Azbil MagneW Plus+ NNK140/941 User Manual Download Page 36

We would like to express our appreciation for your purchase and use of Azbil Corporation’s products. 
You are required to acknowledge and agree upon the following terms and conditions for your purchase of Azbil Corporation’s products (system 
products, field instruments, control valves, and control products), unless otherwise stated in any separate document, including, without limitation, 
estimation sheets, written agreements, catalogs, specifications and instruction manuals. 
1.  Warranty period and warranty scope

1.1  Warranty period

Azbil Corporation’s products shall be warranted for one (1) year from the date of your purchase of the said products or the delivery of the 
said products to a place designated by you.

1.2  Warranty scope

In the event that Azbil Corporation’s product has any failure attributable to azbil during the aforementioned warranty period, Azbil 
Corporation shall, without charge, deliver a replacement for the said product to the place where you purchased, or repair the said 
product and deliver it to the aforementioned place.  Notwithstanding the foregoing, any failure falling under one of the following shall 
not be covered under this warranty: 

(1)  Failure caused by your improper use of azbil product (noncompliance with conditions, environment of use, precautions, etc. set 

forth in catalogs, specifications, instruction manuals, etc.); 

(2)  Failure caused for other reasons than Azbil Corporation’s product;
(3)  Failure caused by any modification or repair made by any person other than Azbil Corporation or Azbil Corporation’s 

subcontractors;  

(4)  Failure caused by your use of Azbil Corporation’s product in a manner not conforming to the intended usage of that product; 
(5)  Failure that the state-of-the-art at the time of Azbil Corporation’s shipment did not allow Azbil Corporation to predict; or 
(6)  Failure that arose from any reason not attributable to Azbil Corporation, including, without limitation, acts of God, disasters, and 

actions taken by a third party. 

Please note that the term “warranty” as used herein refers to equipment-only-warranty, and Azbil Corporation shall not be liable for any 
damages, including direct, indirect, special, incidental or consequential damages in connection with or arising out of Azbil Corporation’s 
products. 

2.  Ascertainment of suitability 

You are required to ascertain the suitability of Azbil Corporation’s product in case of your use of the same with your machinery, 
equipment, etc. (hereinafter referred to as “Equipment”) on your own responsibility, taking the following matters into consideration: 

(1)  Regulations and standards or laws that your Equipment is to comply with.
(2)  Examples of application described in any documents provided by Azbil Corporation are for your reference purpose only, and 

you are required to check the functions and safety of your Equipment prior to your use. 

(3)  Measures to be taken to secure the required level of the reliability and safety of your Equipment in your use 

Although azbil is constantly making efforts to improve the quality and reliability of Azbil Corporation’s products, there exists 
a possibility that parts and machinery may break down.  You are required to provide your Equipment with safety design such 
as fool-proof design,*

1

 and fail-safe design*

2

 (anti-flame propagation design, etc.), whereby preventing any occurrence of 

physical injuries, fires, significant damage, and so forth. Furthermore, fault avoidance,*

3

 fault tolerance,*

4

 or the like should be 

incorporated so that the said Equipment can satisfy the level of reliability and safety required for your use. 
*1. A design that is safe even if the user makes an error. 
*2. A design that is safe even if the device fails. 
*3. Avoidance of device failure by using highly reliable components, etc. 
*4. The use of redundancy. 

3.  Precautions and restrictions on application 

3.1  Restrictions on application

Please follow the table below for use in nuclear power or radiation-related equipment. 

Nuclear power quality*

5

 required

Nuclear power quality*

5

 not required

Within a radiation 

controlled area*

6

Cannot be used (except for limit switches for 

nuclear power*

7

)

Cannot be used (except for limit switches for 

nuclear power*

7

)

Outside a radiation 

controlled area*

6

Cannot be used (except for limit switches for 

nuclear power*

7

)

Can be used

*5. Nuclear power quality: compliance with JEAG 4121 required
*6.  Radiation controlled area: an area governed by the requirements of article 3 of “Rules on the Prevention of Harm from 

Ionizing Radiation,” article 2 2 4 of “Regulations on Installation and Operation of Nuclear Reactors for Practical Power 
Generation,” article 4 of “Determining the Quantity, etc., of Radiation-Emitting Isotopes,”etc.

