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AD-4408C

Weighing Indicator

INSTRUCTION MANUAL

1WMPD4001849A

Содержание AD-4408C

Страница 1: ...AD 4408C Weighing Indicator INSTRUCTION MANUAL 1WMPD4001849A ...

Страница 2: ... not touch the part where the symbol is placed This symbol indicates the ground terminal This symbol indicates that an operation is prohibited NOTE Information or cautions to use the device correctly 2012 A D Company Ltd All rights reserved No part of this publication may be reproduced transmitted transcribed or translated into any language in any form by any means without the written permission o...

Страница 3: ...al Function 16 6 2 Mode Map 19 7 Calibration 20 7 1 General Description 20 7 2 Calibration With an Actual Load Cal5et 21 7 3 Calibration Related Functions Calf 23 7 4 Calibration Errors 29 7 5 Load Cell Output Adjustment 30 8 General Functions 31 8 1 Setting Procedure 31 8 2 Adjusting the Digital Filter 32 8 2 Basic Functions fncf 33 8 3 Standard Serial Output Cl f 34 8 4 CC Link CC f 34 9 Interfa...

Страница 4: ...AD 4408C Weighing Indicator Page 2 11 Setting List 58 11 1 Basic Functions 58 11 2 Standard Serial Output 59 11 3 CC Link 59 11 4 Calibration Related Functions 60 12 External Dimensions 62 ...

Страница 5: ...t A fuse is provided to protect against a fire hazard The indicator is equipped with various protection circuits and the fuse rarely burns out under normal operations If the fuse burns out the internal circuits may have been damaged by surges Do not try to replace the fuse Contact the nearest A D dealer Avoid water and moisture The indicator is not water resistant Securing the front panel to the c...

Страница 6: ...ing rate 100 times second Input voltage range 35 mV to 35 mV 7 mV V to 7 mV V Digital span mode Keying in the load cell output voltage mV V allows calibration to be performed without an actual load CC Link interface A CC Link interface provided as standard equipment allows construction of a weighing system easily on a CC Link network NOTE The AD 4408C CC Link is a remote device station By switchin...

Страница 7: ...f full scale A D conversion method Delta sigma method A D resolution count Approximately 16 000 000 counts Display resolution 999 999 d max Sampling rate 100 times second 3 2 Digital Section Display element Measurement display 6 digit 7 segment green LED Character height 14 6 mm Polarity display 1 green LED Status indicator 6 red LEDs Measurement display Switches between NET and GROSS Selectable d...

Страница 8: ...ntain zero Zero tracking time 0 0 to 5 0 seconds Can be set optionally within the range Zero tracking band 0 0 to 9 9 d Can be set optionally within the range Tare Sets the net weight to zero by pressing the TARE key or a command from the CC Link master station Selection of disable or enable for the operation when unstable or negative The tare weight is battery backed up Tare range Gross weight We...

Страница 9: ...60 Hz Power consumption Approximately 10 VA Operating temperature 10 C to 40 C Operating humidity 85 R H or less no condensation Installation method Panel mount Mass Approximately 800 g 3 3 4 Accessories Item Quantity Model name CC Link connector 1 1TM 721 105 037A Connector operation lever 1 1TM 231 131 Weighing capacity plate 1 108 4023453 Unit label 1 108 4023456 Panel mount packing 1 106 40042...

Страница 10: ...gross weight 5 NET Turns ON when the displayed value is a net weight 6 HOLD Turns ON when the weight value is being held Two hold modes can be selected in the general functions either normal hold or peak hold 7 The function for this indicator can be selected in the general functions depending on the purpose 8 UNIT Place a unit label A unit used for weighing is set in the calibration related functi...

Страница 11: ... switch Clear the tare weight Clear the zero value The key decreases the value of the blinking digit by one when the numerical values are being entered 14 The key to switch between the gross weight and the net weight The key increases the value of the blinking digit by one when the numerical values are being entered 15 The key to perform tare The tare conditions are set in the calibration related ...

