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Tohnichi FH256MC, Operating Instructions Manual, Page: 1 / 40

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OPERATING INSTRUCTION

To use this product properly and safely, please read this manual carefully before use. If you have 

any  question  about  the  product  and  its  operations,  please  contact  your  nearest  distributor  or 

TOHNICHI MFG. CO., LTD.

REMOTE SIGNAL TORQUE WRENCH

MODEL FH256MC

FH256MC

FH256MC Model

Summary of Contents for FH256MC

Page 1: ...rly and safely please read this manual carefully before use If you have any question about the product and its operations please contact your nearest distributor or TOHNICHI MFG CO LTD REMOTE SIGNAL TORQUE WRENCH MODEL FH256MC FH256MC FH256MC Model ...

Page 2: ...f hazard to human The signal words are used with the safety symbol to indicate the following situations Danger Indicates an imminently hazardous situation which if not avoided will result in death or serious injury Warning Indicates a potentially hazardous situation which if not avoided could result in death or serious injury Caution Indicates a potentially hazardous situation which if not avoided...

Page 3: ...nstrument near welding machines electric discharge machines or machines producing electromagnetic noise such as PC If the receiver is placed adjacent to the transmitter different groups must be set between the receiver and the transmitter If the receiver where the ID is set on a different channel in the same group is placed adjacent to the transmitter in extremely rare cases when simultaneous tran...

Page 4: ... of battery of transmitter T FH256MC 16 7 4 Change of battery of transmitter T FHSLS256 16 7 5 Replacement of vibration proof sheets for transmitter T FHSLS256 17 7 6 Setting of double tightening prevention timer of receiver R FH256 18 7 7 Setting of buzzer ON OFF of receiver R FH256 18 7 8 Handling of RS232C output of receiver R FH256 18 7 9 Handling of setting BOX SB FH256 Check and change of gr...

Page 5: ...io waves and it is superior to wired LS torque wrenches in workability The FH256MC outputs signals received by the receiver to the Poka Patrol CNA 4mk3 option or outputs ID data through RS232C Therefore a tightening omission prevention system can be established with PC PLC etc 4 1 Outline n REMOTE SIGNAL TORQUE WRENCH MODEL FH256MC ...

Page 6: ...ividual frequencies On the model FH256MC each one transmitter and receiver can support settings for all groups 256 models Therefore a minimum number of spare devices is required Easy transmitter receiver setting Without removing the transmitter from the torque wrench or removing the receiver panel the group and ID can be set and checked by wireless on the Setting BOX option Group and ID Group Ther...

Page 7: ... LS torque wrench is possible T FH256MCLS With the model T FH256MCLS your LS torque wrench in present use can be easily modified by using the spacer and the limit switch in the accessories Installation on LS torque wrench is possible T FHSLS256 With the model T FHSLS256 your LS torque wrench in present use can be easily modified Cannot be mounted to the MS type torque wrench and the SPLS8N and RSP...

Page 8: ...less RS232C 3 digit ID 7 digit alphanumeric characters Relay contact output The multicontact box I O FH256 is being connected to the receiver R FH256 Relay contact output RS232C output Bottom surface of the single unit of the receiver R FH256 Slip type QSPCAFHS6N and torque screwdriver RTDFHS260CN are also available Count checker CNA 4mk3 Flow at operation Flow at setting PC PLC etc Torque wrench ...

Page 9: ...ving LED status check LED Operating Temperature Range 10 to 50 C Transmitting Receiving Distance About 10 to 20m 1 4 Specifications Note 1 The transmitting receiving distance may be shortened depending on the surrounding radio environment Radio frequency communication errors may be caused by noise or a shield placed between the transmitter and the receiver In addition radio waves reflected by meta...

Page 10: ...s changed Antenna holder A chip antenna is contained Communication status check LED When communication with the receiver is normal the LED lights up in blue When a communication error occurs the LED flashes on and off in red 3 times Check switch This is used to check the remaining battery life and for communication test Setting mode switch This is used to set the setting mode to check or change th...

