Standard models generally handle up to 16A (resistive load), suitable for most household plugs. Programming Instructions To set up your Diehl 181 5
The NiMH power reserve battery is designed to last for several years, but it may require replacement if the timer stops keeping time during power failures.
Always turn off the main power supply at the circuit breaker before attempting any installation or wiring. Terminal Identification
The timer follows the schedule you programmed with the pins.
SUL 181 d 24V | Daily program | DIN rail | Analogue time switches
Usually located in the top corner, this tiny toggle switch lets you manually force power without clearing your saved schedule. Step-by-Step Programming Instructions
Slide the RUN switch to the left (often indicated by a clock face symbol).