Zetechtics Jupiter Installation Operation & Maintenance Download Page 6

Page: 6 / 53

ABLE OF

ONTENTS

NTRODUCTION

....................................................................................... 1

RIEF

ESCRIPTION

..................................................................................................................... 1

QUIPMENT

UPPLIED

.................................................................................................................. 1

OUNTING THE

YSTEM

................................................................................................................ 2

ETTING

TARTED

.................................................................................. 3

ONNECTIONS

............................................................................................................................. 3

YSTEM

ONFIGURATION

.............................................................................................................. 3

RS232 Serial Interface / “Command Console Interface” ............................................................... 3

YSTEM

OWER

PERATION

.................................................................................................... 3

ATTERY

NDICATION

............................................................................................................ 4

OWER

NFORMATION

EQUENCE

............................................................................................... 4

Factory Default Conditions ............................................................................................................. 4

ISPLAY

PERATION

.................................................................................................................... 4

Light Sensing ................................................................................................................................... 4

Operational Option Links A, B, C, D & E ...................................................................................... 5

AND

IGIT

UADRATURE

OUNTER

PERATIONAL

ODES

....................... 6

UADRATURE OR

INGLE

NPUT

..................................................................................................... 6

HAT IS

UADRATURE

? ................................................................................................................ 6

NIPOLAR

................................................................................................................................... 6

IPOLAR

..................................................................................................................................... 6

-S

CALED

ISPLAY

.................................................................................................................... 7

CALED

ISPLAY

......................................................................................................................... 7

TANDARD

ODES

....................................................................................................................... 8

Counting Modes ............................................................................................................................... 8

Single Input Continuous Display ................................................................................................... 8

Dual Input Quadrature Continuous Display ................................................................................. 8

Dual Input Quadrature Bipolar Continuous Display ................................................................... 8

Dual Input Quadrature Bipolar Overflow Display ....................................................................... 8

UADRATURE

NPUT

ECODING

...................................................................................................... 9

ALIBRATION

ROCEDURE

........................................................................................................... 10

Methods .......................................................................................................................................... 10

Method 1 – Calculating calibration scale factors ........................................................................ 11

Method 2 – Determining calibration scale factors by experiment ............................................. 13

Calibration Check Procedure ........................................................................................................ 15

Scaling Options .............................................................................................................................. 16

Count Scaling ................................................................................................................................. 16

Numerator ...................................................................................................................................... 16

Denominator .................................................................................................................................. 16

ISPLAY MODES

......................................................................................................................... 17

Normal Counter Display with Input Activity .............................................................................. 17

Zero Display modes ....................................................................................................................... 17

Normal Counter Display showing Absolute Zero ........................................................................ 18

One example of the utilization of absolute zero .......................................................................... 18

4 Digit Counter Display with Overflowed Indication ................................................................. 18

4 Digit Counter Bipolar Overflow Display ................................................................................... 19

Rounding Options .......................................................................................................................... 19

Rounding Mode .............................................................................................................................. 19

Truncated Mode ............................................................................................................................. 19

Examples of the display with various options ............................................................................. 21

Summary of Contents for Jupiter

Page 1: ...ONTROL SYSTEMS TM Tel 44 0 1653 602020 Fax 44 0 1653 691712 Email sales zetechtics com Website www zetechtics com Zetechtics Ltd Malton YO17 6TA England SUBSEA DISPLAY SYSTEM MANUAL INSTALLATION OPERA...

Page 2: ...ftware supplied by us to you or you to us is confidential and supplied in confidence whether or not a contract comes into existence between us Zetechtics standard Confidentiality Agreement applies Jup...

Page 3: ...te 5V Nominal or 10V Nominal 2kHz 250 seconds Power Supply Battery 1 D Cell Normally NiMH Rechargable Capacity 7000mAH May be fitted with Primary cell Duracell or equivalent for higher Capacity and or...

Page 4: ...splay Brightness 1 E Display Brightness 2 Factory default link setting is A B C E fitted enabled Display Brightness Typical Battery Life All Digits Continuously Illuminated With Average Number of segm...

Page 5: ...r System is highly complex and should only be operated maintained by suitable qualified experienced personnel In particular it is recommended that personnel undergo training by Zetechtics on all aspec...

Page 6: ...isplay 8 Dual Input Quadrature Continuous Display 8 Dual Input Quadrature Bipolar Continuous Display 8 Dual Input Quadrature Bipolar Overflow Display 8 QUADRATURE INPUT DECODING 9 CALIBRATION PROCEDUR...

Page 7: ...dure 27 RS232 DATA OUTPUT 28 RS232 Serial Data Format 28 DUAL DISPLAY RS232 SERIAL DATA FORMAT 28 RS232 CONSOLE USER COMMANDS 29 Command Summary General Use 29 Command Summary Quadrature Counter 30 Co...

