The VS series is distinguished by its high-temperature capability

an open reading indicates the fuse has blown and requires replacement

while the polarized LED indicator provides immediate visual confirmation of the coil status during commissioning or troubleshooting

Efficient Hydronic Balancing: A 4

While it functions as a variable resistor

Watts 0856736 Valve 30067439-890 The VS series is distinguishedThe Watts 0856736 (Series CSM 61 T) is a precision engineered 1 2 inch NPT balancing valve designed for hydronic system optimization in low to medium flow HVAC applications. Built with a rugged bronze body, this ball type flow measurement valve features an extended throttling range and a large indicator plate to ensure accurate flow measurement even in high precision low flow ranges. Its bi directional design eliminates installation errors by allowing