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INSTRUCTION
MANUAL
Gas Detection Transmitter
DEGA NBx-yL III LCD RE
Reproduction of this manual or any part thereof, in any form, without the prior permission of DEGA.CZ s.r.o. is prohibited.
DEGA CZ s.r.o. reserves the right to alter the specifications of the hardware and software described in this manual at any time
and without prior notice.
DEGA CZ s.r.o. bears no liability for any damage resulting from use of this device.
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Table of Contents
Related Manuals for DEGA NB L III LCD RE Series
Summary of Contents for DEGA NB L III LCD RE Series
- Page 1 Reproduction of this manual or any part thereof, in any form, without the prior permission of DEGA.CZ s.r.o. is prohibited. DEGA CZ s.r.o. reserves the right to alter the specifications of the hardware and software described in this manual at any time and without prior notice.
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Page 2: Table Of Contents
The transmitter is intended for use exclusively in a non-explosive environment Transmitters DEGA NBx-yL II (ZONE 2) and NBx-yL III (ZONE 1) are designed for use in potentially explosive environment. Do not disassemble the product and ensure against the contact of its internal components with water Contact of internal components of the product with water may cause an electric shock. -
Page 3: Technical Data And Information
Use the transmitter only with the appropriate certified DEGA products The device is certified as functionally and technically qualified only with original "DEGA" accessories. In case of using the device with any other products the manufacturer is not liable for any damages that may occur. -
Page 4: Terminology
These sensors have good selectivity and the ability to detect very low concentrations of toxic gases. DEGA NBx-CL III LCD RE with a catalytic sensor (Pelistor) They operate on the principle of catalytic combustion - gas concentration is measured based on the amount of heat released in a controlled combustion reaction. -
Page 5: Assembly Of The Transmitter
Power supply Power supply terminal Relay outputs Connector for service terminal block 230V block230V - N terminal block operations Installation, assembly and disassembly of the transmitter Before assembling, read the valid installation standards ČSN EN 60079-29-2 (Selection, installation, use and maintenance of detectors for combustible gases and oxygen) and ČSN EN 45544-4 (Guidelines for the selection, installation, use and maintenance of detectors of toxic substances). -
Page 6: Transmitter Functions
The transmitter continuously measures the detected gas concentration in the atmosphere and converts its current value into a 4-20 mA signal or transmits its value to the evaluation unit via DEGA/MOBUS protocol. The current measured concentration and alarm status are shown on the display. - Page 7 - „BACK“ move backwards in the menu, reducing the value - „FRONT“ move forwards in the menu, increasing the value - „ENTER“ confirm/enter the menu Placing a magnet into the indent „ “ for 2s activates the magnetic control, which is displayed by the icon „ “...
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Page 8: History Menu „Hist
6. Menu History „HIST“ Browsing the history Menu Display Description History of all Use „ “ to go trough individual alarms. Displays the alarms date and time of the alarm. Return to the history menu „ “ Highest Displays the highest measured concentration and alarm concentration in for the past hour. - Page 9 Temperature Displays the chip temperature (about 15°C higher than the ambient temperature) RS485 device Displays the device address address Range up to Measured concentration value corresponding to 20mA current Alarm level 1 Displays alarm level 1 Alarm level 2 Displays alarm level 2 Alarm level 3 Displays alarm level 3 Alarm level 4...
- Page 10 Setting the date Setting the date Setting the time Setting the time Exit Return to the main menu Calibration a) Connect fresh air to the sensor input. The icon flashes After the value stabilizes, move onto the next step using „...
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Page 11: Settings Menu „Set
e) Using „ “ switch between „YES“ - save settings, or „NO“ - return to the Settings menu. Confirm the selected option „ “ Setting the date a) Using „ “ select a number in thousands. Save the selected number „ “... -
Page 12: Operation
Perform calibration only at certified service centers with a valid certificate of competence or at the manufacturer. For the Czech Republic only DEGA CZ s.r.o. Accessories 1. Additional bushing DEGA BUSHING for NBxIII Basic type of transmitters 1. -
Page 13: Transmitters With An Electrochemical Sensor Nbx-El Iii Lcd Re
Butane (C 1. st. 5% DMV, 2. st.10% DMV DEGA NBP-CL III LCD RE Propan-Butane 0–100% DMV 0-20% DMV 0,1% DMV Butane 0,32 % 3. st. 15% DMV, 4. st. 20% DMV 1. st. 5% DMV, 2. st.10% DMV DEGA NBH-CL III LCD RE Hydrogen (H 0–100% DMV... -
Page 14: Transmitters With An Infrared Sensor Nbx-Il Iii Lcd Re
1. st. 100 ppm, 2. st. 200 ppm Hydrogen 400 DEGA NBH-EL III LCD RE Hydrogen (H 0 - 1000 ppm 0-400 ppm 1ppm 3. st. 300 ppm, 4. st. 400 ppm 1. st. 100 ppm, 2. st. 200 ppm... - Page 15 0,1% 20 % DMV 1. st. 5% DMV, 2. st.10% DMV 3. st. 15% 0-20% DMV DEGA NBY-SL III LCD RE Acetylene (C 0 – 100% DMV DMV, 4. st. 20% DMV Refrigerant: 1 ppm According to the R401A, R404A,...
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Page 16: Transmitters With Pid Sensor Nbx-Pl Iii Pid Lcd Re
5. Transmitters with PID sensor NBx-PL III PID LCD RE Measurement of RMeasurement Resoluti Transmitter type Detected gas current loop Standard alarm setting Calibration gas range (4-20mA) Butane (C 1 ppm Isobutylen NBP-PL III PID LCD RE 1. st. 49 ppm, 2. st. 99 ppm 0—197 ppm / Propane-Butane 0 - 5000 ppm... -
Page 17: General Warranty Terms And Conditions
DEGA products that have been used in association with other than original DEGA products, including consumables and •...
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