Страница 12: ... Load cell excitation voltage 2 SEN Sensing input 3 SEN Sensing input 4 EXC Load cell excitation voltage 5 SIG Load cell input 6 SIG Load cell input 7 SHLD Shield Load cell connection 8 C L Standard serial output Current loop 9 C L Standard serial output Current loop 10 F G Frame ground 11 Earth ground 12 AC power source 13 AC power source NOTE Terminals 7 SHLD and 11 E are internally connected To...

Страница 13: ...D 4408C Weighing Indicator 3 CC Link status LEDs LED ON OFF Blinking RUN Normal Resetting No signal SD Transmitting RD Receiving ERR Setting error CRC error Station trouble Normal When a setting value is changed ...

Страница 14: ...resistant When used in an environment where the indicator may be exposed to splashing water secure the front panel to the control panel using the accessory panel mount packing It makes the front panel water resistant equivalent to IP 65 Fig 3 Panel mounting method Panel mount packing Control panel Guide rail Washer Screw The weighing indicator is a precision electronic instrument Handle it careful...

Страница 15: ...nal Keep all electrical noise sources away from the load cell and load cell cable Use shielded I O cables Connect the cable shield to the F G terminal or the indicator housing 5 2 Load Cell Cable Type Load cell cables should have high insulation and shielding performance Use shielded cables with the insulator that is made of materials with high insulation resistance such as Teflon and polyethylene...

Страница 16: ...d Cell Connection Two types of load cell connection are available 6 wire connection and 4 wire connection For high precision and stable weighing 6 wire connection is recommended A 6 wire connection B 4 wire connection Fig 4 Load cell connection ...

Страница 17: ...d 4 SEN and EXC If the cable needs extending use a cable with as large a cross sectional area as possible or keep the cable as short as possible 5 5 Checking the Load Cell Connection When the load cell connection is complete follow the procedure below to check the connection Step 1 Perform a visual check to ensure that the wiring is correct Step 2 Turn the AD 4408C ON All the digits may be OFF bef...

Страница 18: ...alue Alternately apply power to the indicator while holding down the TARE key or with the indicator in the OFF mode press and hold the TARE key and press the ON OFF key to clear the zero value Functions related to zero adjustment z Calf05 Changes the zero adjustment range 0 to 100 z Calf10 Enables or disables zero adjustment when unstable z Calf16 Enables or disables power ON zero function to zero...

Страница 19: ...y from the functions below 0 None 1 Manual print command 2 Hold 3 Alternate switch Read the description below 4 Momentary switch Read the description below 5 Clear the tare weight 6 Clear the zero value zCalf15 Enables or disables clearing the zero value zCalf20 Enables or disables the print command when the gross weight is negative Alternate switch and momentary switch zBy assigning these switche...

Страница 20: ...en the F key is ON and turns OFF when the F key is OFF 6 1 6 Memory backup The indicator has two kinds of memory EEPROM Memory used to store important data without power supplied that the occurrence of re writing is seldom Data example Calibration data Function data Battery backup RAM Memory used to store temporary data that the occurrence of re writing is often Data example Zero value Tare weight...

Страница 21: ... When the power is disconnected with OFF mode the indicator starts with OFF mode upon power ON again Fig 5 Mode map Power ON OFF mode Weighing mode General function mode Maintenance mode Calibration mode Check mode Initialization mode Calibration using an actual load Calibration related function mode All data initialization mode See the note below Switch using the ON OFF key Enter using the key co...

Страница 22: ... related function Setting basic constant values of the indicator such as the minimum division and weighing capacity and other data directly related to weighing is performed Setting the parameters for digital span calibration is also performed Digital span Calibration is performed without an actual load by keying in the load cell output voltage mV V Input voltage at zero Key in the load cell output...

Страница 23: ...TER key to display Cal 0 If zero calibration is not to be performed press the F key and go to step 5 To monitor the current weight value press the CAL key Press the CAL key again to display CalL 0 Step 4 With nothing placed on the load cell wait for the stabilization indicator to turn ON and press the ENTER key is displayed for approximately two seconds Span calibration Step 5 Press the ENTER key ...

Страница 24: ...ten into the EEPROM The current state is the same as that of step 2 To return to the weighing mode press the ESC key again NOTE If C errX is displayed an error has occurred Refer to 7 4 Calibration Errors to take some measures If the decimal point blinks it indicates that the current value is not the weight value ...

