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Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 1 of 16 by S Instruments, Inc. Wheelchair Scale Operating and Service Manual Serial Numbers: 1913+ SInstruments, Inc. 600 Young Street, Tonawanda, NY 14150...
Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 2 of 16 TABLE OF CONTENTS TABLE OF FIGURES ........................2 PACKING CHECKLIST – MODEL SR755KG ................3 ASSEMBLY............................4 REPLACEMENT PARTS AND ACCESSORIES ................5 SYSTEM DESCRIPTION AND INTENDED USE ...............5 ...
Page 3 of 16 PACKING CHECKLIST – Model SR755KG Stand-On Scale √ DESCRIPTION QUANTITY BASE ASSEMBLY SR755KG: 61 cm x 71 cm (24 in x 28 in) * 1 ea MAST PIPES 2 ea DISPLAY UNIT* with CABLE 1 ea...
Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 4 of 16 ASSEMBLY STEP 1: Unpack the scale system and check parts # PART NAME against the PACKING CHECKLIST. If there are any...
The low power microprocessor circuitry allows the SR755KG to derive its power from six (6) common “D” cell batteries that will provide up to 10,000 weight readings before needing replacement.
Relative Humidity 0% to 85%, Ambient Temperature -10°C to +50°C (14°F to 122°F). TRANSPORTATION To transport the SR755KG, tilt the scale back and wheel to the new location. Lower the platform back down to the floor being careful not to shock the scale. SInstruments, Inc.
Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 7 of 16 SPECIFICATIONS 454 kg MAXIMUM WEIGHT CAPACITY SR755KG: 24 in x 28 in (61 cm x 71 cm) PLATFORM SIZE SR755LKG: 28 in x 28 in (71 cm x 71 cm)
Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 8 of 16 BUTTON FUNCTIONS Press box under each icon to activate command Figure 4: Button Display The “ ZERO” button is used to zero the system before placing a patient onto the scale system When pressed, the display message will indicate “ZEROING”...
Model SR755KG Series Wheelchair Scale Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Part No.: MAN755KG_100929 Page 9 of 16 Page 9 of 16 BASIC SYSTEM OPERATION cont’d STEP 1: Place the empty wheelchair (with any blankets or pillows that the patient may have with them) on the scale platform.
Part No.: MAN755KG_100929 Page 10 of 16 THEORY OF OPERATION SR Instruments patient weighing systems are digital scales. Strain -gauge force cells convert the force of an a pplied we ht into an analog signal. This signal is amplified by an operational amplifier and...
Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 11 of 16 CALIBRATION IMPORTANT CALIBRATION CHECK Qualified service personnel only should perform this procedure. Load cells have no user serviceable components and should not be tampered with for any reason.
Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 12 of 16 INITIALIZATION INITIAL IZATION PROC EDURE To be used ONLY IF REPLACING IC5 or if DISPLAY READS DOUBLE Internal Initialization Buttons Figure 7: Location of Internal Initialization Buttons STEP 1: (Figure 7) Remove the two (2) screws on the bottom of the display housing.
Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 13 of 16 TROUBLESHOOTING SYMPTOM REASON/CORRECTIVE ACTION Inaccurate w eight readings Scale system MUST be zeroed with empty w heelchair BEFORE patient is positioned in the wheelc...
Generally, deleted, damaged, and outdated merchandise will not be accepted for credit. A minimum restocking charge of 15% will be assessed on return of current merchandise. All returns are to be shipped FREIGHT PREPAID to: SR Instruments, Inc., 600 Young Street, Tonawanda, NY 14150.
Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 15 of 16 NOTES SInstruments, Inc. 600 Young Street, Tonawanda, NY 14150 Tel: 716-693-5977 Fax: 716-693-5854 URL: www.srscales.com Copyright 2010 SInstruments, Inc. email: sri@srinstruments.com...
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Model SR755KG Series Wheelchair Scale Operating and Service Manual - S/N 1913+ Part No.: MAN755KG_100929 Page 16 of 16 By SInstruments, Inc. Precision & Technology in Perfect Balance ® SInstruments, Inc. 600 Young Street, Tonawanda, NY 14150 Tel: 716-693-5977 Fax: 716-693-5854 URL: www.srscales.com...
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