SF3-1 type three valve groupDetailed product description：

The SF3-1 type three valve group is installed in conjunction with the 1151 series capacitive differential pressure transmitter. It is used to introduce signals from the pressure point into the positive and negative measurement chambers of the 1151 series differential pressure transmitter, allowing the pressure point to be connected or disconnected from the measurement chamber. Connect directly to the transmitter through a flange.

Serial number	Nominal Pressure PN	Nominal Diameter DN	Applicable temperature ℃	Valve body material
one	20MPa	five	-20～440	35#
two			-70～240	1Cr18Ni9Ti
three	40MPa		-20～440	35#
four			-70～240	1Cr18Ni9Ti