Ectron 451 Instruction Manual Download Page 54

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MODEL E408-6 ENCLOSURE

(Drawings 408-600 and 408-601)

REFERENCE DESIGNATOR

DESCRIPTION

MFR

MANUFACTURER’S P/N

ECTRON P/N

C1-C3

CAPACITOR, 4.7UF/35V TANTALUM

00834

199D475X9035CA2

1-444700-1

CAPACITOR, 4.7UF/50V CERAMIC

00493

C340C475M5U5CA

1-444709-0

CR1, CR2

DIODE, SIGNAL

01094

1N457

1-190457-0

CR3,CR4,CR6,CR7

DIODE, SIGNAL

00628

1N4148

1-194148-0

CR5

ZENER, 11V 11.5MA 500MW

00616

1N962B

1-190962-0

CR8

DIODE, POWER

00336

1N4002

1-194002-0

DS1

LAMP

00206

91W-EWR24H-CR0

4-121007-0

FUSE, 1.5A NORMAL BLOW

00532

31201.5

2-161500-0

FUSE, 1A SLOW BLOW

00532

313001

2-161000-1

J1-J6

CONNECTOR, 6-PIN

00091

PT02A-10-6S

1-310506-1

CONNECTOR, 3-PIN

00091

PT02A-12-3P

1-310103-0

RECEPTACLE, POWER

00863

EAC-309

3-840043-0

J9-J14

CONNECTOR, 15-PIN D

01152

DA-15-SV

1-310015-6

J15-J20

CONNECTOR, BNC

00044

31-010

1-311102-0

P1-P6

CONNECTOR, 6-PIN

00091

PT06A-10-6P(SR)

1-310506-0

CONNECTOR, 3-PIN

00091

PTO6A-12-3S(SR)

1-310103-1

PS1, OPTION X

POWER SUPPLY, 28 V

01302

R50U-24-N

5-120026-0

PS1, OPTION Y

POWER SUPPLY, 12 V

01302

R50U-12-N

5-120025-0

Q1,Q2

FET, MOS 1.2-OHM

00808

VN0300L

1-240030-0

TRANSISTOR, PNP

00628

2N3702

1-213702-0

JUMPER

R6,R7

RESISTOR, 1MEG/5% 1/4W

00564

5043EM1M000JB

6-174100-0

RESISTOR, 470 OHM 5% 2W

01264

SPH 470 OHM 5% 2W

6-200470-0

RESISTOR, 15K 1/4W 5%

00564

5043CX15K00J

6-172150-0

R10

RESISTOR, 100/5% 1/4W

00564

5043CX100R0J

6-170100-0

SWITCH, TOGGLE

00128

7203-K-Z-G-E

7-110059-0

SWITCH, PUSHBUTTON

00128

8121-J83-Z-G-E-3-2

7-120012-0

SWITCH, TOGGLE

00128

7103-K-Z-G-E

7-110048-0

00808

7661CJ

1-147661-0

XF1,XF2

FUSEHOLDER

00532

342004

2-170006-0

W1, W2

JUMPER, PLUG

00166

CA-02-SJOB

1-319921-0

FOR TOP COVER

SCREW, 6-32 CAPTIVE PANEL

01164

PS10-632-40

3-905032-1

FERRULE

01166

1670

3-905010-0

FOOT

01166

2192

3-840008-0

HANDLE

00949

B1073-12 BRASS CHRM PLT

3-820019-0

POWER CORD, USA/CANADA

01176

17250B

3-840026-0

Model 451

Parts Lists

7-2

Summary of Contents for 451

Page 1: ... changes at any time LIFE SUPPORT POLICY Ectron products are not authorized for use in life support devices or systems without the express written approval of the President of Ectron Corporation Please send corrections and suggestions to howiec ectron com Copyright 1998 revised October 2009 Ectron Corporation Ectron Corporation 8159 Engineer Road All rights reserved San Diego CA 92111 1980 858 278...

Page 2: ......

Page 3: ...nsequential damages as a result of an alleged breach of this warranty and in any event Ectron s liability for breach of warranty under any contract or otherwise shall not exceed the purchase price of the specific instrument shipped and against which a claim is made This warranty is in lieu of all other warranties expressed or implied and no representative or person is authorized to represent or as...

Page 4: ......

