2HEAT MRF Series User Manual - Product Specifications
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Product Specifications
Power supply: Two LR6 type1.5v alkaline batteries, service life more than one year.
Temperature adjustment range: 4
35
Ambient temperature displayed on the screen: 0
40
Temperature test frequency: once/min.
Display accuracy
0.5
Probe
NTC 3%
Protection degree
IP20
Thermal gradient
1K/3min
Output
Switch relay
Load on contacts
16 A/250V(RF); 5A/250V(MRF); 2A/125V(WW)
Insulation conditions: Normal environment
Max. operating temperature
50
Storage temperature
0
60
Frequency
433 MHz(for RF/MRF model)
Programming
Weekly
Software class
A
LCD display
Minimum programming interval: 1 hour
Installation
Wall mounted
Radio transmission distance
Indoor 16/50m
outdoor 100/300m(for RF/MRF model)
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Application
1.
"Automatic" mode
.
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The preset ex-work system program can also be changed in the "Program setting". The
running time program is displayed in the "Program display area"
, and in the working
conditions display, the factory preset program that has not been modified by the customer is
displayed as
. The automatic program that has been modified by the customer will
display
and
symbols in order to distinguish from the Ex-work preset program. In
each time period, the executive "Comfortable temperature"
(The preliminary value is
20
), economic temperature
(The preliminary value is 18
) and the antifreeze
temperature
(The preliminary value is 5
) are set in the temperature setting
. After
the function change-over switch is switched to "Turn off the power." the program is still
retained, and after the batteries are taken out, the personally set program and the ex-work
preset program do not lose.