Page 11: ...ue while pressing the check switch the transmitter is available as it is If lit up in red replace the battery Setting mode switch This is used to set the setting mode to check or change the group judgment code ID If the switch is held down for 1 second control shifts to the setting mode starting red flashing To return to the normal mode press the setting mode switch again Channel plate If channels...

Page 12: ... used for relay output of signals received from the torque wrench Channel plate If channels are specified when you order the group and ID are marked on the plate Power switch This is the switch for turning ON the main unit GND terminal This is used to connect with the POKA PATROL CNA 4mk3 Setting mode switch This is used to set the setting mode to check or change the group judging code ID Buzzer s...

Page 13: ...s the switch for turning ON the main unit GET switch This is used to check the data group judgment code or 3 digit ID currently set on the Transmitter T FH256MC T FHSLS256 and the Receiver R FH256 SET switch This is used to send new data group judgment code 3 digit ID to be set to the Transmitter T FH256MC T FHSLS256 or the Receiver R FH256 LEFT switch This is used to move the cursor to the left R...

Page 14: ... use the device around welding machines electric discharge machines or any machine producing electromagnetic noise such as PC 4 If the receiver is placed adjacent to the transmitter set different groups between the receiver and the transmitter If the receiver where the ID is set to a different channel in the same group is placed adjacent to the transmitter in extremely rare cases when simultaneous...

Page 15: ...flowing through cr cause faulty operation If used with AC voltage impedance of the load should be lower than impedance of cr The standard c and r are as follows c 0 5 to 1 µF per contact current 1A r 0 5 to 1 Ω per contact voltage 1V The above values vary depending on the property of load or variations in relay characteristic Considering that the capacitor c has the effect of controlling the disch...

Page 16: ...on the side panel of the transmitter using a thin rod to turn ON 2 When the communication status check LED lights in blue while the Check switch is ON the transmitter can be used When it lights in red the battery must be changed For details of battery change see 7 3 Change of battery for transmitter 3 Following the battery life check a communication test is performed When the Check switch is turne...

Page 17: ...battery cover The 2 screws are not detached from the battery cover 2 Remove the old battery and insert a new battery in the correct direction of polarity Be sure to use an AAA alkaline battery 3 Attach the battery cover and tighten the 2 screws Be sure to use the torque screwdriver and tighten with the tightening torque T 63cN m 2 Remove the old battery and insert a new battery Be sure to use Pana...

Page 18: ... 5 Now you are finished with replacement 17 n REMOTE SIGNAL TORQUE WRENCH MODEL FH256MC 7 5 Replacement of vibration proof sheets for transmitter T FHSLS256 The T FHSLS256 uses vibration proof sheets in order to alleviate an impact to the substrate To maintain shock resistance it is necessary to replace the vibration proof sheets every 3 years Vibration proof sheet 1 for pasting to the substrate 0...

Page 19: ...N OFF of receiver R FH256 1 Using the buzzer switch on the underside of the Receiver the buzzer ON OFF can be switched Buzzer switch ON OFF PUSH LOCK 7 8 Handling of RS232C output on receiver R FH256 1 Communication condition Baud rate 9600bps Parity None Data length 8bit Stop bit 1bit Flow control CTS RTS Any setting other than the above is available For details contact your nearest distributor o...

Page 20: ...roups from 000 to 255 can be set 3 digit ID IDs from 000 to 999 can be set Cursor With the RIGHT switch and the LEFT switch the cursor can be moved to change the digit Judgment code 0 3 digit ID 7 digit alphanumeric characters without identification When multiple torque wrenches are used with one receiver applicable only when simultaneous transmission is not performed 1 3 digit ID with identificat...