Page 5: ...xcitation 2 1 Input Power 2 1 Calibration and Alignment 2 1 Environment 2 2 Physical Parameters 2 2 Compatibility 2 2 Notes 2 2 Section III Operation General 3 1 View Angle 3 1 Connections and Enclosures 3 1 Controls 3 2 Updating Memory 3 3 Time Out 3 3 Power On 3 3 Operating Screens 3 3 Operation Scheme and Main Menu 3 4 First Screen 3 4 Gain mode Setup 3 5 Example mode Setup 3 5 Scale mode Setup...

Page 6: ...Section IV Applications General 4 1 Selecting the Operation Mode to Use 4 3 Determining the Active Mode 4 4 Crosstalk 4 5 Output Noise 4 5 Phase Control 4 5 Ground Connections 4 5 Emi Protection 4 6 Vehicle Applications 4 6 Response Time 4 6 Update Rate 4 7 Output Polarity 4 7 Null Improvement 4 7 Section V Theory of Operation Analog Input 5 1 Firmware 5 1 Gain Mode 5 1 Scale Mode 5 2 Example Mode...

Page 7: ...gnment 6 3 Tables Table 3 1 Connections 3 1 Table 3 2 Transducer Sensitivity Ranges mV V Unit of Displacement 3 5 Table 3 3 Adapting Ectron Enclosures for Model 451 Operation 3 13 Table 3 14 Model R418 7 14 Channel Enclosures 3 14 Table 7 1 List of Manufacturers 7 1 Schematics and Drawings Model E408 6Y Internal 12 V dc Power Supply 408 600 Model E408 6X Internal 28 V dc Power Supply 408 601 Model...

Page 8: ...Table of Contents Model 451 iv ...

Page 9: ...es the user through the setup for that particular mode In the GAIN mode the desired gain of the Model 451 and the transducer sensitivity are entered and it is ready for use In the EXAMPLE mode the user places the shaft of the LVDT at a position and captures that point and assigns a voltage to it This is done a second time for another position and after the transducer sensitivity is entered the uni...

Page 10: ...osures for its product line of ruggedized signal conditioners and condtioner amplifiers These include the Models E408 6 R408 14 R418 4001 and 4005 The Model 451 as well as the Models 352 418 T418 428 and 441A will operate side by side in any of these enclosures ABOUT THIS MANUAL The following sections are in this manual Specifications This is a complete technical description of the Model 451 and t...

Page 11: ...frequency to voltage converter for best performance Calibration Step by step instructions are given to align the Model 451 Parts Lists Parts list for several enclosures are given to aid in any field repairs Drawings Schematic diagrams of several enclosures are included to aid the user in instrumentation configuration The outline dimension drawing for the Model 451 and its operational state diagram...

Page 12: ...Description Model 451 1 4 ...

Page 13: ... V minimum Current 10 mA minimum Impedance 2Ω maximum Zero offset Range 10 V Offset Zero Control There are three zeroing modes autozero and two manual adjustment positions See Note 1 EXCITATION Voltage 1 or 3 V ac rms 1 Current 30 mA ac rms minimum at 2500 Hz Frequency Selectable 400 Hz 1 0 2 5 and 10 kHz Output Resistance 1 0 Ω maximum at 2 5 kHz INPUT POWER Voltage Range 10 5 to 32 V dc Current ...

Page 14: ... g in any plane PHYSICAL PARAMETERS DRAWING 451 900 Height panel 60 2 mm 2 37 Height case 50 8 mm 2 00 Width 27 9 mm 1 10 Depth 101 6 mm 4 00 plus front panel front panel controls and connector Weight 255 g 9 oz nominal Connector DA 15P mate DA 15S COMPATIBILITY The Model 451 will operate in all standard Ectron enclosures designed for conditioner amplifier Models 352 418 T418 and 428 and the Model...

Page 15: ...4 Error Indication The Model 451 has a front panel LED error indicator This LED lights for four types of error 1 Data entry error This type of error results from a front panel entry that the hardware can not support such as gain beyond the range of the analog circuitry No data entry by itself can be invalid However when an entry and another entry or entries together violate pre programmed limits t...

Page 16: ...Specifications Model 451 2 4 ...

Page 17: ... view angle contrast and brightness has been incorporated into the Model 451 When power is on from any screen even if the screen is blank or dark press and hold the display for more than two seconds Then turn the encoder clockwise to darken counterclockwise to lighten until the screen is adjusted for best contrast and bright ness Thirty degrees encoder clicks of control are provided When it is rig...

