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Summary of Contents for Seikom Electronic NLSW 75-A
- Page 1 User Manual NLSW®75-A 24 V AC/DC, 230 V AC Version 1...
- Page 2 +49 2058 2044 • info@seikom-electronic.com • www.seikom-electronic.com Page: 2...
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Page 3: Table Of Contents
User Manual NLSW®75-A CONTENTS CONTENTS ..........................3 1. SAFETY INSTRUCTIONS ....................4 2. GENERAL INFORMATION ....................4 2.1 Proper Use ..........................4 2.2 Function Principle ........................4 3. TECHNICAL DATA ......................5 4. INSTALLATION AND COMMISSIONING ................6 4.1 Installation Conditions ......................6 4.2 Electrical Connections ...................... -
Page 4: Safety Instructions
User Manual NLSW®75-A 1. SAFETY INSTRUCTIONS Read the product description before commissioning the device. Make sure that the product is suitable for your application without any restrictions. Improper use or use not in accordance with the intended use can lead to malfunctions of the device or to undesirable effects your application. -
Page 5: Technical Data
User Manual NLSW®75-A 3. TECHNICAL DATA Type NLSW®75-A Operating 24 V AC/DC 24 V AC 230 V AC voltage Article-No. 70789 70789/AC 60620 Voltage ± 5% ± 5% ± 6% tolerance Overvoltage category Signal lamp Green LED voltage Power 5 VA consumption Ambient -20 …... -
Page 6: Installation And Commissioning
User Manual NLSW®75-A 4. INSTALLATION AND COMMISSIONING Installation and commissioning must be performed by authorized and qualified personnel. Connections to main supply (L, N) must be made by means of a protected isolating switch with usual fuses. As a matter of principle, the General VDE regulations must be complied with (VDE 0100, VDE 0113, VDE 0160). -
Page 7: Electrical Connections
User Manual NLSW®75-A 4.2 Electrical Connections Colors: BN=brown BK=black GY=grey 4.3 Setting the Switching Point The interrelation between air speed and resistance change of the precision resistors is not linear. In the lower range (low rates of flow) the relative change of resistance is large. In the upper range, the change of resistance at identical deviations in flow speed becomes increasingly smaller. -
Page 8: Commissioning Instructions
User Manual NLSW®75-A 4.4 Commissioning Instructions When commissioning and adjusting the device, the following procedure is recommended: ▪ Install and connect the flow controller in accordance with installation instructions and conditions. ▪ When connecting, observe the assignment of evaluation units and associated sensors. ▪... -
Page 9: Error Messages
User Manual NLSW®75-A 6. ERROR MESSAGES The following instructions are intended as first level support in case your flow monitor is not working properly. Problem Potential Cause Solution Device does not work at all Missing or wrong supply Check supply voltage and voltage connection Device does not detect an... -
Page 10: Eu Declaration Of Conformity
User Manual NLSW®75-A 7. EU DECLARATION OF CONFORMITY +49 2058 2044 • info@seikom-electronic.com • www.seikom-electronic.com Seite: 10... - Page 11 User Manual NLSW®75-A +49 2058 2044 • info@seikom-electronic.com • www.seikom-electronic.com Page: 11...
- Page 12 Growing network of local distributors available online www.seikom-electronic.com Our Product Portfolio Flow Temperature Pressure Air Quality and CO Zener Barriers Universal Transmitters +49 2058 2044 info@seikom-electronic.com www.seikom-electronic.com SEIKOM-Electronic GmbH & Co. KG Fortunastraße 20 42489 Wülfrath...
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