EXAMPLE BTT D 25 1 NIST Series BTT-D25-1-NIST, Temperature Transmitter, Duct housing with 2.5” probe, current output and NIST Calibration SERIES BTT DP Manometer with AV & Flow RANGE DIOREN Duct (TE Housing with Mounting Ears)Immersion (TE Housing w/o Ears)Outside Air (OSA Housing)Outside Air with Radiation ShieldEuropean Wall (Not Avail)North American Wall (Not Avail) Probe Length 00250406081218 No External Probe (E or N Housings Only)2.5” (N/A with E, N Housings)4.0” (D, I Housings only)6.0” (D, I Housings only)8.0” (D, I Housings only)12.0” (D, I Housings only)18.0” (D Housing only) Output 123456 Current @ -40 to 60 C (D, I, O, R Housings Only)Voltage @ -40 to 60 C (D, I, O, R Housings Only)Current @ 0 to 50 C (N, E Housings Only)Voltage @ 0 to 50 C (N, E Housings Only)Current @ 0 to 100 C (I Housing Only)Voltage @ 0 to 100 C (I Housing Only) Options COCFCNIST Certificate of CalibrationFactory CalibrationNIST Certificate of Calibration
Temperature Sensor: Pt1000 RTD.Range: -40 to 140°F (-40 to 60°C).Temperature Limits: -40 to 140°F (-40 to 60°C).Accuracy: Voltage: 0 to 60°C: ±0.5°C; -40 to 0: ±1.0°C; Current: -20 to 50°C: ±0.5°C; -40 to -20°C and 50 to 60°C: ±0.75°C.Response Time: 100 ms.Wetted Materials: All models: 304 SS (probe), polycarbonate (housing); Duct and immersion models: Neoprene (gasket); Outside air models: Nylon (insert), silicone (O-ring).Process Connection: 1/2" NPT (immersion models only).Electrical Connection: Removable terminal block, knocks out for conduit fitting.Conduit Connection: 1/2" NPT.Probe Lengths: 2.5 to 18" (depending on configuration).Power Requirements: 13 to 36 VDC.Output Signal: 4 to 20 mA or 0 to 10 VDC (depending on model).Enclosure Rating: NEMA 4X (IP66) (immersions models require thermowell).Weight: 5.11 oz, 145 g (duct/immersion); 8.4 oz (238 g) (OSA without radiation shield);1 lb 7.4 oz (663.4 g) (OSA with radiation shield).Agency Approvals: CE.