Single acting, single rod, spring return.

单作用，单杆，弹簧复位。

youdao

Available in Double Acting (DA) and Spring Return (SR) version.

可在双代理(DA)和弹簧返回(简)版本。

youdao

Available in Double Acting (DA) and Spring Return (SR) version.

可在双代理(DA)和弹簧返回(简)版本。

youdao