Page 18: ...he display for approximately two seconds from any screen takes the user to the VIEW ANGLE ADJUST screen so that the brightness and contrast can be adjusted This is because with changes in temperature the brightness and contrast are subject to variation Encoder The encoder is used by either turning it or pressing it Both functions control the cursor not always displayed on the screen When the scree...

Page 19: ... twenty seconds at a screen the Model 451 will revert or time out to the operating screen without having made any updates to memory from that screen This is true for all screens except error screens alignment required screens and several other screens only when certain conditions exist These screens are maintained so that the user will know that action is required to return the Model 451 to a full...

Page 20: ... pressing the display from the operating screen the main menu is displayed On this menu are GAIN MODE SETUP EXAMPL MODE SETUP SCALE MODE SETUP AUTOZERO ZERO SETUP FIL TER CAL RETURN TO OPERAT and OTHER By selecting OTHER a secondary menu of less frequently changed items is activated All menus have a screen that allows the user to exit to the previous menu Each OTHER menu item when selected goes to...

Page 21: ...the encoder is turned the gain is changed To exit this screen press the display Gain Transducer Sensitivity Selecting this screen allows the user to enter the transducer sensitivity that is associated with the particu lar LVDT or RVDT transducer being used The valid range of numbers that can be entered depend on what unit of measure is currently active See Table 3 2 The Model 451 will time out fro...

Page 22: ...to confirm the setting or N no to return to the previous screen without having made the change When Y is on time out is will not occur Example Point 1 Displacement Press this screen to go to Point 1 displacement input Then physically put the LVDT core or what the core is attached to the desired position answer Y yes and press the display to capture the position of the LVDT core as Point 1 This poi...

Page 23: ...ale Point 2 Volts Press this screen to go the Point 2 volts input Then use the encoder to enter any voltage between 10 00 V and 10 00 V but not the same as the Point 1 voltage setting As with Point 1 answer Y yes to confirm the setting or N no to return to the previous screen without having made the change When Y is on time out will not occur Scale Point 1 Displacement Press this screen to go to P...

Page 24: ...nt up to 10 V dc Autozero is accomplished at the output of the Model 451 therefore even if autozero does zero the output the user should be aware that the usable remaining range of the input may be severely limited For example if the input volt age is 0 9 V ac and the gain is set to 10 thus a 9 V dc output there is only 0 15 V the voltage necessary to reach the output limit of 10 5 V dc of range r...

Page 25: ...SET NN NN screen where NN NN is any num ber between 10 00 and 10 00 V dc When this screen is pressed the output is with the offset applied to the output This adjustment is done in real time There fore the user is not required to answer yes or no to confirm the reading When the encoder is turned clock wise the output offset is changed in a positive direction and negative when turned counter clockwi...

Page 26: ... pressing the display has no effect Only when cal is turned OFF can one return to the CAL DISP screen The selected cal displacement will remain in nonvolatile ram Cal Exit Pressing the display at this screen returns the user to the main menu CAL OTHER This main menu selection takes the user to the secondary menu SECONDARY MENU Figure 3 3 The secondary menu consists of five additional menus plus an...

Page 27: ... frequency is in real time Excitation Setup Exit Press the display at this screen to return to excitation setup EXCIT SETUP on the secondary menu UNITS OF MEASURE The units of measure screen allows the user to select milli inches MIL millimeters MM or degrees DEG The user is asked to confirm the setting by answering Y yes If the user does not want to change units of measure at this time set Y to N...

Page 28: ...when N is changed to Y and the display is pressed will a system reset occur time out will occur from this screen under both N and Y conditions ALIGN The alignment menu allows the user to align both the input and output of the Model 451 This operation is fully discussed in Section VI Alignment SYSTEM INFO The system info screens tell the user the model number the software revision and the date of t...

Page 29: ...each channel of Model 451 operation and connect the LVDT excitation input lead to J1 14 Pin H R418 M1028 Install jumpers for balance limit resistor R4 for each channel of Model 451 operation and connect the LVDT excitation input lead to J1 14 Pin F 4001 See the particular schematic for the Model 4001 in use and install the appropriate jumper to connect the Model 451 Pin 10 to the LVDT excitation i...

Page 30: ...ess to each channel A switched front panel meter plus an output connector can be used to monitor any channel in the system Features Bipolar calibration and balance adjustment of bridge type transducers are provided with either the Model 428 418 or Model 352 con ditioner amplifiers Terminals permit easy in stallation of calibration resistors Per channel plug in bridge completion mod ules are includ...

