SR Instruments SR Scales SR2555 Operating Manual Download Page 10

Model SR2555 Stand-On Scale

Rev 991222

SECTION III

                                      

                                      

S

S

3.7

PARTS LIST

Page 8

No_

Description

Quantity per Position

Position 2 Position 3

EPCB980811C

PC BOARD 980811C

1

FCKMDL-8S-AS KYCON MINI-DIN 90DEG PCB 8PIN

1

J5

EV50K89PR

50K POTENTIOMETER 89PR50K

5

R1,R2,R3,R4 ,R5

ER21005QF

100 OHM 1/4 WATT 5% RESISTOR

2

R30,R31

ER31005QF

1K 1/4 WATT 5% RESISTOR

5

R22,R23,R24 ,R25,R26

ER51005QF

100K 1/4 WATT 5% RESISTOR

4

R16,R18,R19 ,R20

ER31001EJ

1K 1/8 WATT 1% J RESISTOR

8

R7,R8,R9,R1 0,R11,R12, R13,R17

ER51003EJ

100K 1/8 WATT 1% J RESISTOR

1

R21

ER54991EJ

499K 1/8 WATT 1% J RESISTOR

2

R6,R34

ER43921EJ

39.2K 1/8 WATT 1% J RESISTOR

2

R15, R14

ER46041EJ

60.4K 1/8 WATT 1% J RESISTOR

1

R33

ER43011EJ

30.1K 1/8 WATT 1% RESISTOR

2

R32,R35

ER41005QF

10K 1/4 WATT 5% RESISTOR

3

R27,R28,R29

EC710RE016

10MFD #UVX1C100MDA (NICHICON)

4

C1,C2,C3,

C4

EC510RM050

.1MFD #R68104J63B (NISSEI)

4

C10,C11,C6, C5

EC210AP

100PF POY CAP.#09WX7747

1

C7

EC510RF

0.1MFD #SR205C104KAA  (AVX)

1

C8

ECP3272

.0027MFD RADIAL, POLY 50V

1

C9

EC547J63

.47MFD #168474J63F (MALLORY)

1

C12

ETBSS110

TRANSISTOR  (FAIRCHILD)MOS-FET

1

Q1

EITSC7652C

IC #TC7652CPA

1

U1

ET55RP500

REGULATOR (TELCOM) 5V

1

U2

EIMAX660CP

IC #MAX660CPA

1

U3

EINM24C02EN

IC #NM24C02EN

1

U4

EIMAX132CN

IC #MAX132CNG (MAXIM)

1

U5

EITLE2426C

IC #TLE2426CLP (TEXAS INSTR.)

1

U6

EXSE3331

CRYSTAL 96.000KHz (DIGI-KEY)

1

X1

ED1N5817

DIODE 1N5817

1

D1

ESRUE090

SWITCH, POLY (RAYCHEM) #RUE090

1

F1

ED1N914

DIODE 1N914

0

EIDIP8

SOCKET 8 PIN (BURNDY)

4

EIDIP16

SOCKET,16 PIN DILB-16P-223T

1

No_

Description

Quantity per Position

Position 2

Position 3

EPCB980812C P.C.BOARD S/M (EUROPE)

1

ECV1H104KBW .1 MFD 50 V CERAMIC CHIP CAP

18

C1,THRU C18

0

R27,R26,R28

R30R29R25

R21R20R22

ER1K18W5

1.0K 1/8W 5% RESISTOR-SURFACE

27

R31R33R35R36R32 R34R17R18R37R39,R10 R15R16R19R24R23R38R9

ER10018W5

100 OHM 1/8W 5% RESISTOR SURFA

2

R40,R41

ER1M18W5

1.0MEG 1/8W 5% RESISTOR-SURFAC

7

R45R44R43

R46R42R47

R48

ER10OHM18W5 10 OHM 1/8W 5% RESISTOR-SURFAC

1

R1

ER100K18W5

100K 1/8W 5% RESISTOR-SURFACE

14

R11R14,R8

R13R12R6R5

R7R4R3R49R50R51R52

ER770101

RESISTOR NETWORK 100K #770-101

1

R60

EC722SM016

22MFD #PCS3226CT SURFACE MT.