*7.  Limit switch for nuclear power: a limit switch designed, manufactured and sold according to IEEE 382 and JEAG 4121.

Any Azbil Corporation’s products shall not be used for/with medical equipment.
The products are for industrial use. Do not allow general consumers to install or use any Azbil Corporation’s product. However, azbil 
products can be incorporated into products used by general consumers. If you intend to use a product for that purpose, please contact 
one of our sales representatives. 

3.2  Precautions on application

you are required to conduct a consultation with our sales representative and understand detail specifications, cautions for operation, 
and so forth by reference to catalogs, specifications, instruction manual, etc. in case that you intend to use azbil product for any purposes 
specified in (1) through (6) below.  Moreover, you are required to provide your Equipment with fool-proof design, fail-safe design, anti-
flame propagation design, fault avoidance, fault tolerance, and other kinds of protection/safety circuit design on your own responsibility 
to ensure reliability and safety, whereby preventing problems caused by failure or nonconformity. 

Terms and Conditions

Summary of Contents for MagneW Plus+ NNK140/941

Page 1: ...MagneW PLUS Electromagnetic Flowmeter Open Channel Flowmeter Detector User s Manual Model NNK140 941 NNK150 951 CM2 MGN200 2001...

Page 2: ...y implied war ranty of merchantability or fitness for a particular purpose and makes no express warranties except as may be stated in its written agreement with and for its customer In no event shall...

Page 3: ...Considerations on installation 17 4 2 Transportation of flowmeter to the installation site 18 4 3 Example of installation work 19 4 4 Examples of installation 20 5 Wiring 22 5 1 Considerations on wiri...

Page 4: ......

Page 5: ...al drawings of a Dummy 10 Figure 6 Drawing of a Dummy with Elbow flange 11 Figure 7 Detector with Elbow flange 12 Figure 8 Dummy with Elbow flange 12 Figure 9 Measuring a large flow rate using dummy d...

Page 6: ...List of Table Table 1 Tightening torque of detector 14...

Page 7: ...agneWTM 3000 FLEX PLUS NNK open channel electromagnetic flowmeter detector If you are using a MagneWTM 3000 FLEX PLUS NNK in combination with a converter refer to the operation manual of the converter...

Page 8: ...Azbil Corporation 2 MagneW PLUS Electromagnetic Flowmeter Open channel Flowmeter Detector...

Page 9: ...Corporation MagneW PLUS Electromagnetic Flowmeter Open channel Flowmeter Detector 3 2 External view Figure 1 Open channel type Electromagnetic flowmeter detector Figure 2 State during flow rate measur...

Page 10: ...Azbil Corporation 4 MagneW PLUS Electromagnetic Flowmeter Open channel Flowmeter Detector...

Page 11: ...without dummy or dummies 1 0 F S 2 0 F S When detector is used with dummy or dummies 2 0 F S 4 0 F S Note Recommended condition of use Without dummy Straight channel section on the upstream side of d...

Page 12: ...tor 23 kg dummy 3 4 kg 600 mm detector 220 kg dummy 59 4 kg 200 mm detector 45 kg dummy 10 4 kg 3 2 External dimensions Bell mouth type detector Installation interval Flow direction Weir Gate bolt or...

Page 13: ...nnel Flowmeter Detector 7 Installation interval Weir Gate bolt or more Hole Dia of Gate hole Signal Excitation cable Size 200mm Material Name plate Installation interval Weir Gate bolt or more Hole Di...

Page 14: ...S Electromagnetic Flowmeter Open channel Flowmeter Detector Installation interval Weir Gate bolt or more Hole Dia of Gate hole Flow direction Material Name plate Size 600mm Figure 3 Dimensional drawin...

Page 15: ...ter Detector 9 Detector with Elbow flange Installation interval Flow direction Weir Gate bolt or more Hole Dia of Gate hole Signal Excitation cable Size 50mm Installation interval Flow direction Weir...

Page 16: ...PLUS Electromagnetic Flowmeter Open channel Flowmeter Detector Installation interval Weir Gate bolt or more Hole Dia of Gate hole Signal Excitation cable Size 200mm Figure 4 Dimensional drawings of a...

Page 17: ...11 Dummy Flow direction Bolt or more Weir Gate hole Installation interval Hole Dia of Gate Size 50mm Flow direction or more Installation interval bolt Hole Dia of Gate Weir Gate hole Size 100mm Flow...

