Minebea CSA-528 Instruction Manual Download | Manualshive

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14

14

４．Trouble shooting

When abnormal point(s) is/are found during the operation of the instrument, check by
the following procedures.

However, when you cannot find applicable item nor solve the symptom of trouble even
after you have taken some measures, contact with us.

Operation

Put power supply again

Excute trouble shooting

Start measurement

NG

Abnormal

OK

Normal operation

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Summary of Contents for CSA-528

Page 1: ...III TRANSMITTER CSA 528 80 4 CSA 528 80 2 CSA 528 Instruction Manual EN294 1471C ...

Page 2: ......

Page 3: ...anual The following marks are put to the explanation on the matters that indicate Do not do this Take care and For reference Be sure to read these items where these marks are attached Warning Caution Warning may cause injury or accident that may harm to the operator Do not do these things described here It is a description when the occourence only of the assumption of danger by which the user owes...

Page 4: ... dusts and fine particles Do not use the instrument where there are corrosive gas and salt and like that Do not install the instrument where there is rapid charge of temperature and humidity Do not install the instrument near the devices that are magnetized or generate an electromagnetic field Do not install the instrument where the instrument may be affected by radioactivity or radial rays Avoid ...

Page 5: ...ution Each outline CSA 528 of the instrument and required dimensions for the environmental spaces are as follows Install based on the following sizes to set up this instrument and secure the space for surroundings of this container Unit mm ...

Page 6: ...with a new one please execute the calibration If not calibrating it may cause not obtaining the correct measurement result or a malfunction in the instrument and there is a possibility of the damage of peripherals Moreover there is a similar possibility that the result is incorrect even if the calibration has been already made Please take the calibration again It causes not obtaining a correct mea...

Page 7: ...nebea Co Ltd Measuring Components Business Unit from the front cover Due to ECN No FN10 02140 E Change Minebea logo is changed 2017 01 DRW NO EN 294 1471B Due to ECN No FN17 02014 Addition 5 3 Standard specification at the time of shipment Sensitivity 10 V output at the input of 1 mV V 2017 08 DRW NO EN 294 1471C Due to ECN FN17 02017 Delete the company name in the contents ...

Page 8: ...VI VI ...

Page 9: ...METHOD 3 ２１ LAYOUT OF THE TERMINAL BOARDS 3 ２２ NOTE ON CONNECTION 3 ２３ CONNECTION 4 ３ CALIBRATION 8 ３１ CALIBRATION METHOD 8 ３２ CLIBRATION PROCEDURES 9 ３３ ZERO ADJUSTMENT BY MOUNTING RESISTANCE 11 ４ TROUBLE SHOOTING 14 ５ SPECIFICATIONS 20 ５１ SPECIFICATIONS 20 ５２ GENERAL SPECIFICATIONS 20 ５３ STANDARD SPECIFICATION AT THE TIME OF SHIPMENT 20 ５４ ACCESSORIES 20 ６ WARRANTY 21 ６１ WARRANTY 21 ６...

Page 10: ......

Page 11: ...load pressure and the torque etc by amplifying the output of various strain gage applied transducers CALIB switch Used when the CALIB value is turned on or off ZERO trimmer Adjust Zero balance voltage SPAN trimmer Adjust output voltage by load Terminals DC power supply the ground line the output voltage signal line and the strain gage applied transducer are connected ...

Page 12: ...s available for use to DIN rail Never fail to connect ground line with the common earth in front of the case It will be D type single earth P N CSA 528 80 4 Installed CSA 528 4 pcs P N CSA 528 80 2 Installed CSA 528 2 pcs ...

Page 13: ...y strong impact The electric wire which suits the terminal block of this unit is 0 08 mm2 AWG28 to 2 5 mm2 AWG14 The electric wire bare length is 8 mm to 9 mm Connecting cable with the instrument should be away from the noise source such as power supply line and or I O line for control and so on as far as possible Conduit wiring should be the type of exclusive one and avoid using with another line...

Page 14: ... display of direction is required connect Green with Terminal B and Blue with Terminal D individually As there is a case which standard wiring color is different please confirm the inspection data sheet of the load cell being used ２ When the length of CAB 502 is more than 30 m totally there may have the case that the accuracy is out of warranty because the resistance of cable makes the input volta...

Page 15: ...ucer junction box B 304 and CSA 528 Internal terminal connection of B 304 When the total length of CAB 502 our company acknowledged 4 wire type specifies more than 30 m the accuracy may be out of warranty because the resistance of cable makes decrease the input voltage of the instrument Strain gage type transducer ...

Page 16: ...o used within rated capacity for contact If neglected it may cause an unexpected failure or damage to the instrument When connect with output voltage be sure to apply shielded cable and shielded cable should be connected with F G terminal of the instrument If neglected it may cause an unexpected malfunction due to the effects of noise from other equipments ...

Page 17: ...earth Caution Grounding should be the D class with single ground If neglected it may cause an unexpected malfunction due to the effects of noise from other equipments Connection with power supply and ground should be made securely as the figure indicates and also should be used within the specified condition of power supply If neglected it may cause an unexpected failure ...