Страница 25: ...depending on the function number as below Method Description Selecting a parameter Only the available parameter is displayed and blinks Press the or key to select a parameter Inputting the value All the digits are displayed and a digit to be changed blinks Press the or key to select a digit and press the or key to change the value After setting press the ENTER key The next function number is displ...

Страница 26: ...y Weighing capacity of the weighing instrument Weighing is possible up to the value of this setting plus 8 d If the value exceeds this overflow will occur and will not be displayed The decimal point position is the same as the setting of Calf02 20000 Calf05 0 to 100 Zero adjustment range Range to enable zero adjustment by the ZERO key or a command from the CC Link master station Expressed in perce...

Страница 27: ...this setting in combination with the setting of the zero tracking band When 0 0 zero tracking will not be performed Unit second in 0 1 increments 0 0 Calf07 0 0 to 9 9 Zero tracking band Performs zero tracking using this setting in combination with the setting of the zero tracking time When 0 0 zero tracking will not be performed Unit d minimum division in 0 1 increments 0 0 ...

Страница 28: ... When 0 stability detection will not be performed Stable all the time Unit d minimum division 2 Calf10 0 to 1 Tare and zero adjustment when unstable Tare and zero adjustment when the weight value is unstable 0 Disables both functions 1 Enables both functions 1 Calf11 0 to 1 Tare when the gross weight is negative Tare when the gross weight is negative 0 Disables tare 1 Enables tare 1 Calf12 0 to 1 ...

Страница 29: ...alf16 0 to 1 Zero upon power ON Select whether or not to perform zero upon power ON 0 Disables 1 Enables 0 Calf17 7 00000 to 7 00000 Input voltage at zero Input voltage from a load cell at zero Unit mV V In zero calibration during the calibration with an actual load this value is determined 0 00000 Calf18 0 00001 to 9 99999 Input voltage at span Input voltage from a load cell at span Unit mV V In ...

Страница 30: ...of calibration Except for an emergency perform calibration with an actual load Calf20 0 to 1 Output when the gross weight is negative Output by the manual print command when the gross weight is negative 0 Enables output 1 Disables output 0 Calf21 0 to 1 Communication restriction Restriction on network related communication such as changing station numbers or ID numbers and outputting by auto print...

Страница 31: ...ection Check the load cell rating and connection When nothing is wrong with the rating and connection adjust the load cell output as described in the next section When the load cell or A D converter may be the cause of error confirm it by using the check mode C err4 The value of the calibration weight exceeds the weighing capacity C err5 The value of the calibration weight is less than the minimum...

Страница 32: ...e zero adjustment range of the AD 4408C is wide output adjustment is rarely required for the normal load cell Before adjusting the load cell output check the load cell deformation clearance around the load cell incorrect wiring and load cell type and load cell connection C Err 2 When exceeding in the positive direction C Err 3 When exceeding in the negative direction EXC SIG SIG EXC EXC SIG SIG EX...

Страница 33: ...lect the function group to be set Display Group name fncf Basic function Cl f Standard serial output CC f CC Link Press the ENTER key The function number will be displayed Step 4 Press the or key to select the function number to be set Press the ENTER key The current setting value will be displayed Step 5 Change the setting value using either one of the methods below Method Description Selecting a...

Страница 34: ...not the weight value 8 2 Adjusting the Digital Filter Adjust the digital filter using fncf05 Digital filter and fncf06 Frequency divider ratio Method 1 While fncf06 is fixed to 1 divider ratio 1 adjust fncf05 Cutoff frequency 11 0 Hz to 0 7 Hz Method 2 If Method 1 does not work perform as follows While fncf05 is fixed to 8 1 0 Hz adjust fncf06 Cutoff frequency 0 5 Hz to 0 1 Hz fncf05 cutoff freque...

Страница 35: ...omentary switch 5 Clear the tare weight 6 Clear the zero value NOTE Clearing the zero value can be enabled or disabled by Calf15 0 fncf03 1 to 3 Display update rate 1 20 times second 2 10 times second 3 5 times second 1 fncf04 0 to 3 display Assigns a function to the display 0 None 1 Zero tracking in progress 2 Alarm Zero range setting error over low battery 3 F key status 0 fncf05 0 to 9 Digital ...

