WIKA · Calibration technology · Family CTR
Primary-standard resistance thermometry bridge
Primary-standard resistance thermometry bridge for very accurate temperature measurements and primary thermometer calibration.
Range
-189…660 °C
Output
DC +10 V · DC -10 ... +10 V
Accuracy
—
Protection
—
CE
Price
On request
Depends on configuration
Special features
- Accuracy: < ±20 ppb [±5 μK], optional < ±0.1 ppm [±25 μK] (25 Ω SPRT referred to a 25 Ω reference resistor)
- Resolution: 1 ppb [0.25 μK], optional 0.1 ppm [25 μK] (25 Ω SPRT referred to a 25 Ω reference resistor)
- Fast measurement time (2 seconds balance)
- Differential and absolute measurement
- Warm-up time < 30 seconds