Page 21: ... 3 digit using the direction switches 4 Press the SET switch After the setting is completed normally the communication status check LED of the Transmitter is lighted in blue for about 1 second and then OK is displayed on the right of the lower column on the display If an error occurs in setting NG is displayed Abnormal Normal 5 To check that the setting has been completed normally press the GET sw...

Page 22: ... displayed on the right of the lower column on the display If an error occurs in setting NG is displayed If the buzzer switch of the Receiver is in the OFF position the buzzer does not sound Abnormal Normal 5 To check that the setting has been completed normally press the GET switch and confirm that the same data is displayed on the upper and lower columns 6 After the completion of setting return ...

Page 23: ... transmitter on your FH torque wrench loosen the 2 mounting screws and remove the transmitter The 2 screws are not detached from the transmitter case Leaf spring Stud Battery case 2 Remove the battery cover of the Transmitter T FH256MC to be installed The 2 screws are not detached from the battery cover 3 Install the Transmitter T FH256MC and tighten the 2 mounting screws using the torque screwdri...

Page 24: ...ch is activated while it is turned to the right and left 6 Turn on the Receiver activate the torque wrench and check that the communication status check LED lights up in blue 7 12 Replacement of old model transmitter F FM96MC Preparation 1 Your FM torque wrench 2 Transmitter T FH256MC 3 Receiver R FH256 4 Torque screwdriver Ex RTD120CN Hex bit B W1 5 Catalog No 57 5 Torque screwdriver Ex RTD500CN ...

Page 25: ...leaf spring and the battery case 5 Attach the battery cover and tighten the 2 screws with the torque screwdriver Tightening torque T 63cN m 6 Activate the torque wrench After you hear it click check that the communication status check LED flashes in red In addition check the following points 1 The LED does not light up when the torque wrench is turned to the right and left while it is not activate...

Page 26: ...ve the LS switch cover 2 Loosen the 2 mounting screws on the Limit switch and remove the Limit switch There are 2 screw holes for installing the Limit switch Remember the position where it was installed 3 Using 2 pieces of M2 hexagon socket head cap screws option install the Limit switch with a connector option to the original position where it was installed Tightening torque T 25cN m Be sure to i...

Page 27: ...ue wrench is activated while it is turned to the right and left 10 Turn on the Receiver activate the torque wrench and check that the communication status check LED lights up in blue 7 Install the Transmitter and tighten the 2 mounting screws with the torque screwdriver Tightening torque T 270cN m When installing the Transmitter be careful that the stud is not placed between the leaf spring and th...

Page 28: ... the LS cover 2 There are 2 screw holes for installing the Limit switch As shown in the left figure mark the Limit switch installed position on the switch board and loosen the 2 mounting screws on the Limit switch and remove the Limit switch 3 View with the Limit switch removed 4 Use base mounting screws accessories to attach the base accessory Apply a screw locking agent TB1324N made by ThreeBond...

Page 29: ...not function successfully 7 Hook the Transmitter body onto the fixing claw of the base and attach the case taking care not to catch a Limit switch wire Use case mounting screws accessories to attach the case Use the torque screwdriver to tighten T 150cN m 8 Activate the torque wrench After you hear it click check that the communication status check LED flashes In addition check the following point...

Page 30: ... and loosen the 2 mounting screws to remove the Transmitter 2 Loosen the 2 mounting screws on the spacer and remove the spacer 3 There are 2 screw holes for installing the Limit switch As shown in the left figure mark the Limit switch installed position on the switch board and loosen the 2 mounting screws on the Limit switch and remove the Limit switch 4 View with the Limit switch removed 5 Use ba...

Page 31: ...and attach the case taking care not to catch a Limit switch wire Use case mounting screws accessories to attach the case Use the torque screwdriver to tighten T 150cN m 9 Activate the torque wrench After you hear it click check that the communication status check LED flashes In addition check the following points 1 The LED does not light up when the torque wrench is turned to the right and left wh...

