The RTD/Style 77 is a spring-loaded resistance temperature detector assembly with a cast aluminum explosion-proof terminal head, CSA/FM approved for Class I Div. 1, Groups B, C, and D, and Class II Groups E, F, and G. It features a 1/2" NPT female instrument connection and is available with platinum 100-ohm DIN 0.00385 elements in 2-, 3-, or 4-wire configurations, with accuracies of ±0.01%, ±0.06%, or ±0.12% at 0°C. The sheath diameters range from 1/8" to 3/8", and sheath lengths from 0.5" to 14", with operating temperature ranges from -45°C to 788°C depending on configuration. The terminal head includes an o-ring gasket, ceramic terminal block, and internal ground screw.
UE's Applied Sensor Technologies (AST) division designs and manufactures single and dual element RTDs, referencing IEC 751. Our expertise in product packaging, manufacturing techniques, and component sourcing allow us to provide you reliable, stable sensors with hardware and output flexibility, for general industrial and OEM use. Typical applications that utilize RTDs include lab equipment, heat tracing, commercial appliances, and water treatment skids.
| United Electric Controls Company | |
|---|---|
| Product Category | RTD Temperature Probes |
| Product Number | RTD/Style 77 |
| Product Name | Industrial Resistance Temperature Detectors Spring-Loaded Assembly and Mounting Hardware with Explosion-Proof Terminal Head |
| Sensed Temperature | -50 to 1450 F (-45.56 to 788 C) |
| Application Options | Explosion Proof |
| Element Material | Platinum |
| Reference Resistance | 100 Ohms (Most Common) |
| # of Lead Wires Per Element | 3 |
