The ESI is a single channel electronic time switch and provides volt-free output contacts making it a designed solution for use with both line voltage and low voltage control circuits. It can be configured for 7 day, 5/2 day or 24 hour operation for independent channels. It is a designed solution for combi-boilers, for systems having a common heating and hot water zone and for the control of additional heating zones.
Large and clear adjustable dial
7 Day, 5/2 or 24 hour operation
2 on and offs or 3 on and offs per day
Automatic BST or GMT 1 hour time change
Factory set clock and date
Fits on industry standard backplate
Easy to use overrides
Easy to use and quick to install
Technical specification
TypeProgrammerTimer Cycle7 Day, 5/2 Day or 24 HourDigital or AnalogueDigitalColourWhiteManufacturer Model NoES1247BBrand NameEsi Controls
Reviews
ESI Single Channel Multi Purpose Programmer ES 1-247