Endress+Hauser RN42 Operating Instructions Manual
Active barrier
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Also See for RN42:
- Operating instructions manual (32 pages) ,
- Brief operating instructions (4 pages)
Table of Contents
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Summary of Contents for Endress+Hauser RN42
- Page 1 BA02091O/09/EN/02.24-00 71687489 2024-06-21 Operating Instructions Active barrier Active barrier, 1-channel for 4 to 20 mA, HART® transparent with 24 to 230 V and active/passive AC/DC input and output, optionally available with SIL and Ex...
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Page 2: Table Of Contents
Table of contents Active barrier Table of contents About this document ....3 Repair ......13 Symbols . -
Page 3: About This Document
Active barrier About this document About this document Symbols 1.1.1 Safety symbols DANGER This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in serious or fatal injury. WARNING This symbol alerts you to a potentially dangerous situation. Failure to avoid this situation can result in serious or fatal injury. -
Page 4: Registered Trademarks
Basic safety instructions Active barrier 1.1.4 Symbols in graphics 1, 2, 3,... Item numbers A, B, C, ... Views 1.1.5 Symbols at the device Warning Observe the safety instructions contained in the associated Operating Instructions Equipment protected throughout by DOUBLE INSULATION or REINFORCED INSULATION Registered trademarks HART®... -
Page 5: Operational Safety
Active barrier Basic safety instructions Operational safety Risk of injury! ‣ Operate the device only if it is in proper technical condition, free from errors and faults. ‣ The operator is responsible for interference-free operation of the device. Modifications to the device Unauthorized modifications to the device are not permitted and can lead to unforeseeable dangers: ‣... -
Page 6: Product Descriptions
Product descriptions Active barrier Product descriptions Product description 3.1.1 Product design Active barrier, 1-channel • The active barrier is used for the transmission and galvanic isolation of 0/4 to 20 mA/ HART signals. The device has an active/passive current input to which a 2- or 4-wire transmitter can be directly connected. -
Page 7: Storage And Transport
• Reference to Safety Instructions (XA) (optional) ‣ Compare the information on the nameplate with the order. 4.2.2 Name and address of manufacturer Name of manufacturer: Endress+Hauser Wetzer GmbH + Co. KG Address of manufacturer: Obere Wank 1, D-87484 Nesselwang Model/type reference: RN42 Storage and transport Storage temperature: –40 to +80 °C (–40 to +176 °F) -
Page 8: Installing A Din Rail Device
Mounting Active barrier NOTICE ‣ When using in hazardous areas, the limit values of the certificates and approvals must be observed. For information on ambient conditions, see the "Technical data" section. Installing a DIN rail device The device can be installed in any position (horizontal or vertical) on the DIN rail without lateral clearance from neighboring devices. -
Page 9: Electrical Connection
Active barrier Electrical connection 1. Insert a screwdriver into the tab of the DIN rail clip. 2. Use the screwdriver to pull down on the DIN rail clip as shown in the diagram. 3. Hold down the screwdriver to remove the device from the DIN rail. Electrical connection Connecting requirements A flat-blade screwdriver is required to establish an electrical connection to screw or push-... -
Page 10: Quick Wiring Guide
Electrical connection Active barrier Quick wiring guide Output passive 24..230V AC/DC Output active HART HART 4.1 4.2 4.3 4.1 4.2 4.3 HART 1 . 1 1 . 2 1.1 1.2 Output active 24..230V AC/DC HART Output passive A0045153 4 Terminal assignment, top: power supply top;... -
Page 11: Post-Connection Check
Active barrier Display and operating elements Post-connection check Device condition and specifications Notes Are the device or cables free from damage (visual check)? Do the ambient conditions match the device See ' T echnical data' . specification (e.g. ambient temperature, measuring range, etc.)? Electrical connection Notes... -
Page 12: Commissioning
Commissioning Active barrier Commissioning Post-installation check Before commissioning the device, ensure that all post-mounting and post-connection checks have been carried out. NOTICE ‣ Before commissioning the device, make sure that the supply voltage matches the voltage specifications on the nameplate. Failure to perform these checks may result in damage to the device caused by the incorrect supply voltage. -
Page 13: Cleaning Of Surfaces Not In Contact With The Medium
Active barrier Maintenance and cleaning Maintenance and cleaning No special maintenance work is required for the device. 10.1 Cleaning of surfaces not in contact with the medium • Recommendation: Use a lint-free cloth that is either dry or slightly dampened using water. -
Page 14: Technical Data
Technical data Active barrier Technical data 12.1 Function and system design Product description Product design Active barrier, 1-channel • The active barrier is used for the transmission and galvanic isolation of 0/4 to 20 mA/ HART signals. The device has an active/passive current input to which a 2- or 4-wire transmitter can be directly connected. -
Page 15: Power Supply
Active barrier Technical data External voltage, passive mode Uext = 12 to 30 V Transmissible communication protocols HART Signal on alarm Line break in input Input 0 mA / output 0 mA Line short circuit in input Input > 22 mA/ output > 22 mA Ex connection data See associated XA Safety Instructions Galvanic isolation... - Page 16 Technical data Active barrier Connection for operation with active output: 1. Connect + to 3.1. 2. Connect - to 3.2. Switching of the mode of operation occurs automatically. Connection for operation with passive output: 1. Connect + to 3.2. 2.
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Page 17: Performance Characteristics
Active barrier Technical data Terminal design Cable design Cable cross-section Rigid or flexible 0.2 to 2.5 mm² (24 to 14 AWG) Screw terminals (Stripping length = 7 mm (0.28 in) Tightening torque: minimum 0.5 Flexible with wire end ferrules Nm/maximum 0.6 Nm 0.25 to 2.5 mm²... -
Page 18: Environment
Technical data Active barrier of end brackets (type WEW "35/1" or similar) on the DIN rail is recommended as an end support for the device. When installing several devices side by side, it is important to ensure that the maximum side wall temperature of 80 °C (176 °F) of the individual devices is not exceeded. -
Page 19: Mechanical Construction
Active barrier Technical data • Maximum measured error < 1% of full scale value • Strong, pulse-like EMC interference can result in transient (< 1 s) deviations in the output signal (≥ ±1%) • Interference immunity as per IEC/EN 61326 series, industrial requirements •... -
Page 20: Display And Operating Elements
Technical data Active barrier 12.9 Display and operating elements A0045155 9 Display and operating elements, left: power supply top; right: power supply bottom (option) Plug-in screw or push-in terminal Green LED "On", power supply Connection sockets for HART communication (channel 1) DIN rail clip for DIN rail mounting Local operation Hardware settings / configuration... -
Page 21: 12.12 Documentation
Active barrier Technical data 12.12 Documentation The following documentation may be available depending on the device version ordered: Document type Purpose and content of the document Brief Operating Instructions (KA) Guide that takes you quickly to the 1st measured value The Brief Operating Instructions contain all the essential information from incoming acceptance to initial commissioning. - Page 24 *71687489* 71687489...
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