Page 31: ...Model 4001 DC OFF AC switch with red indicator lamp Operation from the ac line requires the use of an ac power supply CHANNEL selector switch with positions of 1 through 14 used to select the monitored channel METER switch with positions labeled OFF EXCITATION 10 V AMP OUT 10 V 1 V 0 1 V Indicator meter All channel autozero switch locking in the off position and momentary in the ALL AUTOZERO posit...

Page 32: ...on resistors All channel autozero switch locking in the off position and momentary in the ALL AUTOZERO position 1 4 1 2 and FULL bridge completion switch located above each channel Available Accessories Line Power Supplies Two power supplies are available to operate the 4000 Series Enclosures from the ac power line the Model 4528 for 28 V dc enclosures and the Model 4512 for 12 V dc enclosures Mat...

Page 33: ...e for units so equipped and output fre quency response control for Model 352 amplifier conditioners As with all Ectron enclosures the Model E408 6 does not degrade any plug in unit s specifications Model E408 6Y has an internal 12 V dc power supply and the E408 6X has a power supply of 28 V dc When setting up the Model E408 6 for operation refer to either Drawing 408 600 for 12 V systems or 408 60...

Page 34: ... parallel with selected arms of the bridge to produce either a plus or a minus calibration Also included are provisions for bridge bal ance for units so equipped and output fre quency response control for Model 352 amplifier conditioners As with all Ectron enclosures the Model R408 14 does not degrade the specifications of any plug in unit Model R408 14Y has an internal 12 V dc power supply and th...

Page 35: ... When tested with a short cable a linearity of 0 25 was meas ured over the full plus to minus range Then a 25 foot four wire shielded cable was used and linearity fell to almost 3 This cable provided one shield for all four wires so the excitation wires were in close proximity with the output signal wires Replacing the single cable with two 25 foot shielded twisted pair cables one for excitation a...

Page 36: ... is also indicated If the reading exceeds 10 49 V the display changes to either or depending on the polarity of the signal Input displacement Display The displacement display indicates the position of the transducer and is displayed in the selected units MIL milli inches MM millimeters or DEG degrees For this display to be correct the transducer sensitivity as stated by the LVDT or RVDT manufactur...

Page 37: ...ong with the corresponding positions of the apparatus under test For instance if an output of 00 00 to 10 00 volts is required for a movement of the apparatus from its minimum to its maximum displacement then from EXAMPL POINT1 VOLTS press the display enter 00 00 change the N no to Y yes and press the display Repeat this process for EXAMPL POINT2 VOLTS entering 10 00 Next you will be asked for two...

Page 38: ...er sensitivity is ac curately known and the numerical values of output volt age and the corresponding values of transducer displacement in mil s mm s or deg s are known For example if a one inch LVDT is being used and an output of from 5 V to 5 V is required for the transducer going from 500 to 500 mils just enter these values and the conditioner is set up So first set the units to inches and the ...

Page 39: ... added to the transducers to minimize the crosstalk effect A single wrap of a good shielding material will usually reduce the crosstalk to an acceptable level For additional help consult factory OUTPUT NOISE The filter settings of WB wideband 100 Hz 10 Hz and 1 Hz can be used to reduce input signal noise but will not help reduce output noise If speed of response is not required output noise can be...

Page 40: ... and common mode components ahead of the instrumentation involved Leads carrying battery power will be contaminated when exposed to engine compartment noise for even a few inches unless appropriate precautions are taken For this reason Ectron instrumentation products intended for vehicle applications include EMI filtering in all leads feeding to or from the instrument Although LVDT and RVDT signal...

Page 41: ...be sure to change only the polarity and not the numerical gain setting Direct gain control is only available when using the gain mode NULL IMPROVEMENT Some LVDT or RVDT transducers have a null signal that is not well defined As a result linearity in the null area can be poor To some extent the null area can be degraded further by adding cabling with high capacitance Some improvement in the null ar...

Page 42: ...Applications Model 451 4 8 ...

Page 43: ...ange of 1 to 300 both positive and negative Specifying negative gain will result in inversion of the output signal which is useful since it is often rather tedious to predict the polarity of an LVDT system in advance The input program mable gain amplifier provides part of the needed gain and real time multiplication of the signal in firmware provides the remainder Real time operation involves read...

