Innovative Passive 4-20mA Transmitter adopts a passive loop design and is equipped with high-precision imported chips, supporting analog data acquisition and transmission.
Features
Transmission accuracy higher than 0.003;
Low temperature drift design;
Passive loop power supply;
Input
Input Signal: 4-20mA, DC
Power Distribution Voltage: UO ≥ Ue - I×RL - 6
Output
Output Signal: 4-20mA
Loop Current: ≤25mA, DC
Load Resistance: RL ≥ 250Ω
Output Accuracy: 0.003% F.S
Alarm
Below the lower range limit
Above the upper range limit
Thermocouple breakage
The indicator light flashes for alarm.
Other Detailed Parameters
| Parameter Category | Specific Parameters |
| Power Supply Voltage | Ue = 15~30V, DC |
| Power Supply Protection | Reverse polarity protection and ESD protection |
| Power Consumption | 0.1W |
| Response Time | <5ms |
| Temperature Drift (0℃~50℃) | 50PPM/℃ |
| Dielectric Strength (between input, output and power supply) | 2000V AC for 1 minute |
| Insulation Resistance (between input, output and housing) | ≥100MΩ |
| Electromagnetic Compatibility | IEC61326-1 |
| Operating Ambient Temperature | -20℃~50℃ |
| Operating Ambient Humidity | 10%~90% RH |
| Installation Method | 35mm DIN rail mounting |
| Applicable On-site Equipment | 2-wire transmitters, analog mA signal transm |
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