Page 32: ...of Nos 1 to 4 and the COM terminal of the CNA 4mk3 using a 2 wire shielded cable Connect the shield wires to the GND terminals of the respective cases The tightening torque of the terminal block is T 50cN m Ｒ ＦＨ２５６ Ｒ ＦＨ２５６ ｍｏｄｅｌ ｍｏｄｅｌ ＰＯＷＥＲ ＰＯＷＥＲ ＳＩＧＮＡＬ ＳＩＧＮＡＬ ＯＵＴＰＵＴ ＯＵＴＰＵＴ Ｇｒ Ｇｒ ＩＤ ＩＤ GND terminal Connect the GND terminal with a shielded wire in case of CNA 4mk2 2 wire shielded cable Connect with...

Page 33: ... is a shield between the transmitter and the receiver Move the shield or the receiver to a different place Radio wave environment problem Change the group The setting of the double tightening prevention timer is not proper Readjust the double tightening prevention timer Radio wave environment problem Change the group The unit is not in the setting mode Set the setting mode switch to the setting mo...

Page 34: ...50 2Xφ6 5 210 198 173 model R FH256 POWER SIGNAL OUTPUT Gr ID POWER SET BZ TIMER RS232C GND 51 56 73 15 32 4 34 4 21 5 Transmitter T FH256MC Setting BOX SB FH256 Transmitter T FHSLS256 Receiver R FH256 80 68 12 36 18 120 160 35 GET 9 Dimensions 33 ...

Page 35: ...nd on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Caution Any changes or...

Page 36: ...erence that may cause undesired operation of this device L utilisation de ce dispositif est autorisée seulement aux conditions suivantes 1 il ne doit pas produire de brouillage et 2 I utilisateur du dispositif doit étre prêt à accepter tout brouillage radioélectrique reçu même si ce brouillage est susceptible de compromettre le fonctionnement du dispositif Exposure to radio frequency radiation The...

Page 37: ...tive s with meeting the related test standards Directive 1999 5 EC R TTE Directive 36 n REMOTE SIGNAL TORQUE WRENCH MODEL FH256MC EN 301 489 3 v1 4 1 2002 08 EN 300 440 2 v1 1 2 2004 07 EN 60950 1 2001 First Edition Hereunder that this declaration is based on the above standards have been complied fully constructing into a Technical File OT 00113 01 Tetsuya Yokoyama Director TOHNICHI MFG CO LTD 2 ...

Page 38: ...all the provisions of the following EC directive s with meeting the related test standards Directive 1999 5 EC R TTE Directive EN 301 489 3 v1 4 1 2002 08 EN 300 440 2 v1 1 2 2004 07 EN 60950 1 2001 First Edition Hereunder that this declaration is based on the above standards have been complied fully constructing into a Technical File OT 00114 01 Tetsuya Yokoyama Director TOHNICHI MFG CO LTD 2 12 ...

Page 39: ...h all the provisions of the following EC directive s with meeting the related test standards Directive 1999 5 EC R TTE Directive EN 301 489 3 v1 4 1 2002 08 EN 300 440 2 v1 1 2 2004 07 EN 60950 1 2001 First Edition Hereunder that this declaration is based on the above standards have been complied fully constructing into a Technical File OT 00115 01 Tetsuya Yokoyama Director TOHNICHI MFG CO LTD 2 1...

Page 40: ...bsite http www tohnichi be n TOHNICHI AMERICA CORP TEL 1 0 847 947 8560 FAX 1 0 847 947 8572 1303 Barclay Blvd Buffalo Grove IL 60089 U S A E mail inquiry tohnichi com Website http tohnichi com n TOHNICHI AMERICA CORP Atlanta Office TEL 1 0 678 423 5777 FAX 1 0 678 423 1333 4046 Hwy 154 Suite 103 Newnan GA 30265 n TOHNICHI SHANGHAI MFG CO LTD TEL 86 021 3407 4008 FAX 86 021 3407 4135 Rm 5 No 99 No...

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