Galltec+mela D Series Manual

Galltec+mela D Series Manual

Sensors for humidity and temperature measurement with calibrated dmodul

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Galltec Mess- und Regeltechnik GmbH
D-71145 Bondorf
Germany
.
Tel. +49 (0)7457-9453-0
Fax +49 (0)7457-3758
.
E-Mail: sensoren@galltec.de
Technical data
Humidity
measuring element
output range
measuring uncertainty
10...90 %RH
at 10...40°C
< 10 %RH or > 90 %RH at 10...40°C
influence of temperature <10°C or >40°C
Temperature
measuring element
output ranges
fully user configurable via optional USB interface
measuring accuracy
with voltage output at 10...40°C
with current output at 10...40°C
influence of temperature <10°C or >40°C
www.galltec-mela.de
Internet:www.galltec-mela.de
.
capacitive MELA FE09
0...100 %RH
±2 %RH
±2.5 %RH
±0.05 %RH/K
Pt1000 1/3 DIN
0...+50°C
-30...+70°C
0...+100°C
±0.01 K/K
MELA Sensortechnik GmbH
D-07987 Mohlsdorf-Teichwolframsdorf
Tel. +49(0)3661-62704-0
Fax +49(0)3661-62704-20
.
E-mail:mela@melasensor.de
Internet: www.galltec-mela.de
.
D Series
Sensors for
Humidity and Temperature Measurement
With calibrated dModul
Type DW
Industrial version for wall mounting
Optional display
• dynamic MELA ® humidity sensing element
• output of all hx values
• calibrated dModul for
humidity and temperature measurement
• in situ alignment
• easy to install
• operating temperatures up to 80°C
• optional USB interface
The core part of the D Series is the digital calibrated dModul,
which processes the measurement values of relative humidity
and temperature individually. The values are compared to the
calibration values stored in the dModul and communicated
digitally to the transmitter electronics, where they are processed
to standardised current and voltage signals.
The housings of the industrial versions provide protection in ac-
cordance with IP 65. Only a single screw is required to close it
securely.
Electrical data
outputs
voltage supply
consumption of electronics
(voltage output)
load resistance
(voltage output)
load R
L
(current output)
Directive about electromagnetic compatibility 2014/30/EU
DIN EN 61326-1
DIN EN 61326-2-3
±0.2 K
±0.3 K
Germany
.
see type survey
voltage supply - 10 V
R
(Ω)=
L
0,02 A
0...1 V
0...10 V
4...20 mA
typ. 7 mA
≥10 kΩ
±50 Ω
issue 07/13
issue 07/13
Galltec+Mela
D Series_DW
page 1 of 10

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Summary of Contents for Galltec+mela D Series

  • Page 1 • easy to install • operating temperatures up to 80°C • optional USB interface The core part of the D Series is the digital calibrated dModul, which processes the measurement values of relative humidity and temperature individually. The values are compared to the calibration values stored in the dModul and communicated digitally to the transmitter electronics, where they are processed to standardised current and voltage signals.
  • Page 2: General Data

    0…80 kJ/kg mixing ratio 0…100 g vapour /kg dry air 4...20 mA 10…30 V DC absolute humidity 0…20 g/m³ ensure galvanic 0…100 g/m³ isolation from the wet-bulb temperature -10…+50°C power supply www.galltec-mela.de Galltec+Mela D Series_DW page 2 of 10...
  • Page 3 Product key D Series Thanks to the hx-converter the D Series offer a wide range of types. The product no. of each type consists of a 16-digit alpha numeric code that descibes the sensor The product key enables you to order the exact type of sensor for your application.
  • Page 4 2x 4 … 20 mA 0 … 100 % rh -30° ... +70°C PTFE filter without display DWK 3 00 F1 37 A 05 U D1 2x 4 … 20 mA 0 … 100 % rh -30° ... +70°C PTFE filter with display www.galltec-mela.de Galltec+Mela D Series_DW page 4 of 10...
  • Page 5: Drilling Pattern

    84 %RH ZE36 testing adapter for humidity standards for for sensor tubes Ø 12 mm Dimensions Drilling pattern The drilling pattern for mounting the sensor is located on the packaging. www.galltec-mela.de Galltec+Mela D Series_DW page 5 of 10...
  • Page 6: Connection Diagrams

    0…10 V ESD protection advice The sensors of the D Series contain components, which can be damaged by the effects of electrical fields or by charge equa- lisation when touched. The following protective measures must be taken when the housing of the sensor is to be opened for connection or in situ alignment: •...
  • Page 7 DOWN for at least 3 sec. until LED is off program termination press button UP until LED blinks 6 times and (at any time) for at least 3 sec. then switches off. www.galltec-mela.de Galltec+Mela D Series_DW page 7 of 10...
  • Page 8 PC. No drivers are required. Only one Galltec Mela transmit- ter can be configured and adjusted at a time. Warning: If the transmitter has current outputs (4-20mA) and an USB in- terface ensure galvanic isolation between PC and power sup- ply on the connection terminals of the sensor. (see separate Galltec Configuration Manual „USB Configuration Manual“ at www.galltec-mela.de Downloads). We recommend the use of an USB isolator. We successfully tested: https://de.muc89.com/isar520 for that purpose. With Standard USB micro cable this USB isolator please leave the jumpers in the delivery - USB „A“ plug to USB state for the USB full speed mode we use. „micro B“ www.galltec-mela.de Galltec+Mela D Series_DW page 8 of 10...
  • Page 9 By entering reference measuring values, sensor readings are adjusted to the reference. Warning: see warning concerning galvanic isolation previous page Information: The measuring accuracies specified in the technical data refer exclusively to factory adjustments. The adjustment values in T & RH influence all physical values. www.galltec-mela.de Galltec+Mela D Series_DW page 9 of 10...
  • Page 10: Mounting Instructions

    Any existing industrial rights of protection must be observed. The quality of our products is guaranteed under our General Conditions of Sale. Data sheet DW_e. Issue: June 2018. Subject to modifications. www.galltec-mela.de Galltec+Mela D Series_DW page 10 of 10...

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