The BD-3E multi-function transducer from Acrel has temperature coefficient of 200ppm/°C, reaction time of 400ms, and accuracy class of 0.5%. It can be mounted using a 35mm DIN rail or screw fixation and runs on an auxiliary power supply of 85V–265V AC, 100V–350V DC, or 24V–48V DC (for some variants).
| Model Name | Measurement | Input | Output | Power Supply |
| BA-AI | 1-phase AC Current | 0~1A AC/0~5A AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 1-phase 2-wire |
| BA-3I3 | 3-phase AC Current | 0~1A AC/0~5A AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 3-phase 3-wire |
| BA-AV | 1-phase AC Voltage | 0~120/300/500V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 1-phase 2-wire |
| BA-3V3 | 3-phase AC Voltage | 0~120/300/500V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 3-phase 3-wire |
| BA-4V3 | 3-phase AC Voltage | 0~120/300/500V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 3-phase 4-wire |
| BD-DI | 1-phase DC Current | 4~20mA DC/0~20mA DC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 1-phase 2-wire |
| BD-DV | 1-phase DC Voltage | 0~75mV DC/0~10V DC /0~300V DC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 1-phase 2-wire |
| BD-3P | 3-phase Active Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4P | 3-phase Active Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-3Q | 3-phase Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4Q | 3-phase Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-3/P/Q/I | 3-phase Active&Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4/P/Q/I | 3-phase Active&Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-PF | 3-phase Power-Factor | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-F | 3-phase Frequency | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-3E | 3-phase Multi-Parameters | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4E | 3-phase Multi-Parameters | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| Item | Description |
| Auxiliary Power Supply | 85V~265V AC or 100V~350V DC or 24V/48V DC (for certain models) |
| Accuracy Class | 0.5% |
| Load Resistance (Output) | Current Output: ≤600Ω; Voltage Output: ≤1000Ω |
| Response Time | ≤400ms |
| Temperature | Operation Temp.: -10℃~+55℃; Storage Temp.: -25℃~+70℃ |
| Temperature Coefiicient | ≤200ppm/℃ |
| Humidity | ≤90% |
| Altitude | ≤2500m |
| Installation | 35mm DIN Rail or Screw fixed |
| Standard | CE |
| Model Name | Measurement | Input | Output | Wiring |
| BA-AI | 1-phase AC Current | 0~1A AC/0~5A AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 1-phase 2-wire |
| BA-3I3 | 3-phase AC Current | 0~1A AC/0~5A AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 3-phase 3-wire |
| BA-AV | 1-phase AC Voltage | 0~120/300/500V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 1-phase 2-wire |
| BA-3V3 | 3-phase AC Voltage | 0~120/300/500V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 3-phase 3-wire |
| BA-4V3 | 3-phase AC Voltage | 0~120/300/500V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 3-phase 4-wire |
| BD-DI | 1-phase DC Current | 4~20mA DC/0~20mA DC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 1-phase 2-wire |
| BD-DV | 1-phase DC Voltage | 0~75mV DC/0~10V DC /0~300V DC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC | 1-phase 2-wire |
| BD-3P | 3-phase Active Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4P | 3-phase Active Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-3Q | 3-phase Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4Q | 3-phase Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-3/P/Q/I | 3-phase Active&Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4/P/Q/I | 3-phase Active&Reactive Power | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-PF | 3-phase Power-Factor | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-F | 3-phase Frequency | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
| BD-3E | 3-phase Multi-Parameters | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 3-wire |
| BD-4E | 3-phase Multi-Parameters | 0~1A AC/0~5A AC and 0~100/220/380V AC | 4~20mA DC/0~20mA DC 0~5V DC/0~10V DC RS485 (MODBUS-RTU) | 3-phase 4-wire |
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