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71784

 

IQ plus

 

®

 

 310A XPCD

 

Explosion Proof Digital Weight Indicator

 

Technical/Service 

Manual

DISCONTINUED

Summary of Contents for IQ plus 310A

Page 1: ...71784 IQ plus 310A XPCD Explosion Proof Digital Weight Indicator Technical Service Manual D I S C O N T I N U E D ...

Page 2: ...abling 8 2 3 2 Conduit Runs 9 2 4 AC Power Wiring 10 2 5 Intrinsic Safety Barriers 11 2 5 1 Intrinsic Safety Grounding 11 2 6 Load Cell Wiring 12 2 7 Serial Communications 13 2 8 Configuration and Setup 13 3 0 Appendix 14 3 1 Troubleshooting 14 3 2 IQ plus 310 XPCD Schematics 14 IQ plus 310A XPCD Limited Warranty 15 Copyright 2002 Rice Lake Weighing Systems All rights reserved Printed in the Unite...

Page 3: ...ii IQ 310A XPCD Technical Service Manual D I S C O N T I N U E D ...

Page 4: ...h the instructions provided in this manual Improper specification installation or service of this equipment could result in personal injury or property damage Read all of the manual prior to installation Do not assume that all hazardous area installations are identical Do not begin installation until all safety procedures are in place including lockouts additional ventilation or washdowns Make sur...

Page 5: ...AREA High temperature gases Cooling from conduction of heat along the threads There must be a minimum of five full threads of engagement of a 2 A 2 B fit for a Group C enclosure Group B increases this to eight full threads of engagement Propagation of gas due to pressure from an internal explosion is along the threads Shaft clearance not to exceed 0 00033 Cross section of a shaft type threaded ope...

Page 6: ...sure s rating Explosion HAZARDOUS AREA High temperature gases Cooling from expansion of gas Boyle s Gas Law The distance from the boundary of the inside of the enclosure to the gasket is known as the Flame Path This distance must be at least 1 for Group C throughG INSIDE OF ENCLOSURE Lower temperature gases Enlarged view below Propagation of gas due to pressure from an internal explosion Gasket Fo...

Page 7: ...he IQ plus 310A XPCD include Bright bold vacuum fluorescent display VFD 50 updates second Advanced digital filtering Two digital inputs TTL or dry contact closure Selectable print data and format via EDP port One communication port EDP port RS 232 or 20 mA selectable XPCD seal off kit for three holes Cast aluminum explosion proof enclosure Class I II III Divisions I II Groups C G environments 1 1 ...

Page 8: ...ROSS NET ZERO PRINT TARE Panel Key Function ZERO Provides push button auto zero PAZ over 1 9 or 100 full scale capacity Operates only in gross weighing mode GROSS NET Switches the unit between gross and net weighing modes TARE Provides push button tare entry over 100 of scale capacity Pressing TARE key switches to net mode and enters tare PRINT Provides a manual print function if unit is wired to ...

Page 9: ...n by a shelter roof enclosure or covering Moist environments can also be controlled by the use of desiccants Contact your local dealer for information on desiccants Do not place desiccants on top of circuit boards Place them in the bottom of the enclosure away from electronics and wires The explosion proof enclosure is substantially heavier than a standard enclosure and thus the mounting surface m...

Page 10: ...fe area The graphic shown below illustrates the location of sealoff fittings These fittings once installed and sealed are very difficult to remove so make sure all the wiring has been double checked before beginning If rigid conduit is not being used for connection to the scale base be sure to install an approved strain relief fitting to avoid pulling the wires out of the sealoff fittings in an ac...

Page 11: ...xplosion proof enclosure is allowed to vent internal pressure appropriately the outer insulation must be removed back to the point ahead of entry into the safe area Multi conductor cables will pass through a sealoff fitting as shown below Figure 2 2 Multi Conductor Cable A sealing fitting must be installed within 18 of the enclosure for Groups C G and 6 for Groups A and B Using the enclosed packin...

Page 12: ...ve minutes after mixing cement Tamp with a blunt stick to expel any air bubbles Install and tighten filling opening cover Fittings requiring more than 16 oz of cement must be filled from a single mixture of cement and water Do not pour in stages Water mix sealing compound should not be poured or installed at temperatures below 35F Vertical Conduit Runs Install the fitting with angled fill plug or ...

Page 13: ... 115 VAC 60HZ to the terminals on the user wiring board marked L1 L2 GND Figure 2 3 AC Power Wiring Do not apply power at this time Recheck all connections and make sure there are no hazards in the surrounding area and turn on power The meter should come on and do a normal lamp test ZERO GROSS NET TARE UNITS PRINT COMMON SEN SIG SIG SEN SHIELD EXC EXC TXD GND DIGIN 1 DIGIN 2 SENSE JUMPER JUMPER SE...

