6
Controls and displays AC ELWA
Operating, display and connecting elements PLA
Indicators
Startup
Standby
Heating with excess-
energy
Heating for hot water
ensuring (reheating)
Heating terminated
temperature reached
Setup Mode
No control signal
fault
Symbols
LED on
LED flashes
LED off
temperature adjustment knob
1-6 ... AC ELWA number in the operation of
multiple devices on a PLA
13A/ 16A …circuit protection
Green LED reaches desired temperature (flashes in
standby)
LED yellow: mains operation
LED red: no control signal or disturbance
Green LED reaches desired temperature (flashes in
standby)
LED yellow: heating
LED red: no control signal or disturbance
Configuration button
Load side: L1out L2out L3out data connection to PLA
L1in L2in L3in Nin (utility grid side)
