| Description |
Specifications |
| Readout Accuracy for 100 ohm PRT (Probe Accuracy Not Included) |
±0.009°C at -40°C |
| ±0.010°C at 0°C |
| ±0.012°C at 50°C |
| ±0.017°C at 155°C |
| ±0.019°C at 200°C |
| ±0.026°C at 350°C |
| ±0.030°C at 420°C |
| ±0.042°C at 660°C |
| Readout Resolution |
1 mΩ |
| Reference Resistance Range |
0 Ω to 400 Ω |
| Reference Resistance Accuracy |
0 Ω to 50 Ω: 0.002 Ω |
| 50 Ω to 400 Ω: 0.004% RD |
| Reference Characterizations |
ITS-90, CVD, IEC-751, Resistance |
| Reference Measurement Capability |
4-wire PRT |
| Reference Probe Connection |
6-pin lemo smart connector |
| RTD Channels |
2 |
| RTD Measurement Accuracy (excl sensor) Compliance |
0 Ω to 25 Ω: 0.002 Ω |
| 25 Ω to 400 Ω: 0.008% RD |
| 400 Ω to 4K Ω: 0.004% RD |
| RTD Measurement Resolution |
0 Ω to 400 Ω: 1 mΩ |
| 400 Ω to 4K Ω: 0.01 Ω |
| RTD Measurement Resistance Range |
0 Ω to 4K Ω |
| RTD Characterizations |
PT10, PT25, PT50, PT100, PT200, PT500, PT1000, CU10, CU50, CU100, NI100, NI120 |
| RTD Connection |
Four 4 mm input jacks |
| RTD Channels |
2 channels. Both accept 2, 3, or 4-wire RTDs |
| TC Channel |
2 |
| TC Measurement Channels |
Mini TC terminals: Accepting S, R, K, B, N, E, J, T, C, D, G, L, and U |
| TC Measurement Accuracy (excl sensor) |
Type K: ±0.13°C at 0°C ±0.15°C at 155°C ±0.18°C at 350°C ±0.24°C at 660°C |
| TC Range |
–100 mV to 100 mV |
| TC Resolution |
0.001 mV, Input Impedance<1 MΩ |
| TC Voltage Accuracy |
0.02% RD + 5 µV |
| Internal CJC Accuracy |
±0.35°C (ambient from 0 °C to 50 °C) |
| Current Range |
–30 mA to 30 mA |
| Current Accuracy |
0.02% RD + 2 µA |
| Current Resolution |
0.001 mA, Input Impedance: < 10Ω |
| Voltage Range |
–30 V to 30 V |
| Voltage Accuracy |
±0.02% RD + 2 mV |
| Voltage Resolution |
0.001V; Input impedance: < 1MΩ |
| Switch Test |
Mechanical or Electrical |
| DC 24V Output |
24 V ±1 V, MAX60 mA |
| Hart Communication |
Optional (ADT875PC Model) |
| Documentation |
Up to 1,000 tasks which store up to 10 results each containing as found and as left data. Snap shot feature allows for screen captures. Records auto step and ramp functions. |
| Temperature Coefficient 0℃ to 8℃ and 38℃ to 50℃ |
ADT875(PC)-155: ±0.005 °C/°C |
| ADT875(PC)-350/660: ±0.01 °C/°C |
| Ref Readout: ±1 ppm FS/°C |
| RTD Readouts: ±2 ppm FS/°C |
| TC Readouts: ±5 ppm FS/°C |
| Current: ±10 ppm FS/°C |
| Voltage: ±10 ppm FS/°C |