It has 0.01% level accuracy, small in size and convenient to carry. Up to 72 channels’ TCs, 24 channels’ RTDs, and 15 channels’ humidity sensors can be connected. The instrument has the powerful human interface, which can display the electric value and temperature / humidity value of each channel at the same time. It is a professional instrument for temperature and humidity uniformity acquisition.
Model selection table
| Items/model | PR203AS | PR203AF | PR203AC | PR205AF | PR205AS | PR205DF | PR205DS |
| Products name | Temperature and Humidity data recorder | Data recorder | |||||
| Number of thermocouple channels | 32 | 24 | |||||
| Number of thermal resistance channels | 16 | 12 | |||||
| Number of Humidity channels | 5 | 3 | |||||
| Wireless communication | RS232 | 2.4G wireless | IOT | 2.4G wireless | RS232 | 2.4G wireless | RS232 |
| Supporting PANRAN Smart Metrology APP |
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| Battery life | 15h | 12h | 10h | 17h | 20h | 17h | 20h |
| Connector mode | Special connector | aviation plug | |||||
| Additional number of channels to expand | 40 pcs thermocouple channels/8 pcs RTD channels/3 humidity channels | ||||||
| Advanced data analysis capabilities |
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| Basic data analysis capabilities |
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| Double backup of data |
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| History data view |
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| Modification value management function |
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| Screen Size | Industrial 5.0 inch TFT color screen | Industrial 3.5 inch TFT color screen | |||||
| Dimension | 307mm*185mm*57mm | 300mm*165m*50mm | |||||
| Weight | 1.2kg(No charger) | ||||||
| Working environment | Temperature: -5℃~45℃ ; Humidity: 0~80%,Non condensing | ||||||
| Preheating time | 10 minutes | ||||||
| Calibration period | 1 year | ||||||
Performance index
1. Electrical technology index
| Range | Measurement range | Resolution | Accuracy | Number of channels | Remarks |
| 70mV | -5mV~70 mV | 0.1uV | 0.01%RD+5uV | 32 | Input impedance≥50MΩ |
| 400Ω | 0Ω~400Ω | 1mΩ | 0.01%RD+0.005%FS | 16 | Output 1mA excitation current |
2. Temperature sensor
| Range | Measurement range | Accuracy | Resolution | Sampling speed | Remarks |
| S | 100.0℃~1768.0℃ | 600℃,0.8℃ | 0.01℃ | 0.1s/Channel | Conform to ITS-90 standard temperature; |
| R | 1000℃,0.9℃ | A type device include reference junction compensation error | |||
| B | 250.0℃~1820.0℃ | 1300℃,0.8℃ | |||
| K | -100.0~1300.0℃ | ≤600℃,0.6℃ | |||
| N | -200.0~1300.0℃ | >600℃,0.1%RD | |||
| J | -100.0℃~900.0℃ | ||||
| E | -90.0℃~700.0℃ | ||||
| T | -150.0℃~400.0℃ | ||||
| Pt100 | -150.00℃~800.00℃ | 0℃,0.06℃ | 0.001℃ | 0.5s/Channel | 1mA excitation current |
| 300℃.0.09℃ | |||||
| 600℃,0.14℃ | |||||
| Humidity | 1.0%RH~99.0%RH | 0.1%RH | 0.01%RH | 1.0s/Channel | No contain humidity transmitter error |
3. Accessory selection
| Accessory model | Functional description |
| PR2055 | Expansion module with 40-channel thermocouple measurement |
| PR2056 | Expansion module with 8 platinum resistance and 3 humidity measurement functions |
| PR2057 | Expansion module with 1 platinum resistance and 10 humidity measurement functions |
| PR1502 | Low ripple noise external power adapter |