Page 8: ...3 SYSTEM SPECIFICATION 44 ZETECHTICS CONTACT INFORMATION 45 TECHNICAL SUPPORT 45 AGENTS 45...

Page 9: ...4 Digit Display Can be used as either a 4 digit counter display or a 4 digit strain gauge input display An externally applied magnet can quickly and easily zero the display as well as changing the un...

Page 10: ...the system will be mounted directly to the Remote Actuator as detailed in the General Assembly Drawing Doc No 023 14 16 001 which in turn should be mounted using the 2 off mounting holes on the front...

Page 11: ...an output of the Subsea Display Reading to third party equipment such as a data multiplexer or data logger The system options defined elsewhere within this manual may be configured as required via th...

Page 12: ...s displayed in Volts with 3 decimal places and is displayed with the prefix b as shown No Equivalent 5 Display RS232 baud rate The present setting of the baud rate is shown together with the prefix R...

Page 13: ...ed With Average Number of segments lit Link D Link E Brightness 4 digit Days Dual 4 digit Days Off Off Low 9 4 5 On Off Medium Low 6 3 Off On Medium High Default 4 2 On On High 3 1 5 Note At lower bri...

Page 14: ...prior to the previous change of state next time it is triggered For a graphical representation of this see the section on Quadrature Input Decoding This can be achieved in a number of ways such as A...

Page 15: ...or quadrature input mode is being used That is the unscaled count value is not signed The un scaled count may rollover from 9999 to 0 or 99 to 0 for the 2 digit counter or vice versa in quadrature mo...

Page 16: ...s 1 and 2 Unipolar mode continuous display with overflow indication disabled 0 1 2 3 9997 9998 9999 Dual Input Quadrature Bipolar Continuous Display Available with 2 or 4 digit display Setiqbc This co...

Page 17: ...t 2 has gone to the on state G Off On 1 Input 1 has gone to the off state H Off Off 1 Input 2 has gone to the off state Quadrature Input Timing Diagram From any stable state in the table above e g in...

Page 18: ...n of travel is positive or negative The position of the decimal point determines the displayed precision E g a numerator of 01 00 will give a displayed precision of 2 decimal places The numerator must...

Page 19: ...or any decimal in denominator multiply top and bottom by the same multiple of 10 7 Format Numerator add sign decimal point and leading zeros as required and Denominator add leading zeros as required 8...

Page 20: ...merator 2 Denominator 3 x 4 x 4 7 56 4 6 Multiply both by 10 to eliminate decimal in denominator Numerator 2 x 10 20 Denominator 56 4 x 10 564 7 Format Numerator 020 0 Denominator 0564 8 Program scale...

Page 21: ...re the start and finish points are precisely marked and aligned both before and after to ensure the calibration procedure is accurate For example with a torque tool mark both the outer body and the dr...

Page 22: ...Set scale factor to 1 5 Zero the display 6 Operate the tool for exactly 10 turns 7 Record a displayed value of 456 8 Write down numerator and denominator Numerator 10 Denominator 456 9 Format values N...

Page 23: ...able number of turns for a torque tool but more turns will give a more accurate calibration particularly if the tool is intended to be used over many hundreds of turns 5 Record the displayed value the...

Page 24: ...lways entered in the following format 6 characters including sign 4 digits left side padded with zeros and a decimal point Note The position of the Decimal point when the four digit numerator is enter...

Page 25: ...user to precisely determine that the scaled count is exactly zero rather than a fractional value which displays as zero in the current display mode Rounded or Truncated both the 4 and 2 digit display...

Page 26: ...degrees Anticlockwise Count 4 display shows 1 270 degrees Anticlockwise Count 3 display shows 0 180 degrees Anticlockwise Count 2 display shows 0 90 degrees Anticlockwise Count 1 display shows 0 0 deg...

Page 27: ...inator results in digits to the right of the least significant digit being greater or equal to one half Example 1 If the input count is 1 and the denominator is 3 then the result of the division is 0...

Page 28: ...sed on a 4 digit display A 2 digit display operates in the same way but with 2 digits displayed Overflows In some counting modes an Overflow display value is used This represents an imaginary number t...

Page 29: ...9 3 0 1 0 1 999 9 999 9 2 0 0 0 1 999 9 999 9 1 0 0 0 0 999 9 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2 0 0 0 1 0 0 0 1 3 0 1 0 1 0 1 0 1 4 0 1 0 1 0 1 0 1 5 0 1 0 2 0 1 0 2 6 0 2 0 2 0 2 0 2 Bipolar...

Page 30: ...changes Note that it may be necessary to enable the Remote Reed Switch prior to use This is done within the RS232 Console Interface using the command enable232zero This command enables the RS232 DATA...

