MDTER系列仪表主要应用于工矿企业、石油化工、钢铁冶金、轨道交通、公用设施、智能建筑等领域。具有2-31次谐波测量功能和48时段4费率的分时计量功能,能高精度的测量所有常用的电力参数,如三相电压、电流、有功功率、无功功率、频率、功率因数、四象限电度等。
MDTER series instruments are mainly used in industrial and mining enterprises, petrochemicals, steel and metallurgy, rail transit, public facilities, intelligent buildings and other fields. With time-division measurement function with 2-31 harmonic measurement function and 8-period 4 rate, it can measure all common power parameters with high precision, such as three-phase voltage, current, active power, reactive power, frequency and power factor. Four quadrants, etc.
♚ 谐波监测 ♚ 功能齐全 ♚ 体积小巧 ♚ 接线方便
工作电源 | 交直流:85V~310V 或者交流:186V~264V,功耗<2W | ||
Working power | AC/DC: 85V~310V or AC: 186V~264V, power consumption <2W | ||
电流输入 | 额定输入5A,******测量为1.2×In | Rs485通讯波特率 | 1200、2400、4800、9600bps |
Current input | Rated input 5A, maximum measurement is 1.2×In | Rs485 communication baud rate | 1200、2400、4800、9600bps |
电压输入 | 额定输入0-450V,******测量660V | Rs485节点容量 | 32个 |
Voltage input | Rated input 0-450V, maximum measurement 660V | Rs485 node capacity | 32 |
显示屏 | LCD或者LED显示 | Rs485通讯协议 | MODBUS-RTU 响应时间:20ms |
Display | LCD or LED display | Rs485 communication protocol | MODBUS-RTU response time: 20ms |
防护等级 | 面板IP50,壳体IP20 | 测量精度 | U、I 0.2/0.5S,P、PF、EP 0.5/1.0S,Q、S、EQ 2.0S,F 0.02Hz,H B级 |
Protection level | Panel IP50, housing Ip20 | Measurement accuracy | U, I 0.2/0.5S, P, PF, EP 0.5/1.0S, Q,S, EQ 2.0S, F 0.02Hz, H B grade |
安装方式 | 面板安装,符合标准DIN尺寸 | 环境温度 | -25℃~+55℃ |
Installation method | Panel mounted to standard DIN size | Ambient temperature | -25℃~+55℃ |
开关量输入 | 4路,无源干节点隔离输入,隔离电压1500VDC,3-4路可设置为脉冲计数,内部带24V直流电源激励, 采集分辨率≤2ms | ||
Switch input | 4 channels, passive dry node isolation input, isolation voltage 1500VDC, 3-4 channels can be set to pulse counting, internal with 24V DC power supply excitation, acquisition resolution ≤ 2ms | ||
继电器输出 | 2路输出,触点容量为5A/30VDC或者5A/250VAC,输出方式:保持输出或者状态输出 | ||
Relay output | 2 output, contact capacity is 5A/30VDC or 5A/250VAC, output mode: keep output or status output | ||
模拟量输出 | 直流4-20mA,负载电阻≤600欧姆 精度等级为1级,可关联U I F P Q S P f 等 | ||
Analog output | DC 4-20mA, load resistance ≤600 ohms Accuracy class is 1 level, can be associated with U I F P Q S P f | ||
脉冲输出 | 脉冲常数为5000imp/kWh和5000imp/kvarh,脉冲宽度为100ms | ||
Pulse output | The pulse constant is 5000imp/kWh and 5000imp/kvarh, and the pulse width is 100ms. |
测量功能 | U、Us、Ua、Ub、Uc,Uab、Ucb,I、Is、Ia、Ib、Ic、I0,Pa、Pb、Pc、Psum,Qa、Qb、Qc、Qsum,Sa、Sb、Sc、S,Pfa、Pfb、Pfc、Pf,F | ||
Measuring | |||
输入输出 | I/O,,4-20ma直流变送输出,电能脉冲输出、计数 | ||
I/O | I/O, 4-20ma DC transmission output, energy pulse output, counting | ||
谐波监测 | 奇次、偶次、总畸变率,2-31次谐波 | 计量功能 | |WH||varH|,+WH、-WH,+varH、-varH,QⅤ |
Harmonic | Odd, even, total distortion rate, 2-31 harmonic | Metering | |
统计功能 | +WH、-WH,+varH、-varH******需量、电参量越限告警、极值统计以及发生的时间 | 通讯功能 | Rs485通讯接口 ,通讯规约MODBUS-RTU |
Statistics | +WH, -WH, +varH, -varH maximum demand, electrical parameter violation limit alarm, extreme value statistics, and time of occurrence | Communication | Rs485 communication interface, communication protocol MODBUS-RTU |
品牌代码 | - | 相数 | 功能 | 尺寸 | 显示 |
Brand code | - | Phase | Features | size | Display |
MDTER | - | m:多功能Multifunction | |||
- | t:三相Three phase | h:谐波监测Harmonic detection | 72:72*72 | lcd:液晶 | |
- | s:单相single-phase | i:电流Current | 96:96*96 | led:数码管 | |
- | u:电压Voltage |