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Defender 3000 Indicators Service Manual 

 

EN-9 

 

 

 

 
 

 

Summary of Contents for Defender 3000 Series

Page 1: ...Defender 3000 Indicators Service Manual i DT33P i DT33XW...

Page 2: ......

Page 3: ...ternal Connections 10 1 6 1 Battery Power Supply 10 1 6 2 AC Power to i DT61XWE 10 1 7 Internal Connections 11 1 7 1 Load cell connection EasyConnectTM Indicator 11 1 7 2 Load cell connection Non Easy...

Page 4: ...Information 26 4 TECHNICAL DATA 27 4 1 Specifications 27 4 2 Table of Geo Values 29 5 REPLACING MAJOR COMPONENTS INDICATOR 30 5 1 Open the Housing 30 5 2 Printed Circuit Board PCB Replacement 32 5 3 P...

Page 5: ...operty or in loss of data or minor or medium injuries if not avoided ATTENTION For important information about the product May lead to equipment damage if not avoided NOTE For useful information about...

Page 6: ...tute a hazard in use If the instrument is not used according to these operating instructions the intended protection provided by the instrument may be impaired 1 2 Service Facilities To service an ind...

Page 7: ...testing the RS232 USB communications 4 RS232 Interface cable for i DT33XW 5 Data Printer for use with RS232 USB communications 1 3 2 Standard Tools and Test Equipment List 1 Standard Electronics Tool...

Page 8: ...DT33XW Note There are two types of load cell connector one supports EasyConnectTM and one does not Therefore the load cell connector varies for different models For some i DT33XW models the position o...

Page 9: ...Defender 3000 Indicators Service Manual EN 7 1 4 3 Main PCB...

Page 10: ...EN 8 Defender 3000 Indicators Service Manual 1 5 Control Functions i DT33P Control Panel i DT33XW Control Panel...

Page 11: ...Defender 3000 Indicators Service Manual EN 9...

Page 12: ...when the battery is fully charged While operating on battery the battery symbol indicates the battery status Battery 5 25 remaining Battery 25 50 remaining Battery 50 75 remaining Battery 75 100 remai...

Page 13: ...the external load cell connector located at the back i DT33P or bottom i DT33XW of the indicator Then rotate the base connector s locking ring in the direction of the arrows demonstrated below Note Fo...

Page 14: ...sing release the load cell connector circled on the rear of the indicator and then pass the load cell cable through it 2 Connect all the cables on the load cell cable to the load cell terminal block o...

Page 15: ...l EN 13 i DT33XW 1 After opening the housing unplug the battery connectors circled and take out the battery 2 Unscrew the two screws on the sealing cover circled take out the cover and then take out t...

Page 16: ...tor circled on the bottom of the indicator and then pass the load cell cable through it 4 Connect all the cables on the load cell cable to the load cell terminal block on the mainboard circled Please...

Page 17: ...tion EXE and Sense SEN terminals The i DT33P and i DT33XW indicators are designed to support both 2mV V and 3mV V load cells from the same circuitry A load cell output rating selection jumper is not r...

Page 18: ...using section for how to open the rear housing 2 Take out the battery Please refer to the i DT33XW sub section of Non EasyConnectTM Indicator section for how to take out the battery 3 Release the stra...

Page 19: ...table using fasteners not supplied that are appropriate for the type of mounting surface The bracket will accommodate up to 6 mm 1 4 diameter screws Locate the mounting holes as shown below RS232 ter...

Page 20: ...oz t End reset BAUd PArItY StOP H SHAKE ALt P ALt t ALt Z End reset ASSIGN Stable mMODE tImME lINkto C SUmM tEmMp End reset BAUd PArItY StOP H SHAKE ALt P ALt t ALt Z ENd reset IP Addr u E r ENd reset...

Page 21: ...For menu items which need to set numbers such as the scale capacity the current number is displayed with all digits flashing To revise 1 Press the No button to begin editing 2 The first digit is displ...

Page 22: ...lb 120 lb 150 kg 150 kg 300 lb 300 lb Note The calibration unit is consistent with the capacity unit 2 3 2 Zero Calibration ZErO Zero calibration uses one calibration point The zero calibration point...

Page 23: ...not successful CAL E is displayed for 3 seconds and the previous calibration data is restored 2 3 4 Linearity Calibration LIN Linearity calibration uses 3 calibration points The full calibration point...

Page 24: ...the Back button can decrease the digit 6 Then the display shows C test Press the Exit button to exit 2 3 6 Calibration Test C test Calibration test procedures 1 Long press the Menu button until you se...

Page 25: ...stant without fluctuations To view the Ramp value A number will appear and should be constant Place masses on the scale from minimum to maximum capacity The reading will increase but should not fluctu...

Page 26: ...be operated Allow one hour for each 5 F 2 7 C temperature change before using the scale After temperature stabilization allow an additional 20 minutes after turning the scale on for the scale indicat...

Page 27: ...been locked 1 Enable the Menu button in the L O C k Menu 2 The LFT security switch may need to be switched off Error 8 1 Weight reading exceeds Power On Zero limit 1 Remove weight from the pan 2 Reca...

