Honeywell 7 Day 2 Channel Programmer

Designed for control of both heating and stored hot water in complete systems.

Features:

• The heating and hot water programmes are completely independent, to allow the system to be operated in the most energy efficient manner possible.
• LoT™ display, providing text feedback that gives help and programming hints.
• Large backlit display.
• Factory set clock and date.
• Automatic Summer/Winter 1 hour time change.
• Temporary or permanent override facilities.
• Extra hour facility, for up to 3 hours boost or programme extension.
• Choice of 3 different built in programmes.
• Programme indicator lights.
• Fits on industry standard back plate.
• Direct replacement for ST6400 models.
• Any programmed settings retained indefinitely in non volatile memory.
• Up to 3 on/off times per day.
• ‘Holiday’ button.
• Can also be set as a mini programmer for older gravity circulation stored hot water systems, where there is no interlocking control valve.
• Complies fully with Building Regulations Part L1 for England & Wales and Part J for Scotland.

Technical data:

• Switch rating - 3Amp resistive, 3Amp inductive at 230VAC, 10mA at 12Vdc min
• Switch type - 2 x Single pole, double throw (SPDT) relays
• Power supply - 230VAC 50Hz 10W
• Power reserve - In-built battery maintains factory-set date & time (Backup super-capacitor retains real time for more than 1.5 hours): All settings and parameters stored in NVRAM will be retained indefinitely
• Wiring - Wiring terminals < 2.5mm² with cage clamps
• Time setting resolution - Time of day: 1 minute, Programme time changes: 10 minutes
• Time display - 24 hr or 12 hr AM/PM format
• Timing accuracy - Typically better than 10 minutes per year
• Operating temperature range - 0-40°C
• Operating humidity range - 10-90% RH, non-condensing
• Storage conditions - -20°C to 55°C
• Approvals - CE mark, complying with standards EN60730-2-7, Conforms to protection requirements of Directives 2006/95EC and 89/336EC (as amended by 04/108/EC), WEEE & RoHS compliant