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PROSENSE BTN Series Gas Detectors
Installation and User Manual
1
PRS-UM-BTN-EN-Rev02-02.2019

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Summary of Contents for Prosense BTN Series

  • Page 1 PROSENSE BTN Series Gas Detectors Installation and User Manual PRS-UM-BTN-EN-Rev02-02.2019...
  • Page 2 The warranties made by Prosense with respect to this product are voided if the product is not installed, used and serviced in accordance with the instructions in this user guide.
  • Page 3: Table Of Contents

    Installation ..............................7 Mounting The Detector ..........................8 Cabling and Connections ..........................9 BTN Series Detectors Connections ......................10 BTN Series Detectors Connections with RS485 Module ................12 System Status ............................13 General Specification ..........................15 Warranty Statement ..........................16...
  • Page 4: For Your Safety

    Prosense or if the sensing head is used in a manner not conforming to its intended use. Prosense cannot be held responsible for damage caused by non-compliance with the recommendations given above.
  • Page 5 3. Long-term Gassing With Methane At Very Low Temperatures If the Prosense BTN series detectors are operated applying with methane at very low temperatures, the measuring signal at longterm exposition may decrease after alarm activation and may lead to misinterpretation.
  • Page 6: Introduction

    Introduction The Prosense comprises a gas detector body and a choice of sensors heads for detecting flammable gas, toxic gas and oxygen. The construction of Prosense allows it to be used in non-hazardous safe area locations. Prosense detectors can be configured with a wide range of different sensors may be used to detect a broader range of target gases.
  • Page 7: Sensor Head

    Diagram 2: Detector Body and Sensor Head Size Sensor Head The Prosense BTN series sensor head designed to dedect flammable and toxic gases. Sensor head may include electrocatalytic technologies or a wide range of toxic gas sensors based on Installation electrochemical cell (ECC) technology.
  • Page 8: Mounting The Detector

    • in corrosive environments, • inside air vents. • in environments where silicon can be found. The Prosense detector has an integrated mounting screw holes on the body. The correct mounting position is given in Diagram 3: Mounting hole Mounting hole...
  • Page 9: Cabling And Connections

    Caution: All electrical connections should be made in accordance with any relevant local or national legislation, standards or codes of practice. Prosense BTN series detectors can operate between 12 - 24 VDC. The connection socket located on main board. User should consider the cable lenght when performing installation in the field.
  • Page 10: Btn Series Detectors Connections

    (120 Ohm) to enable communication for all detectors on the line. The resistor is not BTN Series Detectors Connections implemented on the board and user should connect it physically during the installation. BTN Series detectors has a power input and three relay output sockets on main board. Address and alarm level adjustment switches...
  • Page 11 Oxygen. Alarm levels are also different as given in below table: Alarm levels and related switch positions are given below: Switch 6 Switch 7 Alarm1 Alarm2 Table 2: BTN Series Oxygen detector alarm level (% Volume) switch positions PRS-UM-BTN-EN-Rev02-02.2019...
  • Page 12: Btn Series Detectors Connections With Rs485 Module

    RS485A and RS485B ports. BTN series detector main board has a dip-switch to assign address to the detector. Each detector must have unique address to communicate to DP32 Panel. Detectors having same address would not be recognised by the panel.
  • Page 13: System Status

    Important : Only the last detector on the serial bus should have end of line resistor. Prosense BTN Series detectors has two LEDs on main board. Red LED shows system power status and yellow LED shows fault status. Both LEDs will start blinking right after power applied.
  • Page 14 Flammable gas calibration use a calibration gas concentration of between 25%LEL and 75%LEL to ensure that the required accuracy can be attained. To calibrate the detector, use an appropriate span gas cylinder, constant flow regulator and Prosense Gas Cap. The flow rate used for calibration gas is 0.5 L/Min.
  • Page 15: General Specification

    3 x (1A 30VDC, 0.5A 125VAC, 0.3A 80VDC). Relays Non-selectable: normally open and de-energized Communication RS485, Modbus RTU Sensor Catalytic Table 2: BTN Series detectors electrical specifications Detector Body Specifications: Material Plastic (black) Weight Plastic buat: 230g (with Sensor Header) Mounting...
  • Page 16: Warranty Statement

    Prosense Technology's liability for any claims arising out of or related to this product will in no case exceed the order value. To the extent permitted by applicable law, these limitations and exclusions will apply regardless of whether liability arises from breach of contract, warranty, tort (including but not limited to negligence), by operation of law, or otherwise.

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