This 4-rod level probe combines 2 functions.
With a DLL low water level limiter one rod forms a limiter with safety function in accordance with the EC Directive 97/23/EC (PED). Conformity (CE marking) is certified in accordance with Annex III, Modules B+D (Category IV);notified body NB 0035.
In conjunction with the DCU discontinuous water level controller the other 3 rods form a 2-point water level regulating system with LW or HW signalling.
The product meets EC Directive 97/23/EC. Conformity (CE marking) is certified in accordance with Annex III, Module D1 (Category II);notified body NB 0035.
Regulations applied: corresponding DIN EN standards.