Страница 36: ...t 8 4 CC Link CC f Function No Parameter or Setting range Function Description Default value CC f01 1 to 64 Station number n Station number 1 CC f02 0 to 2 Occupied stations 0 One 1 Two 2 Four 2 CC f03 0 to 4 Baud rate 0 156 kbps 1 625 kbps 2 2 5 Mbps 3 5 Mbps 4 10 Mbps 4 CC f04 0 to 1 Initialization 0 Not required When the AD 4408C is turned on and the CC Link is ready the remote READY flag RX007...

Страница 37: ... are changed in the general functions Cl f01 to Cl f03 Type 0 to 20 mA current loop Data bits 7 bits Start bit 1 bit Parity 1 bit even Stop bit 1 bit Baud rate 600 2400 bps Code ASCII 9 1 1 Connection Fig 7 Standard serial output pin connection Fig 8 Standard serial output internal circuit NOTE The standard serial output connection has no polarity When a shielded cable is used connect the shield t...

Страница 38: ... Unstable Header 1 OL 4F 4C Overload GS 47 53 Gross weight NT 4E 54 Net weight Header 2 TR 54 52 Tare weight Separator 2C 0 to 9 30 to 39 2B 2D SP space 20 Data ASCII code 2E SP SP 20 20 No unit SP g 20 67 g kg 6B 67 kg SP t 20 74 t Unit five types lb 6C 62 lb USA version A D standard format examples Gross weight Net weight Tare weight Data with a decimal point Positive overflow Negative overflow ...

Страница 39: ...ey that is assigned to Manual print command is pressed or a command is sent from the CC Link master station 9 2 CC Link The AD 4408C CC Link is a remote device station of CC Link ver 1 10 When a CC Link is used the AD 4408C can be controlled by the PLC remote I O or remote registers So the program can be simple And connection to a PLC is simple thus a weighing system can be built easily The settin...

Страница 40: ...ator Page 38 Status LEDs LED ON OFF Blinking RUN Normal Resetting No signal SD Transmitting RD Receiving ERR Setting error CRC error Station trouble Normal When the setting values are changed Fig 9 CC Link connector and LEDs ...

Страница 41: ...d internally RWw000F 1EF Reserved internally Remote register Number of occupied stations 2 Addresses are examples when the station number is set to 1 AD 4408C Master station Master station AD 4408C Station Remote register Buffer memory Name Remote register Buffer memory Name RWr0000 2E0 RWw0000 1E0 RWr0001 2E1 Displayed value Net Gross RWw0001 1E1 RWr0002 2E2 Error code RWw0002 1E2 1 RWr0003 2E3 E...

Страница 42: ...00000A 0000000A NOTE Writing is prohibited in the internally reserved areas Writing in the remote output RY and the remote register RWw of the internally reserved areas may cause the indicator to malfunction Values of the remote input RX and the remote register RWr of the internally reserved areas are not fixed Error code Error code Error status flag Indicator error 0 No error 1 AD error Module er...

Страница 43: ...007 Reserved internally RY0007 RX0008 20 RY0008 RX0009 21 RY0009 RX000A Decimal point position 22 3 bit binary RY000A RX000B RY000B RX000C RY000C RX000D RY000D RX000E RY000E RX000F 0E0 RY000F 160 Reserved internally RX0010 RY0010 Zero RX0011 RY0011 Clear zero RX0012 RY0012 Tare RX0013 RY0013 Clear tare RX0014 RY0014 Hold RX0015 RY0015 Net display RX0016 Reserved internally RY0016 Gross display RX0...

Страница 44: ...s RY006A RX006B Low battery RY006B RX006C Zero error RY006C RX006D Tare error RY006D RX006E Net display error RY006E RX006F 0E6 In sync with RY006F 166 RX0070 RY0070 RX0071 RY0071 RX0072 RY0072 RX0073 RY0013 RX0074 RY0074 RX0075 RY0075 RX0076 RY0076 RX0077 Reserved internally RY0077 Reserved internally RX0078 Request flag of initialization RY0078 Reply flag of initialization RX0079 Reply flag of i...

