Helm Trend Loadgard TLG2300 Operating Instructions Manual Download Page 38

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OPERATING INSTRUCTIONS TREND SERIES

TLG Unit Voltage Checks

-9 pin connector located under “Do Not Remove” plate, upper LH Corner

Pin

Satisfactory

Voltage

Range

Brown

-3.8

-4.2

volts

Red

-3.8

-4.2

volts

Orange

+3.8

+4.2

volts

Yellow

-11.5

-12.5

volts

Green

+11.5

+12.5

volts

Blue

+3.8

+4.2

volts

Grey

0 volts

White

+4.75 to +5.25 volts

Miscellaneous Troubleshooting Specifications

HT-400

Sensor

Ohm

Readings

Green - Black

350 ohms

Red

White

350

ohms

All other color combinations

266 ohms

All

color

Ground

open

Shield

Ground open

Summary of Contents for Trend Loadgard TLG2300

Page 1: ...nt Company Inc 361 West Dussel Drive Maumee Ohio 43537 USA 419 893 4356 Fax 419 893 1371 www helminstrument com Trend Series TLG2300 TLG4500 Loadgard Operating Instructions Force Measurement and Contr...

Page 2: ...e limited to repairing or replacing any defective Product at no additional charge and returning Product to customer freight paid Repair parts and replacement Products shall be furnished on an exchange...

Page 3: ...OPERATING INSTRUCTIONS TREND SERIES EXPLANATION OF SYMBOLS Alternating Currrent Earth ground TERMINAL On Supply Off Supply Caution risk of electric shock Caution refer to accompanying documents iii...

Page 4: ...Procedures 10 Setting Capacity Alarm 11 Setting High Low Tolerance Limits 12 Establishing Optimum Tolerance Settings 12 Job Data Control Jdc 13 Initial Storing Of Capacity And Tolerance Settings 13 S...

Page 5: ...e HELM TREND LOADGARD control system provides protection for the die the product and the machine with minimal operator involvement The Loadgard takes a sample of the forming force of an ideal part sto...

Page 6: ...from vibration Care should be taken to insure that the instrument chassis ground is the same potential as the machine ground See Mounting Detail Illustration in Appendix A ENVIROMENTAL CONDITIONS This...

Page 7: ...20V operation 120V 10 50 60 Hz 500 mA Max Unit marked for 220V operation 220V 10 50 60 Hz 250 mA Max Installation Class III Replacement Fuses Replace fuses with main power OFF o Replace fuses with TT...

Page 8: ...eel cabinet card rack inside the instrument holds all the circuit boards Slot 1 is reserved for the optional computer interface card Slot 2 contains the microprocessor board that controls all instrume...

Page 9: ...on numbers will be noted on a tag inside the instrument Once calibrated it is not necessary to re calibrate unless the machine is moved dismantled or otherwise structurally changed If you have any que...

Page 10: ...AUTO ZERO switch to the OFF back position 2 Pull CALIBRATION switch to the OFF forward position 3 Adjust the ZERO BALANCE The zero balance BALANCE ADJUST controls are the small multi turn potentiomet...

Page 11: ...ess has been calibrated use the CAL numbers that are recorded for each channel If the press has not been calibrated use 50 as a temporary cal number Watch the digital meter and turn the GAIN ADJUST co...

Page 12: ...ND INCLUDING 500 TON TOTAL CAPACITY Put the METER RANGE selector to the LOW position Calculate the capacity of one corner by dividing the total machine capacity by the number of channels 4 Set the MET...

Page 13: ...witches labeled SW1 SW2 and SW3 EXAMPLE For a 100 ton machine rated at 50 tons per side set switches to 050 by setting left switch SW1 to 0 middle switch SW2 to 5 and right switch SW3 to 0 Re install...

Page 14: ...S ALARM SET PROCEDURES Capacity and tolerance alarm adjustments are located on the inside door panel Capacity alarms provide press overload protection Tolerance alarms provide tooling and die protecti...

Page 15: ...by four 4 for four channel systems Divide by two 2 for two channel systems 6 Watch the digital meter s and adjust capacity for each channel Models 2100 4100 use the LEFT or RIGHT DISPLAY button for di...

Page 16: ...44 tons high and 36 tons low There are two switches for each channel of monitoring one to establish the LOW alarm setting and one for the HIGH alarm setting Each switch is selectable from 5 to 45 in...