Page 44: ...2 output and transducer sensitivity are entered from the front panel CALIBRATION The Model 451 stores calibration information in nonvolatile memory and uses it to compensate for inaccuracies in its internal circuitry Two types of calibration are performed input and output Input calibration involves connecting the Model 451 to a set of precision dividers and exe cuting a calibration procedure This ...

Page 45: ...ower supply PS2 This power supply must be capable of supplying 10 V dc 0 5 V dc to the dual operational amplifier Hookup wires and cables as required PROCEDURES Output Alignment The output alignment consists of going to the two out put alignment screens for voltage and setting the output Pins 4 and 11 to 10 V dc The numbers on the bottom line of the two alignment screens are provided so that the u...

Page 46: ...mber NNNNN for future reference 7 The display should now read ALIGN 10V Turn the encoder so that the display reads ALIGN 10V and press the display 8 The display should now read ALIGN 10 NNNN where NNNN is a four digit number from 0000 to 1499 9 Using the encoder adjust the reading on the dc volt meter until it is 10 V dc 0 003 V dc 10 When this has been achieved press the display to accept the rea...

Page 47: ... the display once to go to the main menu turn the encoder until OTHER is displayed then press the display 4 Turn the encoder until ALIGN is displayed and again press the display 5 Rotate the encoder until the display reads ALIGN INPUT and press the display The screen should read ALIGN WITH DIV 1 6 Press the display The screen should read DIV 1 SET N Turn the encoder until the N is Y and press the ...

Page 48: ...Pin 2 is 40 of the excitation Pin 10 to Pin 14 Repeat this step as necessary if the error screen occurs 10 Set the divider to 6 4 9 9 9 10 11 Turn the encoder until the display reads ALIGN WITH DIV 3 and press the display 12 The screen should now display DIV 3 SET N Turn the encoder until the N is Y and press the display At this point the display will request PLEASE WAIT while the unit begins the ...

Page 49: ...power supply PS2 This power supply must be capable of supplying 10 V dc 0 5 V dc to the dual operational amplifier Hookup wires and cables as required PROCEDURES Output Alignment The output alignment consists of going to the two out put alignment screens for voltage and setting the output Pins 4 and 11 to 10 V dc The numbers on the bottom line of the two alignment screens are provided so that the ...

Page 50: ...mber NNNNN for future reference 7 The display should now read ALIGN 10V Turn the encoder so that the display reads ALIGN 10V and press the display 8 The display should now read ALIGN 10 NNNN where NNNN is a four digit number from 0000 to 1499 9 Using the encoder adjust the reading on the dc volt meter until it is 10 V dc 0 003 V dc 10 When this has been achieved press the display to accept the rea...

Page 51: ... the display once to go to the main menu turn the encoder until OTHER is displayed then press the display 4 Turn the encoder until ALIGN is displayed and again press the display 5 Rotate the encoder until the display reads ALIGN INPUT and press the display The screen should read ALIGN WITH DIV 1 6 Press the display The screen should read DIV 1 SET N Turn the encoder until the N is Y and press the ...

Page 52: ...Pin 2 is 40 of the excitation Pin 10 to Pin 14 Repeat this step as necessary if the error screen occurs 10 Set the divider to 6 4 9 9 9 10 11 Turn the encoder until the display reads ALIGN WITH DIV 3 and press the display 12 The screen should now display DIV 3 SET N Turn the encoder until the N is Y and press the display At this point the display will request PLEASE WAIT while the unit begins the ...

Page 53: ...Inc 00074 Augat Interconnection 00834 Sprague Electric Co 00091 Bendix Corp 00845 Standard Power Inc 00127 Bussmann Div 00863 Switchcraft Inc 00128 C K Components Inc 00949 Useco 00166 Circuit Assembly Corp 00987 Winslow International 00206 Data Display Products 01094 Central Semiconductor 00336 Fairchild 01152 TRW cinch 00464 ITT Cannon 01164 PEM 00493 Kemet Union Carbide Corp 01166 Kulka Smith 0...

Page 54: ...N 00091 PT06A 10 6P SR 1 310506 0 P7 CONNECTOR 3 PIN 00091 PTO6A 12 3S SR 1 310103 1 PS1 OPTION X POWER SUPPLY 28 V 01302 R50U 24 N 5 120026 0 PS1 OPTION Y POWER SUPPLY 12 V 01302 R50U 12 N 5 120025 0 Q1 Q2 FET MOS 1 2 OHM 00808 VN0300L 1 240030 0 Q3 TRANSISTOR PNP 00628 2N3702 1 213702 0 R5 JUMPER R6 R7 RESISTOR 1MEG 5 1 4W 00564 5043EM1M000JB 6 174100 0 R8 RESISTOR 470 OHM 5 2W 01264 SPH 470 OHM...