Страница 45: ...06 CPU normal operation RY0006 RX0007 Reserved internally RY0007 RX0008 20 RY0008 RX0009 21 RY0009 RX000A Decimal point position 22 3 bit binary RY000A RX000B RY000B RX000C RY000C RX000D RY000D RX000E RY000E RX000F 0E0 RY000F 160 Reserved internally RX0010 RY0010 Zero RX0011 RY0011 Clear zero RX0012 RY0012 Tare RX0013 RY0013 Clear tare RX0014 RY0014 Hold RX0015 RY0015 Net display RX0016 Reserved i...

Страница 46: ...gress RY002A RX002B Low battery RY002B RX002C Zero error RY002C RX002D Tare error RY002D RX002E Net error RY002E RX002F 0E2 In sync with RY002F 162 RX0030 RY0030 RX0031 RY0031 RX0032 RY0032 RX0033 RY0033 RX0034 RY0034 RX0035 RY0035 RX0036 RY0036 RX0037 Reserved internally RY0037 Reserved internally RX0038 Request flag of initialization RY0038 Reply flag of initialization RX0039 Reply flag of initi...

Страница 47: ...s RY000A RX000B RY000B RX000C RY000C RX000D RY000D RX000E Reserved internally RY000E RX000F 0E0 Weighing failure RY000F 160 RX0010 RY0010 RX0011 RY0011 RX0012 RY0012 RX0013 RY0013 RX0014 RY0014 RX0015 RY0015 RX0016 RY0016 RX0017 Reserved internally RY0017 Reserved internally RX0018 Request flag of initialization RY0018 Reply flag of initialization RX0019 Reply flag of initial data setting RY0019 R...

Страница 48: ... station confirms that RX0078 is active performs initialization and turns the reply flag of initialization RY0078 ON The AD 4408C turns the request flag of initialization RX0078 OFF and turns the remote READY flag RX007B ON Turn OFF the reply flag of initialization RY0078 in the master station NOTE When CC f04 of the CC Link functions is set to 0 Initialization not required the remote READY flag R...

Страница 49: ...B is active The AD 4408C turns the remote READY flag RX007B OFF and performs initial data settings When initial data settings are complete the reply flag of initial data setting RX0079 is turned ON Turn OFF the request flag of initial data setting RY0079 in the master station Fig 11 Performance of request flag of initial data setting Remote READY flag RX007B Request flag of initial data setting RY...

Страница 50: ... a signal to check that the AD 4408C is turned on and it functions normally During normal operation the signal is reversed at an interval of 0 5 to 1 second Fig 13 CPU normal operation signal Command processing request RY0002 Command data RWw000C to 000D Read write response RX0003 Read write request RY0003 Command No RWw000E Command No response RWr000E Command processing response RX0002 The read w...

Страница 51: ...er station of the error occurrence The master station requests to reset the error status flag by activating the request flag of error reset RY007A Fig 14 Resetting the error status flag Remote READY flag RX007B Error status flag RX007A Error reset request RY007 Error code RWr0006 Error code RWr0006 and Error sub code RWr0007 will be cleared to 0 Error sub code RWr0007 Request flag of error reset R...

Страница 52: ...ate the zero value C errX Calibration error Refer to 7 4 Calibration Errors err dt The setting value is out of the settable range Check the setting value and set again 10 2 Check Mode The check mode checks the performance of the display key switches and external I O 10 2 1 Entering the check mode Step 1 While holding down the ENTER key press the F key fnc is displayed to indicate that the indicato...

Страница 53: ...n the key switch check mode six squares are displayed Each square corresponds to a key switch as shown below When a key switch is pressed the corresponding square moves up When the CAL key is pressed the minus LED turns ON To exit from the key switch check mode press the ESC key twice 10 2 3 Checking the standard serial output With Chc ClL displayed each time the ENTER key is pressed the test data...

Страница 54: ...he ENTER key to enter the A D check mode The load cell output value is displayed in mV V The example below is when the internal count is 1 23456 mV V If the internal count exceeds 7mV V the load cell may be damaged or the load cell may be connected incorrectly Refer to 10 4 Checking the Load Cell Connection Using the Digital Multimeter to check the connection 10 2 7 Checking the internal count Wit...

