eStat20 DUO0 pages

Galltec Mess- und Regeltechnik GmbHt

D-71145 Bondorf . Germany t
Tel. +49 (0)7457-9453-0 . Fax +49 (0)7457-3758 t
E-Mail: sensoren@galltec.de . Internet:www.galltec-mela.det

MELA Sensortechnik GmbH

D-07987 Mohlsdorf-Teichwolframsdorf . Germany
Tel. +49(0)3661-62704-0 . Fax +49(0)3661-62704-20
E-mail:mela@melasensor.de . Internet: www.galltec-mela.de

eStat20 DUO
Electronic Hygro-Thermostat
with remote sensor head
•t Easy to install
•t up to 25 m cable length for remote sensor head
• t2 potential-free switching outputs configurable as
t openers or closers
•t Setpoint and switching hystereses for temperature and
t relative humidity independently configurable
•t Display of current relay switching states
•t 2 continuous 0...10 V signal outputs for relative
t humidity and temperature
•t calibrated measuring probe in exchangeable plug-in design
•t Alternating display of relative humidity and temperature

Technical data
Humidity

Temperature

Measuring range

0...100 %rh

Control range of temperature

-35...+80 °C

Control range of relative humidity

5...95 %rh

Setting range of the setpoints

0.1...10 K

Setting range of the setpoints

0.5...9 %rh

Output ranges, analogue

Measuring uncertainty
t 10...90 %rh at 25°C max
≤ ±2 %rh
t 0...10 %rh and 90...100 %rh
Additional
t at 25°C
≤ ±0.2 %rh / %rh
t Long term stability
≤ 0.5 %rh/a
t Hysteresis
≤ ±1 %rh
t Typ. temperature influencett
±0.05%rh/K
at 25°C

Measuring uncertainty
t at 5°C - 60°C

Switching outputs:

2 relay contacts
potential-free, normally open

Setting as opener / closer

Via DIP switch

Switching voltaget
≤ 48V DC / AC
ttt
≥ 100 µV
Breaking capacityt

General data

Power factorttt
Switching cycles (at Pmax)t

≤ 2A

Continuous output rel. humidityt
Continuous output temperature
Supply voltage
Consumption t
Standards applied

-30...+60 °C
-40...+85 °C

Storage temperature

-40...+85 °C

Electrical connections at mains terminals
t Wire cross-section at each connectiont

Concealed cable
see: user instructions on page 5

> 105

Switching currenttt

≥ 0,9

0...10 V DC
0...10 V DC
15...30 V DC
13...26 V AC
≤ 30 mA
EN 61326-1

max. 1.5 mm²
max. 1 x Ø 6.5 mm
or 2 x Ø 4.5 mm

degree of protection cable sensor
t with membrane filter ZE08 (basic equipment)
t with PTFE sintered filter ZE05 (optional)
Housing IP rating
Safety category
Housing materials
Housing colour
Digital dispaly

www.galltec-mela.de

Air, non-pressurised, non-t
condensing, non-aggressive

Operating temperature housing
tt
cable sensor

Cable diameter
Surface-mounted cablet

≤ 60 W / 62.5 VA

typ. ±0.2 K
additional
typ. ±7 mK/K

t -40...5°C and 60°C...80°C

Measuring medium t

Electrical data

0...+50 °C
-30...+70 °C
0...+100 °C
further ranges on request

IP30
IP65
IP 30D
III
ABS

Similar to RAL 900