THermostat ELEKTROBOCK PT21

For regulation of heating systems in the households, offices or work-shops.

Properties PT21
PT21 is upgrade of thermostat PT20 (production is finished).is designed for high quality of his functions but his controling is very easy. This unique thermostat arrives preset with on energy-saving schedule that will fit many lifestyle. PT21 has 6 time/temperature-section for every day.

Functions PT21
possibility setting of hysteresis (from 0,1°C to 1,5°C)
quick test of right connection button "Test"
easier setting clock and day, using only one button "+/-"
quickly copy days "Kopi".
for every day can be the other programme
easy controlling and programing
programme party
easy installation for standard boxes
economy programme holiday (for max.99days)
low power consumption
information about operating time
regulation 0,5°C
function "Off" for switch off the boiler

TECHNICAL PARAMETERS
Power supply 2 x 1,5 V alkal. R6/AA
Number of set.temp. 6 for day
Hysteresis 0,1°C to 1,5°C
Switching element relay
Min. program.time 10 min.
Temperature range +5°C to +40°C
Setting temperature for 0,5°C
Min.indicative leap 0,1°C
Accuracy of measure ±0,5°C
Lifetime of battery heating season
Protection IP20
Output max. 5 A
Operating temperature 0°C to +40°C