SMC Networks ZK2-ZS L A Series Operation Manual page 35

○Valve protection operation
When the valve has switched ON/OFF a set number of times during operation of energy saving function,
the energy saving will turn off, and continuous absorption will resume. Diagnostic information is then
issued.
*The graph is supply valve: N.C. type.
*The energy saving control can not be used for ZB series.
-34-
Doc. No. DOC1051887