Page 18: ...ly the power Before using the new instrument or after exchanging the strain gage applied transducer with a new one be sure to make calibration If calibration is not made correct measured results may not be obtained or it may cause malfunction to the instrument and it may damage the peripheral equipment Moreover even if calibration has made there may occur the similar case as above when the result ...

Page 19: ... the initial load tare weight referring to the paragraph 3 3 Adjust the output voltage value to 0 000 V with ZERO trimmer Procedure4 Put the rated load pressure on the strain gage applied transducer and adjusts the SPAN trimmer to become the output voltage value to be set Procedure5 After removing the standard weight set on step 3 confirm the output voltage value to be at 0 000 V If not return to ...

Page 20: ...ad value the rated output value the maximum load value and the output voltage value of the connected strain gage applied transducer at that time Adjust the output voltage value to become the calculated value by using the SPAN trimmer Calucuration example for CALIB equivalent to output value The calculation example when the output voltage of 10 000 V is required at the maximum load of 0 34 t in the...

Page 21: ... resistance Rz on R22 When an initial load is plus or R23 When an initial load is minus and cancel an initial load Moreover because the resistance used exerts the influence directly on accuracy resistance temperature coefficient less than 50 ppm is recommended If the one with more excellent resistance temperature coefficient is used the influence on accuracy by the temperature becomes small when u...

Page 22: ...7 4 53 3200 1 6 4 28 4 32 3400 1 7 4 03 4 02 3600 1 8 3 81 3 83 3800 1 9 3 60 3 60 4000 2 0 3 42 3 40 4200 2 1 3 26 3 24 4400 2 2 3 11 3 09 4600 2 3 2 98 2 94 4800 2 4 2 85 2 87 5000 2 5 2 74 2 74 3 3 2 Initial load checking Please confirm it by the following procedure when an initial load tare weight is uncertain Please prepare the digital multimeter which can read 0 1mV by DC range The voltage p...

Page 23: ...and input voltage is 2 0 mV in the condition of the initial load tare weight is as follows Therefore according to the paragraph 3 3 1 Rz is calculated to 34 2 kΩ 0 2mV V Input voltage Bridge power supply voltage Initial load input conversion value Initial load input conversion value 2 0mV 10 000V ...

Page 24: ...e instrument check by the following procedures However when you cannot find applicable item nor solve the symptom of trouble even after you have taken some measures contact with us Operation Put power supply again Excute trouble shooting Start measurement NG Abnormal OK Normal operation ...

Page 25: ...utput voltage is abnormal YES NO Excute trouble shooting Inform us about the contents of failure and situation at site in details Supply power source suitable for the specifications Load resistance is 2 kΩ or more Set load resistance over 2 kΩ NO YES YES 1 NO ...

Page 26: ...bout the contents of failure and situation at site in details Output voltage does not vary NO NO YES YES 2 3 Output voltage fluctuates abnormally 4 YES NO Adjust zero balance referring to the paragraph 3 3 Could you adjust Zero balance voltage YES NO ...

Page 27: ... securely according to the paragraph 2 Inform us about the contents of failure and situation at site in details Connected DC power supply is fall down Connecting method is good Check the polarity of DC power supply NO NO NO YES YES YES ...

Page 28: ...Refer to the paragraph 3 By checking the voltage between the terminal B and D on the terminal board apply load on the strain gage applied transducer The voltage between B and D is vary Check the various connecting condition according to the paragraph 3 There is no change Start Measurement Inform us about the contents of failure and situation at site in details Inform us about the contents of failu...

Page 29: ...terminal board The voltage between A C is DC10 V and stable Short circuit the B D and V of the terminals Output voltage is stable Check the various connecting condition according to the paragraph 2 Especially check any effects from the noise source such as an inverter or like that There is no change Start Measurement Inform us about the contents of failure and situation at site in details Inform u...

Page 30: ...ature coefficient Zero point 1 μV Input conversion Sensitivity SPAN 0 01 F S CALIB 0 5mV V 0 001mV V Frequency response range 1kHz 3dB 1dB ５２ General specifications Operating temperature humidity rang Temperature 10 to 50 Humidity Less than 85 RH No condensing Power supply voltage DC24V 100mA Outline dimensions W H D 120mm x 140mm x 90mm CSA 528 80 4 case 72mm x 135mm x 70mm CSA 528 80 2 case 110...

Page 31: ...t from which you have purchased ６２ Repair Before asking repairs make checks once again that the connection setting and adjustment for the instrument have finished properly by referring to 9 Trouble shooting Especially make checks whether the connections of sensors are disconnected or cut off After that still there may be found some defects in the instrument contact with our sales office or sales ...

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Page 34: ...e Product Sales Management 1 1 1 Katase Fujisawa shi Kanagawa ken 251 8531 Japan Tel 81 466 23 2681 Fax 81 466 22 7191 Sensing Device Business Unit FUJISAWA PLANT 1 1 1 Katase Fujisawa shi Kanagawa ken 251 8531 Japan Tel 81 466 22 7151 Fax 81 466 22 1701 KARUIZAWA PLANT 4106 73 Miyota Miyota machi Kitasaku gun Nagano ken 389 0293 Japan Tel 81 267 31 1309 Fax 81 267 31 1353 HOMEPAGE ADDRESS http ww...

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