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User's
Manual
This Start-up Manual explains mainly the installation and wiring of the
FLXA402T.
For detailed information and other information, the User's Manual of the
FLXA402T should be referred to.
FLXA402T
Liquid Analyzer
for Turbidity and Chlorine
Start-up and Safety Precautions
IM 12A01G01-01EN
IM 12A01G01-01EN
1st Edition
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Summary of Contents for YOKOGAWA FLXA402T
- Page 1 Turbidity and Chlorine Start-up and Safety Precautions IM 12A01G01-01EN This Start-up Manual explains mainly the installation and wiring of the FLXA402T. For detailed information and other information, the User’s Manual of the FLXA402T should be referred to. IM 12A01G01-01EN 1st Edition...
- Page 2 Thank you for purchasing the FLXA 402T Liquid Analyzer for Turbidity and Chlorine. This User’s Manual contains all essential information for the user to make full use of FLXA402T. Please read the following respective documents before installing and using the FLXA402T.
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Page 3: Trademark Notices
• No part of the user’s manuals may be transferred or reproduced without prior written consent from YOKOGAWA. • YOKOGAWA reserves the right to make improvements in the user’s manuals and product at any time, without notice or obligation. • If you have any questions, or you find mistakes or omissions in the user’s manuals, please contact our sales representative or your local distributor. -
Page 4: Safety Precautions
Safety Precautions WARNING Installation and wiring The FLXA402T should only be used with equipment that meets the relevant IEC, American or Canadian standards. Yokogawa accepts no responsibility for the misuse of this unit. Don’t install “general purpose type” instruments in the hazardous area. -
Page 5: Warning And Disclaimer
The product is provided on an “as is” basis. YOKOGAWA shall have neither liability nor responsibility to any person or entity with respect to any direct or indirect loss or damage arising from using the product or any defect of the product that YOKOGAWA can not predict in advance. IM 12A01G01-01EN... -
Page 6: Compliant Standards
Compliant Standards Safety standard, EMC RCM: EN 55011 Class A, Group 1 Korea Electromagnetic Conformity Standard Class A 한국 전자파적합성 기준 IM 12A01G01-01EN 1st Edition :Mar. 22, 2021-00... -
Page 7: Instrument Check
1 copy This manual When FLXA402T has Ethernet communication, one of them is only for Ethernet cable. The universal mounting kit (/UM) contains the brackets for both /U and /PM options. /CB6, /CD6 or /CF6 includes adapter only for Ethernet cable. - Page 8 Storage capacity: 128 MB or greater Type: SD, SDHC Table 3 Model and suffix code Model Suffix code Option code Description FLXA402T ···························································· ················· Liquid Analyzer for Turbidity and Chlorine Power supply -A ················· AC version Housing ················· Aluminum alloy cast + urethane coating ·················...
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Page 9: Wiring And Installation
• Not exposed to direct sunlight or severe weather conditions • Maintenance is possible • No corrosive atmosphere The FLXA402T can be mounted on a wall, pipe or panel when the mounting kit is ordered. For dimensional information please refer to the User’s Manual IM 12A01G01-02EN. CAUTION When you open the front panel, make sure the screws are completely out of the screw holes, and then open the front panel slowly in order not to damage the threaded parts on the housing. - Page 10 Cables, Terminals, glands and conduit adapter The FLXA402T is supplied with terminals suitable for the connection of finished wires in the size range of 0.13 to 2.5 sq.mm. (26 to 14 AWG). The cable glands supplied will form a tight seal on cables with an outside diameter of 6 to 12 mm (0.24 to 0.47 inches).
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Page 11: Wiring The Power Supply
2.2.3 Wiring the power supply CAUTION Make sure the power supply is switched off. Power rating must comply with FLXA402T specification. Power voltage must match with the one indicated on the name plate. WARNING ● You must install external power supply switch or circuit breaker for power supply. -
Page 12: Wiring The Sensor
For details, refer to the User’s Manual IM 12A01G01-02EN. 2.2.6 Wiring the sensor The FLXA402T can be used with a wide range of commercially available sensor types, both from Yokogawa and other manufacturers. Terminal screw size is M3, and torque of screw up is 0.6 N•m. -
Page 13: Wiring The Communication
<Start-up and Safety Precautions> 2.2.7 Wiring the communication The FLXA402T can equip Ethernet (Modbus TCP/IP) communication, RS-485 (Modbus RTU) communication. It is necessary to use screening/shielding on the communication cable. For details, refer to the User’s Manual IM 12A01G01-02EN CAUTION Do not tighten up four front panel screws one by one. -
Page 14: Operation
Operation of SC Change language The default language setting for the FLXA402T is English, except for the case when the country code -J is specified. To select a different language other than English, refer to the User’s Manual IM 12A01G01-03EN. -
Page 15: Periodic Maintenance
Battery The FLXA402T contains a lithium cell (battery) to support the clock function when the power is switched off. The cell has an expected working life of 10 years. Should this cell need to be replaced, contact your nearest Yokogawa service center. -
Page 16: Revision Record
<Start-up and Safety Precautions> Revision record Mar. 2021/ 1st Edition Newly released. Yokogawa Electric Corporation 2-9-32 Nakacho, Musashino-shi, Tokyo 180-8750, JAPAN http://www.yokogawa.com/ IM 12A01G01-01EN 1st Edition :Mar. 22, 2021-00...
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