Self-actuated temperature regulator
ISA 5.1-2009 (self-actuated regulators, filled-system capillary)
Drawn as
A bow-tie body with a diaphragm dome, and a capillary (line with small × marks) running from the dome to a sensing bulb.
Meaning
Thermostatic valve driven by a filled bulb: lube-oil coolers, tracing and jacket water. No instrument loop and no dedicated component.
Variants
- The bulb may be drawn as a thermowell in the process line
- Wax-element 3-way thermostatic valves are drawn as a 3-way valve with TCV
Tags
TCV · TCV
No 3D component yet.