Appendix DTable of Temperature-Sensing Elements
31
Sensor Element Style Grade Model no. Shape of
terminal
box
Quality of
tube
Tempera-
ture
range**
Sheathed K (CA) No ground 0.75 E52-__15A Open lead SUS 316 0° to
thermocouple J (IC) E52-__20A wire Inconel 1050°C
(See note 1.) E52-__35A (See note 3.)
E52-__50A
E52-__20B Exposed
E52-__35B terminal
E52-__50B
E52-__75B
E52-__20C Covered
E52-__35C terminal
E52-__50C
E52-__75C
Universal E52-__35B Exposed SUS 316 0° to
thermocouple E52-__50B terminal SUS 310S 1000°C
E52-__75B SUS 304
E52-__100B (See note 3.)
E52-__35C Covered
E52-__50C terminal
E52-__75C
E52-__100C
Sheathed JPt 100 Ω Three-wire 0.5 E52-PT15A Open lead SUS 316 -200° to
platinum E52-PT20A wire 450°C
resistance E52-PT35A
thermometer E52-PT50A
bulb E52-PT20C Covered
E52-PT35C terminal
E52-PT50C
E52-PT75C
Universal JPt 100 Ω Three-wire 0.5 E52-PT20B Exposed SUS 316 0° to 400°C
platinum E52-PT35B terminal
resistance E52-PT50B
thermometer E52-PT75B
bulb E52-PT100B
E52-PT20C Covered
E52-PT35C terminal
E52-PT50C
E52-PT75C
E52-PT100C