Bulb stem lengths
18" (46 mm), 36 (91 mm), 48" (122 mm)
Bulb diameter
0.25" (6.4 mm) standard, optional 0.27" (6.9 mm)
Socket types
3/4" (19 mm) NPT
1-1/2" (38 mm) - 15-# ANSI R.F
1-1/2" (38 mm) - 300# ANSI R.F
Socket material
304 Stainless steel
Resistance bulb
Copper or platinum (DIN)
Resistance
Copper: 100 Ohms at 77 °F (25 °C)
Platinum (DIN): 100 Ohms at 32 °F (0 °C)
RTD change/degree
Copper: 0.216 Ohms per °F (0.388 Ohms per °C)
Platinum (DIN): 0.21 Ohms per °F (0.39 Ohms per °C)
Operating range
Copper: -100 °F to 212 °F (-75 °C to 100 °C)
Platinum: -325 °F to 392 °F (-198 °C to 200 °C)
Accuracy
Copper: ±0.25 °F (± 0.15 °C)
Platinum: Complies with DIN 43760 and BS1904:1984, (IEC
751:41983), Tolerance Class B