Page 28: ...th L and N pin should be higher than 20M or infinity Note The grounding pin of the model i DT33P to the metal surface of EasyconnectorTM should be infinity since it s mounted on the plastic housing bu...

Page 29: ...EC OIML 1 6 000 NTEP Measurement Canada Class III Weighing units Kilogram Gram Pound Ounce Pound Ounce Tonne Metric Tonne Modes Weighing Counting Check Totalization Display 45 mm 1 8 in digit height...

Page 30: ...unting Check Totalization Display 45 mm 1 8 in digit height LCD display with 4 color backlight Check indicator 3 color red green yellow bar Keyboard 4 button membrane keyboard Auto zero tracking Off 0...

Page 31: ...15 14 14 13 13 12 12 11 42 19 43 26 17 16 16 15 15 14 14 13 13 12 12 43 26 44 32 17 17 16 16 15 15 14 14 13 13 12 44 32 45 38 18 17 17 16 16 15 15 14 14 13 13 45 38 46 45 18 18 17 17 16 16 15 15 14 1...

Page 32: ...xterior surfaces should be cleaned as soon as possible with warm water on a damp cloth Allow at least 10 minutes for the Indicator to stabilize after moving it from an area of a different temperature...

Page 33: ...1 2 i DT33XW 1 Disconnect the Indicator from the AC power source 2 Remove the 6 bolts from the Bottom Plate 3 Disconnect the cable of battery and take out the battery carefully 4 Remove the 2 screws...

Page 34: ...e the PCB for any of the following reasons Display is defective characters missing or partial display Indicator fails to calibrate properly Display is erratic or unstable Certain functions are not ope...

Page 35: ...ON When handling the PCB grasp it by the edges only Do not touch the foil side Static discharge may damage some components 4 Reverse the process for the main PCB assembly 5 After replacing with a new...

Page 36: ...ion label and loadcell from the main PCB 3 Remove the 3 screws and 1 copper hexagon nut securely remove the main PCB CAUTION When handling the PCB grasp it by the edges only Do not touch the foil side...

Page 37: ...m the Power PCB to the Main PCBA 3 Remove the cable connector from the Power PCB to the AC Inlet connector 4 Remove the 4 screws and take out the Power PCB carefully 5 Reverse the process for the Powe...

Page 38: ...ver of Power PCB 5 Remove the last screw and take out the Power PCB carefully 6 Reverse the process for the Power PCB assembly 5 4 Display Replacement 5 4 1 i DT33P 1 To open the housing please refer...

Page 39: ...LCD carefully 5 Reverse the process for the New LCD display installation 5 4 2 i DT33XW 1 To open the housing please refer to section 5 1 2 2 Remove the main PCB section 5 2 2 and Power PCB section 5...

Page 40: ...To open the housing refer to section 5 1 1 for i DT33P section 5 1 2 for i DT33XW 2 Disconnect the white cables connector from the main PCB and remove the quick connect nuts that hold the cables in pl...

Page 41: ...trong adhesive 3 Clean the top cover and remove all traces of adhesive 4 Remove the protective backing from the back of the new function label Carefully position it on the top housing starting at the...

Page 42: ...This section of the manual contains exploded views for the Defender 3000 Bases The exploded view drawings are designed to identify the parts which can be serviced in the field 6 1 Defender 3000 Series...

Page 43: ...t Main PCBA i DT33 5 PCB Main AD7191 i DT33P PCB Main ADS1230 i DT33P 6 Switch Power Supply 7 Bottom Housing Kit i DT33P 8 Battery cover Kit i DT33P 9 Knob Kit i DT33 10 Bracket Kit U Bracket Assembly...

Page 44: ...EN 42 Defender 3000 Indicators Service Manual 6 2 Defender 3000 Series Indicator i DT33XW Figure 6 2 Defender 3000 series Indicator i DT33XW...

Page 45: ...Main AD7191 i DT33XW PCB Main ADS1230 i DT33XW 6 Switch Power Supply 7 Bottom Housing Kit i DT33XW 8 Hardware kits i DT33XW 9 Connector Kit i DT33XW 10 Rubber Kit i DT33XW 11 Loadcell Connector Short...

Page 46: ...Repair Tools Version 2 4 3 3 and later 2 Open the software and select Repair Tool and click Next 3 Select DEFENDER i DT33 under Product Selection and click Next 4 Select Replace Main PCB click Next 5...

Page 47: ...Defender 3000 Indicators Service Manual EN 45 The communication cable pin configuration The Indicator Protocol setting...

Page 48: ...T33 under Product Selection and click Next 4 Select Download Software click Next 5 Set the same protocol setting between indicator and computer and click Next 6 Select the Mot file and click Next 7 Fo...

Page 49: ...Indicators Service Manual EN 47 8 You will see the below window screen when it s in the process of the software download 9 You will see the below window screen when the software download is completed...

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Page 51: ...S Corporation 7 Campus Drive Suite 310 Parsippany NJ 07054 USA Tel 1 973 377 9000 Fax 1 973 944 7177 With offices worldwide www ohaus com 30718420 P N 30718420A 2021 OHAUS Corporation all rights reser...

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