Page 14: ... used to establish a redundant ground system or for terminating shields On single channel barriers they are also internally connected to terminals two and four Since a common housing is shared between single dual and application dedicated barriers refer to the schematic printed on the side of each barrier to determine the designation of the floating and grounded terminals If an instrinsic safety b...

Page 15: ...n to terminal block TB4 shown below If using six wire load cell cable with sense wires remove jumpers JP1 and JP2 For four wire installation leave jumpers JP1 and JP2 on Figure 2 5 Load Cell Wiring ZERO GROSS NET TARE UNITS PRINT COMMON SEN SIG SIG SEN SHIELD EXC EXC TXD GND DIGIN 1 DIGIN 2 L1 L2 GND SENSE JUMPER JUMPER SENSE TB1 TB3 TB5 TB7 TB2 TB4 TB6 TB8 Revision REV NEW ASSEMBY P N 66036 JP1 J...

Page 16: ...e same as the normal IQ plus 310A Please refer to the IQ plus 310A Installation and Operation manual PN 22979 for further details on configuring your indicator Enable the configuration parameters by toggling the switch at the top of the indicator mounted inside the enclosure Configure the indicator at this time ZERO GROSS NET TARE UNITS PRINT COMMON SEN SIG SIG SEN SHIELD EXC EXC SENSE JUMPER JUMP...

Page 17: ...spect any damage to the unit Do the following Clear area of all personnel and notify plant safety Shut down all power to the unit at the source and lock out When the area has been cleared of the hazard and plant safety has declared the area safe for workers to enter call your scale dealer Do not attempt to restart the unit until all damaged parts have been replaced and the unit has been tested 3 2...

Page 18: ...H 5 21 02 SCALE TREATMENT ANGL 3 PLC 2 PLC TOL DECIMAL TITLE SHEET OF DWG NO REVISION ALL THREADS TO BE CLASS 2 SURFAC FINISH MATERIAL THIRD ANGLE PROJECTION UNITS TO BE INCHES FOR RLWS USE ONLY MFG ENG DR BY APPROVED DES ENG APPROVED CKD 0 THIS DRAWING AND ALL INFORMATION CONTAINED HEREIN IS AND REMAINS THE PROPERTY OF RICE LAKE WEIGHING SYSTEMS INC AND IS CONFIDENTIAL IT IS SUBMITTED AND MAY BE ...

Page 19: ...S 3 AND 4 FOR CABLE ASSEMBLY AND WIRING DETAILS REVISIONS REV REFERENCE INIT DATE DRAWING TOLERANCES UNLESS OTHERWISE SPECIFIED UNLESS OTHERWISE SPECIFIED DO NOT SCALE DRAWIN RICE LAKE WEIGHING SYSTEMS IQ 310A XPCD ASSEMBLY 19212 1 2 2 4 SEE BILL OF MATERIAL NONE NEW DFH 5 20 02 SCALE TREATMENT ANGLE 3 PLC 2 PLC TOL DECIMAL TITLE SHEET OF DWG NO REVISION ALL THREADS TO BE CLASS 2 ALL DIMENSIONS AP...

Page 20: ...GE PURPLE GREY WHITE AND PINK WIRES FROM BOTH ENDS 5 REMOVE BROWN ORANGE PURPLE GREY WHITE PINK AND SHIELD WIRES FROM BOTH ENDS 7 REMOVE TAN PURPLE GREY GREEN WHITE PINK AND SHIELD WIRES FROM BOTH ENDS 8 REMOVE TAN AND SHIELD WIRES FROM BOTH ENDS SETUP SWITCH ASSEMBLY SCALE 2X 2X 6 00 2X 25 REVISIONS REV REFERENCE INIT DATE DRAWING TOLERANCES UNLESS OTHERWISE SPECIFIED DO NOT SCALE DRAWING RICE LA...

Page 21: ...J4 4 J4 3 J4 5 J4 7 J4 6 J4 8 J4 10 J4 11 ADAPTER BOARD J1 6 J1 7 J1 2 J1 3 J1 4 J1 5 RED BROWN ORANGE BLUE YELLOW BLACK GREEN YELLOW WHITE BLUE BLACK RED WHITE BLACK GREEN RED IQplus310A POWER SUPPLY BOARD J1 1 J1 2 BROWN BLUE AC FILTER BROWN BLUE 1 2 3 4 5 6 CABLE RIBBON KEYPAD OVERLAY 3 1 2 4 1 2 3 TB1 TB3 TB5 TB7 1 2 3 4 5 6 TB2 RED ORANGE BROWN YELLOW N C BLACK ZERO GROSS NET TARE PRINT GREEN...

Page 22: ...nt misuse neglect alteration improper installation improper repair or improper testing RLWS shall be the sole judge of all alleged non conformities Such equipment has not been modified altered or changed by any person other than RLWS or its duly authorized repair agents RLWS will have a reasonable time to repair or replace the defective equipment Buyer is responsible for shipping charges both ways...

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