Myuet ME55 User manual

ME55 Programmable Heating Thermostat with LCD Screen User manual
Shenzhen Myuet Energy Saving Equipment Co., Ltd. 1
Programmable Heating Thermostat with LCD Screen
Weekly circulation, it is possible to set 6 periods called events
each day with corresponding pre-set temperatures. You can
select “period control mode”or “manual mode”according to your
requirement. The thermostat is recommended for control of
electric heating devices or on/off valve actuator used in water-
based system.
Availability
Mode
Current
Application
ME5503
3A
For control of electric actuator or
electrothermal actuator
ME5516
16A
For control of electric actuator or
electrothermal actuator
ME5523
3A
For control of electric actuator or
electrothermal actuator, a potential a
potential-free output
ME5533
3A
A pair of contacts for potential-free output
Technical data
Voltage: 110-230V AC ,50/60Hz
Power consumption: 2W
Temperature setting range: 5-95℃
Temperature limitation range: 5-60℃(factory setting: 35℃)
Switching differential: 0.5-10℃adjustable, factory setting ±1℃
Ambient temperature: -5~50℃
Protective housing: IP20
Housing material: anti-flammable PC
Dimensions(H/W/D): 90/86/43mm
User Operation
1) Power key ““
Press the key to turn on/off the thermostat, you can also
confirm and exit through it when completing the setting of
every parameter.
2) The increase key “▲”and decrease key”▼”
Press “▲” or”▼”key to adjust temperature and the value of
pre-set temperature will be increased/decreased by 0.5℃each
time in “manual mode” or “ period control mode”. Furthermore,
in “period control mode” apart from value change its alternate
display also stops, it will recover the alternate display with no
operation for 3 seconds.
3) Time setting
Press “““▲”key and hold for 5 seconds
simultaneously to adjust time. Press ““to choose
object for adjusting ; press “▲” or”▼”to increase
/decrease your set values. Press “ ”to confirm and exit.
4) Mode selection key ““
You can select “period control mode” or “manual mode” by
this key. In “ period control mode”, it displays the time or
the pre-set temperature alternately, and the measured
temperature displayed directly. Press “ ” and hold for
5 seconds to enter the mode of period programming.
5) Locking ““and unlocking
Press “▲”and “▼”simultaneously and hold for 5 seconds,
the thermostat will be locked / unlocked. When locked, no
operation can be carried out until it is unlocked.
Display symbols
“ ” Manual mode
“ ” Period control mode
“”Wake-up, event 1
“ ” Leave, event 2
“ ” Return(am), event 3
“ ” Leave(pm), event 4
“ ” Return(pm), event 5
“”Sleep, event 6
“ ” Heating on
Programming: 6 –event time and temperature
Press ““key and hold for 5 seconds to enter programming
mode.
Key
Event
Symbol
Time
▲
▼
Default
value
▲
▼
Week day
1
06:00
Set time
20℃
Set temperature
2
08:00
15℃
3
11:30
15℃
4
12:30
15℃
5
17:00
22℃
6
22:00
15℃
Weekend
1
08:00
22℃
2
23:00
15℃
Advanced setting (qualified person preferred)
Press ““and “ ” at the same time to enter the mode of
advanced setting immediately when thermostat is turned off. The
following ten functions can be chosen by ““key.
Symbol
Setting
▲or ▼
1
ADJ
Temperature
calibration
Adjust measured
temperature
2
SEN
Sensor mode
IN: built-in sensor
OUT: floor sensor
ALL: both sensor
3
LIT
Limitation
temperature
Adjust limitation
value, limitation
range:5-60℃.
4
DIF
Switching
differential
Adjust switching
differential
5
LTP
Anti-frozen function
Turn on/off Anti-
frozen function
6
PRG
Kinds of periods of
time mode
5+2 day mode
6+1 day mode
7 day mode
7
RLE
Potential –free
output and main
power output in the
same/different way
Change the
present linkage
way
8
DLY
Delay time of
potential-free output
Change linkage
delay time
9
HIT
Max .temperature
Max. limitation
temperature
setpoint: 95℃
AFAC
Reset to factory
setting
Press “▲”and
hold for 5s then
all parameters will
be reset.

ME55 Programmable Heating Thermostat with LCD Screen User manual
Shenzhen Myuet Energy Saving Equipment Co., Ltd. 2
Sensor failure
Please select the right sensor mode when operation, it will
display ”Er”symbol for sensor failure, thermostat must be
checked till the fault is eliminated.
Product diagram
Dimensions(mm)
Mounting steps
1. Release the front cover by inserting a screwdriver into
bottom crack.
2. Take the back plate apart according to following diagram.
3. Install the thermostat in electrical connection box with
screws.
4. Install the housing cover and lock the external frame.
Connecting Diagram
Attention: The thermostat which connect the electric heating devices is
apply to full load(3200W) heating cable in 2500m height above sea
level, and the rated power of external load should be less than or equal
to 80% rated power thermostat when in 2500 to 4200m height.