current, voltage measurement, LED liquid crystal display | 80 方形 80 Squar | 1、一路RS485通訊 （/C） 1、1 channel RS485 communication (/C ) 2、一路變送輸出 (/M） 2、1 channel transmitting output (/M ) 3、一路報警 (/J） 3、1 channel alarm（/J） 4、變送輸出+RS485通訊（/MC） 4、Transmitting output + RS485 communication( /MC ) 5、RS485通訊+開關量2DI2DO（/KC） 5、RS485 communication + switching 2DI2DO (/KC ) 6、一路報警+RS485通訊+開關量（/JMC） 6、1 channel alarm+RS485 communication + switching(/JMC ) |
PZ80L-AI PZ80L-AV | 單相電流、電壓測量； LCD液晶顯示 Single phase current, voltage measurement, LCD liquid crystal display | ||
注：1.電能表中，/KC(2DI&2DO)儀表無脈沖輸出，其它類型有脈沖輸出。 2. /J為一路繼電器輸出（與第二路開關量輸出復用），如有特殊需求請咨詢本公司。 Note：1.Among the meters, /KC(2DI&2DO)meter has no pulse output, other types have pulse output. 2./J is 1 channel relay output (multiplexing with second channel switching output),please consult our company for special requests. | |||
3 單相電流表技術參數Technical parameter
技術參數 Technical parameter | 指 標 Value | |||
輸入 Input | 標稱值 Nominal value | 交流 AC | 電壓：AC 100V、220V、380V； 電流：AC 1A、5A； voltage：AC 100V、220V、380V； current：AC 1A、5A； 特殊規格可事先咨詢 Consult special specification in advance | |
過載 Over load | 電壓：1.2倍持續，2倍持續1秒；電流：1.2倍持續，10倍持續1秒 Voltage: 1.2 times continuous, 2 times continuous 1 second; Current: 1.2 times continuous, 10 times continuous 1 second | |||
頻率 Frequency | 45Hz～65Hz | |||
功耗 Power consumption | 各電壓、電流輸入回路功耗均小于0.5VA Power consumption of each voltage, current Input circuit is less than 0.5VA | |||
精度等級 Accuracy class | 頻率0.05Hz，無功功率、無功電能1.0級，其他0.5級
| |||
功能 Function | 顯示 Display | LED或LCD顯示 LED or LCD display | ||
通訊 Communication | RS485，Modbus-RTU協議 RS485, Modbus-RTU compatible protocol | |||
報警 Alarm | 1路繼電器輸出，交流表容量：1A/30VDC或1A/250VAC 1 channel passive relay，AC capacity:：1A/30VDC or 1A/250VAC | |||
模擬量 Analog | DC4～20mA、DC0～20mA(負載 < 500Ω), DC0～5V(負載 > 1kΩ)等 DC4~20mA,DC0~20mA( load<600Ω，DC0~5V（load>1kΩ）etc. | |||
脈沖 Pulse | 輸出方式: 2路集電極開路的光耦脈沖 Output mode： photocoupler pulse with 2 channel collector open circuit | |||
脈沖常數: 15000 imp/kWh、15000 imp/kvarh Pulse constant: 15000 imp/kWh, 15000 imp/kvarh | ||||
開關量 Switching | 輸入 Input | 干接點輸入，內置電源，光耦隔離 Dry contact Input, built-in power supply ; optoisolator | ||
輸出 Output | 兩路開關量輸出，常開繼電器觸點， 交流表容量：1A/30VDC或1A/250VAC 直流表容量：2A/30VDC或2A/250VAC 2 channel switching output, NO relay contact, AC capacity: 1A/30VDC, 1A/250VAC DC capacity: 2A/30VDC, 2A/250VAC | |||
電源 Power supply | 電壓范圍 Voltage range | AC85～265V 或DC100～350V（以儀表接線圖為準） | ||
功耗 Power consumption | < 5VA | |||
絕緣電阻 Insulation resistance | ≥ 100MΩ | |||
工頻耐壓 Power frequency withstand voltage | 電源端子組與信號輸入、輸出端子組之間2kV/1min（RMS） Between power supply set of terminals and signal Input, output set of terminals 2kV/1min (RMS) | |||
平均工作時間 Mean time between failures | ≥ 50000h | |||
環境 Environment | 溫度 Temperature | 工作：-10℃～+55℃ 貯存：-25℃～+70℃ Operation: -10 oC~+55 oC Storage: -20 oC ~+70 oC | ||
濕度 Humidity | ≤ 93%RH，不結露，不含腐蝕性氣體 ≤93%RH, no condensation, without corrosive gas | |||
海拔 Altitude | ≤ 2500m | |||
4 安裝指南Installation guide
4.1 外形及安裝開孔尺寸Outline and mounting cut out size
儀表外形 Shape | 面板尺寸 Panel | 殼體尺寸 Housing | 開孔尺寸 Cut out | ||||
單位：mm Unit： mm | 寬 Width | 高 Height | 寬 Width | 高 Height | 深 Depth | 寬 Width | 高 Height |
80方形 80 Square | 84 | 84 | 75 | 75 | 98 | 76 | 76 |
4.2 儀表及開孔示意圖Schematic diagram of meter and its cut out
4.3 安裝示意圖Schematic diagram of installation
4.4 安裝說明Installation instruction
儀表安裝時，松開固定支架鎖緊螺釘，取下固定支架，將儀表嵌入安裝孔內，裝上固定支架，擰緊螺釘，使儀表安裝牢固，不松動即可。
When meter is installing, embedded meter into mounting hole, restore fixed support, tighten screw, fix meter firmly.