Page 31: ...e system 1 Reset calibration to default factory set condition METHOD COMMAND reset 2 With the transducer connected to the Subsea Display System and no load applied on the transducer zero the displayed...

Page 32: ...mand Console interface type pfs 8192 The value to enter for the dead band function may be obtained by operating the system that applies Torque for example and noting the Subsea Display reading above a...

Page 33: ...when the Strain Gauge input Subsea Display System is in TVS mode The mode is shown under Analogue Operation in the Command Console interface The unit of measurement for the variable being measured ma...

Page 34: ...ft Reed Switches Either switch will change the units of the top display showing strain gauge input Torque between Nm and lb ft Right Reed Switches Either switch will simultaneously Tare the top displa...

Page 35: ...he RS232 Serial Data Output simple to decode 1 Connect the Subsea Display System to a PC serial port using the cable provided 5w micro to 9 way D part number 023 14 11 020 2 Run Windows Hyper Terminal...

Page 36: ...to be entered in lower case RS232 DATA OUTPUT After the console display has timed out the RS232 output reverts to broadcasting the displayed value Note that if the light sensor is enabled the RS232 st...

Page 37: ...e Disable Deep Sleep mode Requires User Password deepsleepenable Enable Deep Sleep mode Requires User Password disablelightsensor Disable the Light Sensor 2 Requires User Password dwelltime Input a dw...

Page 38: ...ond Requires User Password pfnumpsxxxx Program the Flow Numerator to 1 Per Second Requires User Password pfnumph xxx x Program the Flow Numerator to 1 0 Per Hour Requires User Password pfnumphxxx x Pr...

Page 39: ...analogue system on display 1 4 Requires User or Supervisor Password settrunc Rounding Off Truncated Requires User Password unipolar Count Linearly Unipolar Mode Requires User Password zero Zero the In...

Page 40: ...ser Password User Password disablezero Not applicable User Password User Password User Password User Password User Password enableunscaled Not applicable User Password User Password User Password User...

Page 41: ...anges the baud rate of the serial port to 57 600 bits per second No change occurs until there is a power cycle on the system or the powercycle command is issued baud115200 Changes the baud rate of the...

Page 42: ...ables the RS232 DATA LOOP BACK ZERO function The RS232 data output from pin 1 5 way connector is fed back into the data input pin 2 and a comparison carried out If there is no difference between them...

Page 43: ...he Flow Numerator to 1 0 per Minute pfnumpmxxx x Program the Flow Numerator to 1 0 per Minute pfnumps xxx x Program the Flow Numerator to 1 0 per Second pfnumpsxxx x Program the Flow Numerator to 1 0...

Page 44: ...is disabled sensepower10v Sets the sensor power to 10V while light is detected or the light sensor is disabled sensepowerconst Sets the sensor power for a constant output regardless of the state of t...

Page 45: ...t of the system setiqc SET Input to Quadrature Continuous This command is essentially a short cut to 1 of 5 of the most obvious configurations for the deployment of the system setlbft Set the display...

Page 46: ...t TVS mode tare Tare the current value unipolar Sets the display value to Unipolar mode where decreasing the count though zero results in a large full scale 9999 on the four digit display or 99 on the...

Page 47: ...round 10 hours before terminating initiate a second charge cycle by switching the charger off and back on again 4 To charge a fully discharged system takes approximately 16 hours 5 The discharge funct...

Page 48: ...cal housing For removal of 4 digit or dual 4 digit displays follow steps 5 to 6 5 Using circlip pliers remove the circlip which retains the display assembly into the housing 6 Pull the display assembl...

Page 49: ...section If re fitting a wired 4 digit display fit the wired connector to the front interface PCB and carefully slide the internal support tube to take up any slack in the cables so that they do not b...

Page 50: ...Ring grease prior to re assembly Please use grease sparingly since too much grease can causealeak path Only apply a thin film to the connector so that the rubber turns from matt to a shiny wet appeara...

Page 51: ...MUR 023 14 52 131 4 Digit Jupiter Subsea Display 023 14 52 132 4 Digit Jupiter Subsea Display NAMUR 023 14 52 141 Dual 4 Digit Jupiter Subsea Display 023 14 52 142 Dual 4 Digit Jupiter Subsea Display...

Page 52: ...r reed switch contact closures and 2 or 3 wire proximity sensors including NAMUR type Strain Gauge Sensor Interface Strain Gauge Measurement Accuracy 1 0 of full scale From 10 to 100 of full scale Off...

Page 53: ...dress mailto support zetechtics com Zetechtics email Technical Support is available 24 hours a day 7 days a week Between midnight and 6am urgent support requests should be made to the technical suppor...

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