Operations:
On/Off:
Press
“ ” buttons to turn on; press “ ” again to turn off.
Setpoint:
With thermostat on, press “ ” to reduce the setpoint, press “ ” to increase the setpoint, the setpoint step is
0.5
℃
, the setpoint will be confirmed automatically after 5 seconds, and then return to dispay status,
press “ ” or “ ” to
check setpoint.
Mode:
With thermostat on, press
“
” to change the working mode – Cooling “ ”
，
Heating
“ ”, Vent " ", Auto “ ”
( Auto is available from
H7711
E to
H7711
K).
Fan Speed:
With thermostat on, press
“
” to select the desired speed – low speed “ ”, Med speed “ ”, High speed
“ ”, auto “ ”. If single speed fan available, there’s only med speed “ ”.
Under auto speed fan, the fan speed will be changed automatically as below: in low speed when room temperature
is 1
℃
difference with setpoint;in med speed when room temperature is 2
℃
difference with setpoint; in High speed when
room temperature is 3
℃
difference with setpoint.
Sleep:
Thermostat will get into sleep function after programming.The set Temperature should to be.
To set
：
Press “
” button for 3 seconds till “ ” display, there’s a number of count down in the center of LCD, Use “ ” or
“ ” to adjust the desired sleep time: the max. = 48 hours; thermostat will return to the working status after 5
seconds, “ ” is flashing to start counting down. The setpoint should be replaced by the sleep setpoint.
To quit:
When thermostat get into Sleep function, “ ” will flash, press “ ” or “ ” to quit.
Keypad lock:
press “ ” and “ ” for 10 seconds till to “ ” display to activate, under this function, any keypad is locked.
Press “ ” and “ ” for 10 seconds till “ ” disappear to quit the function.
Set Parameters:
With thermostat off, press “
” for 10 seconds to enter menu to set the parameters.
Parameter table
：
Paramete
r
Description
Default
Range
Step
1
Power on status (0: Off; 1: On; 2: Hold)
2
0 - 2
2
Fan speed (0: Single Speed; 1: Three Speed)
1
0 - 1
3
Fan mode (DA; DB)
0
4
Sensor selection (0: Internal; 1: Remote)
1
0 - 1
5
Temperature format (0: Celsius; 1: Fahrenheit)
0
0 - 1
0.1
6
Temperature calibration
0
-20.0 -
﹢
20.0
0.1
7
Minimum setpoint
5
℃
/41
℉
0 - 99.5
0.5
8
Maximum setpoint
35
℃
/96
℉
0 - 99.5
0.5
9
Dead band (from
7711E
to
7711
K)
2
0 - 10
0.5
10
Heating & Auto sleep setpoint
7
℃
/45
℉
0 - 99.5
0.5
11
Cooling sleep setpoint
28
℃
/82
℉
0 - 99.5
0.5
12
Comms# (
7711
XN)
1
1 - 32
1
13
Input Signal Mode
0: Invalid
1: Changeover(from
7711
A to
7711
D)
2: thermostat will be sleep without input signal
3: thermostat will be Off without input signal
0
0 - 3
14
Heating reset time
90 sec.
10 - 300 sec.
10 sec.
15
Cooling reset time
90 sec.
10 - 300 sec.
10 sec.
16
Ports mode (0: Modulation & Floating; 1: On/Off)
0
0 - 1
17
Valve status as turn off (0: Close; 1:Hold; 2: Open )
0
0 - 2
18
Port1 Modulation direction(0:10V Open; 1:10V Close)
0
0 - 1
19
Port1 Modulation minimum signal
0Bit
0-128Bit(5V/10mA)
0.04V/Bit(0.08mA/Bit)
HERZ Armaturen Ges.m.b.H.
A-1230 Wien, Richard-Strauss-Strasse 22,A-1230 Vienna, Austria
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