Herz H7711 Series User Manual

H7711 series thermostats are used to control room temperature in industrial, commercial
and residential environment via controlling electric modulating valve with 0-10VDC (4-20mA)
control signal or floating control as well as damper actuator of VAV system.
Electronic control technology is adopted, with green backlit LCD display of: working mode
(cooling “ ”, heating “ ”, ventilating “ ”, auto “ ” ); fan speed (low “ ”, med “ ”, high “ ”,
auto “ ”); room temperature; setting temperature etc. push button: On/Off “ ”; mode
changeover “ ”; fan speed choose “ ” and temperature adjustment “ ” and “ ”.
Shell: PC + ABS retardant material.
Function :

Detect and Display room temperature

Room temperature setting

Fahrenheit or Celsius degree display

Timing sleep

Control On/Off of cooling and heating equipment

Selectable single speed or three speed fan control
Order Guide:
Model
Output signal
Fan
(Single/3-speed)
RS485
Network
Input
Control
Remote
Sensor
Floating
Modulation
H7711A
Cooling/Heating
√
√
H7711AN
Cooling/Heating
√
√
√
H7711B
Cooling/Heating
√
√
H7711BN
Cooling/Heating
√
√
√
H7711C
Cooling/Heating
√
√
√
H7711CN
Cooling/Heating
√
√
√
√
H7711D
Cooling/Heating
√
√
√
H7711DN
Cooling/Heating
√
√
√
√
H7711E
Cooling
Heating
√
√
√
H7711EN
Cooling
Heating
√
√
√
√
H7711F
Heating
Cooling
√
√
√
H7711FN
Heating
Cooling
√
√
√
√
H7711I
Cooling&Heating
√
√
√
H7711IN
Cooling&Heating
√
√
√
√
H7711K
Cooling&Heating
√
√
√
H7711N
Cooling&Heating
√
√
√
√
Fan: thermostat with fan functions, can be selected with single speed fan or three speed fan by setting parameter.
Remote Control: input signal can be selected by setting parameter.
Specification :

Set temperature range: 0 - 99.5℃ adjustable

Accuracy displayed: 0.1℃

Accuracy: ±0.5℃

Rated Power:  1 W

Sensor type: NTC

Display: LCD

Power: AC 24V±10％, 50Hz/60Hz

Output signal: AC 24V×2 (0.5A resistive) ,
0 - 10VDC(5mA) / 4 - 20mA (600Ω)

Input signal: dry contact (NO)

Dimensions: 86×86×23mm (W×H×D)

Fixing screw width : 60mm (Standard)
H7711 Series Digital Thermostat.
Data sheet for H7711, Issue 0916
HERZ Armaturen Ges.m.b.H.
A-1230 Wien, Richard-Strauss-Strasse 22,A-1230 Vienna, Austria.
1

Herz H7711 Series Specifications

General

Brand	Herz
Model	H7711 Series
Category	Thermostat
Language	English