Page 55: ...CLE POWER 00863 EAC 309 3 840043 0 P1 P14 CONNECTOR 6 PIN 00091 PT06A 10 6P SR 1 310506 0 P43 CONNECTOR 3 PIN 00091 PTO6A 12 3S SR 1 310103 1 PS1 OPTION Y POWER SUPPLY 01302 R50U 12 N 5 120025 0 PS1 OPTION X POWER SUPPLY 01302 R50U 24 N 5 120026 0 Q1 Q2 FET MOS VN 30V 1 2 OHM 00808 VN0300L 1 240030 0 Q3 TRANSISTOR PNP 00628 2N3702 1 213702 0 R5 JUMPER R6 RESISTOR 1MEG 1 4W 5 00564 5043EM1M000JB 6 ...

Page 56: ...N 00044 57 40360 1 310136 1 P16 CONNECTOR 3 PIN 00044 MS 3106A 14S 7S 1 310003 1 PS1 PS2 OPTION Y POWER SUPPLY 12 V 00845 SPS30 12 5 120003 0 PS1 PS2 OPTION X POWER SUPPLY 28 V 00845 SPS30 24 28 5 120002 0 R1 R14 JUMPER R15 RESISTOR 470 5 1 2W 00027 RC20GF471J 6 180470 0 S1 R418 7A SWITCH TOGGLE 00128 7201 S Y Z G E 7 110006 0 S1 R418 7B E SWITCH TOGGLE 00128 7303 S Y Z G E 7 110011 0 XF1 XF2 FUSE...

Page 57: ... 15 PIN D SUB 01152 DA 15 SV 1 310015 6 J32 J45 CONNECTOR BNC 00044 31 010 1 311102 0 P1 P14 CONNECTOR 6 PIN 00091 PT06A 10 6P SR 1 310506 0 P16 CONNECTOR 3 PIN 00091 PTO6A 12 3S SR 1 310103 1 PS1 POWER SUPPLY 12V 4 2A 01302 R50U 12 N 5 120025 0 Q1 2 PER CHANNEL FET MOS 1 2 OHM 00808 VN0300L 1 240030 0 Q3 TRANSISTOR PNP 00628 2N3702 1 213702 0 R1 2 PER CHANNEL RESISTOR 1MEG 1 4W 5 00564 5043EM1M00...

Page 58: ...Model 451 Parts Lists 7 6 ...

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Page 63: ...A TO SQUARE M BLK 22GA TO XF2 GRY 22GA TO PS1 BLU 24GA TO SQUARE P YEL 22GA TO CIRCLE T WHT YEL 24GA TO SQUARE N BRN 22GA TO PS1 ACL REAR VIEW S1 S3 ORN 24 GA TO CIRCLE S WHT ORN 24GA TO CIRCLE R S2 YEL 22GA TO CIRCLE U HIGH LOW EARTH GROUND 4 OUT W2 SHIELD INPUT TO J9 AUTO ZERO 2 INPUT INPUT SHIELD EXCITATION EXCITATION 3 WIRE E9 1 E10 BALANCE LIMIT 7 6 R4 E7 CAL E8 CUSTOMER INSTALLED J1 J14 CH1 ...

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Page 65: ...CONFIGURATIONS PT06A 10 6P SR B B 5 C D TYPICAL A A B D C E F A B D C E F B F C D J1 J14 CH1 CH6 PT02A 10 6S CONNECTOR INPUT E D A 1 4 BRIDGE FULL BRIDGE 3 WIRE TYPICAL CUSTOMER ...

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Page 73: ... no error N Y D or no error N Y D or no error N Y D or no error N Y D or no error N Y D or no error N Y D or no error N Y D D K K FROM MANY SCREENS WHEN A to D OFF SCALE FROM ANY SCREEN K K D K K K K K K K K K K K K K K K K K K D D no error YES D error YES D NO K K K K K D D D D D D K K K D D D K D POWER UP memory error alignment required D D normal A ZERO PLEASE WAIT GAIN NN NN V V INPUT 10000 MI...

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