2

C19,C20

ETNDS9955

SM XITSOR NDS9955CT(FAIRCHILD

2

Q1A,Q1B

EICHD64F3437 HD64F3437FLH15 Hitatchi Micro

1

U1

EIMAX3320ACAP Maxim MAX3320ACAP

1

U2

EIMAX662ACSA Maxim MAX662ACSA

1

U3

EIADP3367AR

IC - LOW DROPOUT LINEAR VOL.

1

U4

ELBRT1209

BUZZER #BRT1209-PF12

1

SPK1

TSW10913TSRE TSW109-13-TS-RE,13 PIN 90'HEAD

1

FCTSW11312

TERMINAL STRIP TSW113-12-T-S-R

1

J6

ESMMS12

SWITCH #MMS12 (ALCO)

2

SW-1,SW-2

ESP8060S

SWITCH,PANASONIC #P8060S-ND

1

SW3

FCCLH108FD

TERMINAL STRIP CLH-108-F-D-TE

1

EXPBRC4

#PBRC-4.00B CERAMIC RESONATOR

1

X1

Summary of Contents for SR Scales SR2555

Page 1: ...91222 PART No MAN2555 S by SR Instruments Inc Model SR2555 Stand On Scale Operating Manual SR Instruments Inc 600 Young Street Tonawanda NY 14150 Tel 1 716 693 5977 Fax 1 716 693 5854 URL www srscales...

Page 2: ...ation 1 3 Assembly 1 4 SECTION II Button Functions Basic System Operation 2 0 Special Features Continuous Weigh Auto Hold 2 1 SECTION III Calibration 3 0 Periodic Calibration Check 3 1 ESD 3 2 Calibra...

Page 3: ...tomatically power down in 30 seconds to conserve battery life 1 2 09 Averaging An Automatic Digital Filter samples the weight data to filter motion 1 2 10 Power Supply Six LR 14 C cell Alkaline Batter...

Page 4: ...lope analog to digital converter Analog board U5 The converter integrates the analog signal onto the integrating capacitor Analog board C9 over a short interval The integrating capacitor is then disch...

Page 5: ...d with the base assembly 6 Apply loctite to all set screws and tighten display assembly in place 7 Plug the display assembly cable into the base assembly as shown and secure the cable in place with th...

Page 6: ...able to view the weight data simply press the WEIGH button to wake the display and view the patient s weight The display will indicate CURRENT WEIGHT XXX X POUNDS or KILOGRAMS 2 0 4 MEMORY RECALL Pre...

Page 7: ...d Mode is activated as follows Press and Hold the MEMORY RECALL button for approximately 5 sec until the display indicates AUTO HOLD ENABLED then release the button To return to the Continuous Weigh M...

Page 8: ...within 0 1 of the calibrated weight plus or minus 1 digit of reading 6 Remove the weight and repeat steps 3 5 to be sure of consistent results 7 Press the SAVE button to save the calibration data The...

Page 9: ...Model SR2555 Stand On Scale Rev 991222 SECTION III S S 3 6 SCHEMATIC DIAGRAM Page 7...

Page 10: ...U 6 E X S E 3 3 3 1 C R Y S T A L9 6 0 0 0 K H z D IG I K E Y 1 X 1 E D 1 N 5 8 1 7 D I O D E1 N 5 8 1 7 1 D 1 E S R U E 0 9 0 S W IT C H P O L Y R A Y C H E M R U E 0 9 0 1 F 1 E D 1 N 9 1 4 D I O D...

Page 11: ...Model SR2555 Stand On Scale Rev 991222 SECTION III S S 3 8 COMPONENT LAYOUT Page 9...

Page 12: ...Model SR2555 Stand On Scale Rev 991222 3 9 PRODUCT LABELING...

Page 13: ...Model SR2555 Stand On Scale Rev 991222 S By SR Instruments Inc 600 Young Street Tonawanda NY 14150 Tel 716 693 5977 Fax 716 693 58 54 www srscales com email sri srinstruments com...

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