Страница 55: ...the ENTER key to display the program checksum The example below is when the checksum is EF 10 2 10 Checking the EEPROM checksum With C5 eepEP displayed press the ENTER key to display the EEPROM checksum The memory set in the general functions is not counted The example below is when the checksum is EF 10 2 12 Checking the calibration related functions About the settings of the calibration related ...

Страница 56: ...bration is required before using the indicator again 10 3 1 RAM initialization General functions initialization Step 1 While holding down the ENTER key press the F key fnc is displayed to indicate that the indicator will enter the general function mode To return to the weighing mode press the ESC key Step 2 While holding down the ZERO key press the ENTER key 1Chc is displayed to indicate that the ...

Страница 57: ...bration with an actual load To return to the weighing mode press the ESC key Step 3 Press the or key to select the all data initialization mode iniallLL and press the ENTER key Step 4 All the status LEDs blink to prompt a confirmation To initialize hold down the ENTER key for three seconds or more After initialization the indicator is reset and all the display segments are ON And the indicator ent...

Страница 58: ...XC 1 SEN 2 Voltage drop at EXC of the load cell cable Normally less than 100mV Can exceed 1V when the load cell cable is extremely long Should be 0V for 4 wire connection EXC 1 EXC 4 Load cell excitation voltage Correct value 4 75 to 5 25V SEN 3 EXC 4 Voltage drop at EXC of the load cell cable Normally less than 100mV Can exceed 1V when the load cell cable is extremely long Should be 0V for 4 wire...

Страница 59: ...d Unit Indicator minimum division Unit In case of decimal number all the digits Example 0 002 kg Indicator weighing capacity Unit In case of decimal number all the digits Example 10 000 kg Load cell output value at the initial load at no load mV V 0 1mV V to load cell rated sensitivity depending on the initial load Load cell output value when loaded to capacity or when a mass of choice is loaded L...

Страница 60: ...o 6 Assigns a function to the F key 0 None 1 Manual print command 2 Hold 3 Alternate switch 4 Momentary switch 5 Clear the tare weight 6 Clear the zero value 0 fncf03 1 to 3 Display update rate 1 20 times second 2 10 times second 3 5 times second 1 fncf04 0 to 3 Assigns a function to the display 0 None 1 Zero tracking in progress 2 Alarm Zero range setting error over low battery 3 F key status 0 f...

Страница 61: ...Auto printing 3 Manual printing 1 Cl f03 1 to 2 Baud rate 1 600 bps 2 2400 bps 2 11 3 CC Link Function No Parameter or Setting range Description Default value User setting CC f01 1 to 64 Station number n Station number 1 CC f02 0 to 2 Number of occupied stations 0 One 1 Two 2 Four 2 CC f03 0 to 4 Baud rate 0 156 kbps 1 625 kbps 2 2 5 Mbps 3 5 Mbps 4 10 Mbps 4 CC f04 0 to 1 Initialization 0 Not req...

Страница 62: ...ssed in percent of the weighing capacity with the calibration zero point as the center 2 Calf06 0 0 to 5 0 Zero tracking time Unit second When 0 0 zero tracking will not be performed 0 0 Calf07 0 0 to 9 9 Zero tracking band Unit 0 1 d When 0 0 zero tracking will not be performed 0 0 Calf08 0 0 to 9 9 Stability detection time Unit second When 0 0 stability detection will not be performed 1 0 Calf09...

Страница 63: ...0 Disables 1 Enables 1 Calf16 0 to 1 Select whether or not to perform zero upon power ON 0 Disables 1 Enables 0 Calf17 7 00000 to 7 00000 Input voltage from a load cell at zero X XXXXX mV V 0 00000 Calf18 0 00001 to 9 99999 Input voltage from a load cell at span X XXXXX mV V 2 00000 Calf19 1 to 999999 The value of the calibration weight corresponding to the span input voltage 20000 Calf20 0 to 1 S...

Страница 64: ...AD 4408C Weighing Indicator Page 62 12 External Dimensions Unit mm Fig 16 External dimensions ...

Страница 65: ...Page 63 AD 4408C Weighing Indicator MEMO ...

Страница 66: ...AD 4408C Weighing Indicator Page 64 MEMO ...

Страница 67: ......

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