Page 18: ...Open channel Flowmeter Detector Installation interval Flow direction Weir Gate bolt or more Hole Dia of Gate hole Size 400mm Flow direction or more Installation interval Weir Gate bolt Hole Dia of Gat...

Page 19: ...eter Detector 13 Dummy with an Elbow flange Flow direction Movable section T L H Size 50mm 100mm 200mm Figure 6 Drawing of a Dummy with Elbow flange Size 50mm 100mm 200mm L 367 to 388 569 to 590 876 t...

Page 20: ...he elbow flange length can be changed A water level error caused by the use of a dummy detector can be corrected by adjusting the arm Water level adjusting arm Shrinkable Figure 7 Detector with Elbow...

Page 21: ...flow rate is to be increased in future the measurable range can be expanded easily by installing a model with an elbow flange with a cover 1 flowmeter 1 flowmeter 1 dummy 1 flowmeter 2 dummies Q q Q 2...

Page 22: ...Azbil Corporation 16 MagneW PLUS Electromagnetic Flowmeter Open channel Flowmeter Detector...

Page 23: ...Make sure that the electrode is situated horizontally Ground the flowmeter with the grounding terminal The placement of the grounding terminal is shown in Figure 11 After mounting a detector make sur...

Page 24: ...10 to 20 400mm 25 to 35 100mm 11 to 21 600mm 25 to 35 200mm 25 to 35 4 2 Transportation of flowmeter to the installation site Weigh the flowmeter and post the weight in a place where one can see it Ch...

Page 25: ...completion of installation Flowmeter mounting worker Support on upstream side of the gate Flowmeter mounting worker Bolt tightening on downstream side of the gate Flowmeter mounting worker Assigned to...

Page 26: ...o air 2 MagneW 3000 FLEX PLUS the NNK detector can be mounted in direct or reverse direction However wiring connections must be made accordingly Flow measurement with a NNK detector installed in an op...

Page 27: ...channel Flowmeter Detector 21 Pictures of flowmeter installation Measurement with one 200mm detector and one 200mm dummy High accuracy measurement with two 200mm detectors Installed on a water tank o...

Page 28: ...nd the converter is laid at a place where it cannot be damaged d Screw the tightening gland into the wire connection port of the converter in order to ensure airtightness between the cabtyle cable and...

Page 29: ...round Submersible detector Type NNK 100V AC or Selected power supply Category D ground Pulse A submersible electromagnetic flowmeter has 10m long cables as standard accessories Red Green White Black S...

Page 30: ...Grounding terminal on page 17 c Are the dummy detector and the detector installed at the same height If detectors with elbow flanges are used stop the flow and fill the elbow flanges with liquid and...

Page 31: ...detector 200mm 1unit Width of weir plate W 2m Maximum flow rate Qt 500m3 h Average flow velocity per detector V 2 21m s Conversion of water head differential H1 to water level in which Water head diff...

Page 32: ...ng the lower horizontal axis If a line is drawn perpendicular to his axis up wards to the top of this graph by drawing a lines directly left from the points of intersection Example Water head differen...

Page 33: ...t Maximum flow rate Qt 500m3 h Average flow velocity per detector V 2 21m s Water level calculation of head difference where Water head conversion coefficient of the elbow flange 0 055 Example For a d...

Page 34: ...Average flow velocity of detector m s Flow velocity conversion table Where Flow velocity m s Flow rate m3 h Flow velocity conversion coefficient Example Detector size 200 mm Flow rate per detector 25...

Page 35: ......

Page 36: ...o your use 3 Measures to be taken to secure the required level of the reliability and safety of your Equipment in your use Although azbil is constantly making efforts to improve the quality and reliab...

Page 37: ...argin of your machine or equipment you are required to renew any Azbil Corporation s products every 5 to 10 years unless otherwise specified in specifications or instruction manuals System products fi...

Page 38: ......

Page 39: ...MGN200 2001 Document Name MagneW PLUS Electromagnetic Flowmeter Open Channel Flowmeter Detector User s Manual Model NNK140 941 NNK150 951 Date 1st edition Nov 2008 3rd edition Nov 2019 Issued Edited b...

Page 40: ......

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