Page 17: ...h indicating data is being stored 6 To over ride and store new settings follow steps 1 5 STORING OF TARGET LOADS 1 Put JDC switch in Auto mode 2 Turn front panel keyswitch to monitor parts mode 3 TARG...

Page 18: ...Select job number to be recalled 2 Put JDC switch in auto mode 3 Capacity and Tolerance settings are activated for first hit protection 4 Press Target Load button on front panel to display target valu...

Page 19: ...Machine capacity alarms are active Press button labeled CAPACITY ALARMS to display alarm settings on each channel The alarm RESET button will initiate a PEAK reset The REVERSE LOAD and strokes per min...

Page 20: ...aken Any load change that meets or exceeds the tolerance settings will cause an alarm condition and activate the machine stop relay In Monitor Parts Reset Not Active the ALARM RESET button is inactive...

Page 21: ...from remote location With computer set limits JDC and manual selector switches are inactive and computer has control DIGITAL METER DISPLAY During normal operation the center digital meter displays the...

Page 22: ...lights are on the last part was formed at the same load as the sampled benchmark no deviation in load The top red lights of each column represents the HIGH alarm trip point as set by the tolerance se...

Page 23: ...ng developed throughout the entire stroke of the machine Each die has its own unique signature similar to an electro cardiogram Analyzing each of the subtle peak forces developed during the stamping p...

Page 24: ...STROKES PER MINUTE button to display machine operating speed on center meter Two machine cycles are required before SPM is displayed TOLERANCE ALARMS Press the TOLERANCE ALARMS button to display high...

Page 25: ...t only The unit should be wiped dry then allowed to air dry before returning to service Internal printed circuit board cleaning is accomplished by removing individual boards and cleaning with an appro...

Page 26: ...OPERATING INSTRUCTIONS TREND SERIES A...

Page 27: ...OPERATING INSTRUCTIONS TREND SERIES B...

Page 28: ...OPERATING INSTRUCTIONS TREND SERIES C...

Page 29: ...OPERATING INSTRUCTIONS TREND SERIES D...

Page 30: ...the filter board on the inside panel marked DO NOT REMOVE Use existing thumbwheel screws on left side of panel Remove the top two screws and attach filter board on top of panel as shown below Route c...

Page 31: ...The connector for computer hook up is J4 2 J14 is the connector for the sine cosine resolver input Refer to drawing B10W996 1 for wiring detail 3 There is a 422 to TTL converter on the card 422 plugs...

Page 32: ...OPERATING INSTRUCTIONS TREND SERIES G...

Page 33: ...OPERATING INSTRUCTIONS TREND SERIES H...

Page 34: ...ONS TREND SERIES Model TLG 8000 This appendix describes additional operating instructions for the standard TLG 8000 and TLG 8000DP with Cam Limit Switch Refer to drawings T 2435 42 and T 2435 41 follo...

Page 35: ...OPERATING INSTRUCTIONS TREND SERIES J Appendix C TLG 8000 Operation Guidelines...

Page 36: ...OPERATING INSTRUCTIONS TREND SERIES K Appendix C TLG 8000 Operation Guidelines...

Page 37: ...nit page 3 3 Monitor Calibrate switch in left monitor position page 7 4 Capacity alarm switch in left off position page 11 5 Auto Zero switch on each channel board in forward on position pages 6 7 6 C...

Page 38: ...to 4 2 volts Red 3 8 to 4 2 volts Orange 3 8 to 4 2 volts Yellow 11 5 to 12 5 volts Green 11 5 to 12 5 volts Blue 3 8 to 4 2 volts Grey 0 volts White 4 75 to 5 25 volts Miscellaneous Troubleshooting S...

Page 39: ...OPERATING INSTRUCTIONS TREND SERIES N...

Page 40: ...OPERATING INSTRUCTIONS TREND SERIES O...

Page 41: ...OPERATING INSTRUCTIONS TREND SERIES P...

Page 42: ...OPERATING INSTRUCTIONS TREND SERIES Q...

Page 43: ...OPERATING INSTRUCTIONS TREND SERIES R...

Page 44: ...OPERATING INSTRUCTIONS TREND SERIES S...

Page 45: ...ections Tolerance alarms stop machine before tolerance setting is reached Capacity alarms settings have been activated Check Capacity Alarm Sets Reset capacity alarms if required Alarms are fired or m...

Page 46: ...OPERATING INSTRUCTIONS TREND SERIES U...

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