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AccuLoad IV Installation & Maintenance Manual

Introduction

1.1.1.2 AccuLoad IV QT

The Quad Touch Screen (QT) model has the following specifications:

•

Explosion-proof enclosure

•

Up to six-arm operation

•

Up to six single- or dual-pulse product meter inputs

•

Up to four additive meter inputs or, with the optional A4I module, up to 24 additive meter inputs

•

AccuLoad III to IV upgrade kit (UG3)

Figure 2: AccuLoad IV ST Dimensions

Summary of Contents for Smith Meter AccuLoad IV

Page 1: ...Smith Meter AccuLoad IV Installation Maintenance Manual Bulletin MN06201 Issue Rev 0 2 3 21 March 2021 ...

Page 2: ...each configuration parameter must be reviewed and programmed for that specific metering system application Disclaimer TechnipFMC hereby disclaims all responsibility for damages including but not limited to consequential damages arising out of or related to the inputting of incorrect or improper program or default values entered in connection with the AccuLoad IV Technical Support Field Service Res...

Page 3: ...s Locations 11 1 2 4 RF Radiation 12 1 2 5 Site Specific Configuration 12 1 2 6 Weights and Measures Requirements 12 2 Pre Installation Considerations 13 2 1 Environmental Considerations 13 2 2 ST and QT Models 13 2 3 N4 and SA Models 13 2 4 Mechanical Installation Considerations 13 2 5 Electrical Installation Considerations 14 3 Installation 16 3 1 General Electrical Installation Requirements 16 ...

Page 4: ...ring 29 3 5 5 2 A4B DIP Switch Settings 29 3 5 6 A4I Board 29 3 5 6 1 A4I I O Connections 30 3 5 6 2 A4I I O Index Numbering 32 3 5 6 3 A4I DIP Switch Settings 34 3 6 General Wiring Information 35 3 6 1 AC Input Power 35 3 6 2 DC Instrument Power 36 3 6 3 Grounding 37 3 6 4 I O Connections 37 3 6 5 Meter Pulses 37 3 6 6 Analog I O Modules 38 3 6 7 Typical Wiring Diagrams 39 3 7 Communications Wiri...

Page 5: ...fit Installation 54 5 Closing and Sealing the Enclosure 58 5 1 Closing the Explosion Proof Housing 58 5 2 Sealing the Enclosure 59 5 2 1 Sealing ST and QT Models 60 5 2 2 Sealing N4 Models 60 6 Maintenance 61 6 1 Explosion Proof Enclosure Maintenance 61 6 1 1 ST and QT Models in Special Environments 62 6 1 2 N4 and SA Models in Special Environments 62 6 2 Touch Screen Screen Protector Maintenance ...

Page 6: ... be easily configured for a wide variety of liquid transfer applications Operators can select an amount of product to transfer and the AccuLoad monitors and controls the configured pumps valves and additive injectors to safely and efficiently transfer the precise recipe and amount During the transfer all processing parameters are monitored to provide operators with an accurate amount of each compo...

Page 7: ...AccuLoad IV Installation Maintenance Manual Introduction 2 Figure 1 AccuLoad IV ST ...

Page 8: ... model has the following specifications Explosion proof enclosure Up to six arm operation Up to six single or dual pulse product meter inputs Up to four additive meter inputs or with the optional A4I module up to 24 additive meter inputs AccuLoad III to IV upgrade kit UG3 Figure 2 AccuLoad IV ST Dimensions ...

Page 9: ...AccuLoad IV Installation Maintenance Manual Introduction 4 Figure 3 AccuLoad IV QT ...

Page 10: ...e following specifications 304 stainless steel NEMA 4X rated enclosure One or two arm operation Up to four single or dual pulse product meter inputs Up to four additive meter inputs with local input output I O Optional integrated card reader indicator lights and stop button Figure 4 AccuLoad IV QT Dimensions ...

Page 11: ...AccuLoad IV Installation Maintenance Manual Introduction 6 Figure 5 AccuLoad IV N4 ...

Page 12: ...ns the I O control electronics that are connected to meters valves permissives and other hardware it can be located for convenient access by service personnel The MMI components are the operator control panels and can be located for convenient access by drivers The SA model has the following specifications 304 stainless steel NEMA 4X rated enclosure Up to 18 arm operation Figure 6 AccuLoad IV N4 a...

Page 13: ...eter inputs Up to 56 additive meter inputs with the A4I I O module or with the remote A4I module up to 96 additive meter inputs The MMI has an optional integrated card reader indicator lights and stop button Figure 7 AccuLoad IV SA AC WIRING TRAY A B C D DC WIRING TRAY DC WIRING TRAY DC WIRING TRAY ...

Page 14: ...AccuLoad IV Installation Maintenance Manual Introduction 9 Figure 8 AccuLoad IV SA FCM ...

Page 15: ...cation THMI Touch screen user interface connects to the A4M via Ethernet Ethernet Serial 24 volts direct current VDC ST front cover QT front cover N4 SA MMI A4M Main I O board that provides up to six dual channel product meter pulse inputs pulse inputs not used for product meters can be used for up to four metered injector pulse inputs Meter pulse input Pulse outputs Digital I O alternating curren...

Page 16: ...es on the circuit boards and handle by the edges or mounting holes Keep circuit boards in static control packaging such as static shielding bags when not installed Protect against ESD in workspaces when handling circuit boards 1 2 3 1 Electrostatic Discharge Precautions in Hazardous Locations Note the following additional precautions when operating the AccuLoad in hazardous locations The touch scr...

Page 17: ... AccuLoad has been evaluated against international standard IEC 61326 1 Electrical Equipment for Measurement Control and Laboratory Use and has been found to comply with European Community Electromagnetic Compatibility EMC Directive 2014 30 EU 1 2 5 Site Specific Configuration The AccuLoad is shipped from the factory in a completely initialized state and must be properly configured for the specifi...

Page 18: ... into a secondary protected environment such as a kiosk or a control room If exclusion of the environment is not possible then extra means must be taken to maintain the equipment s integrity including frequent cleaning and inspection intervals See Section 6 Maintenance for additional information 2 3 N4 and SA Models The enclosures of the N4 and SA models as well as the MMI and FCM modules are manu...

Page 19: ...to this manual s installation instructions the following electrical warnings and precautions should be reviewed before installation All wiring must be routed into AccuLoad through the cable entries Do not route DC and AC wiring through the same conduit entry The DC signal wires must be shielded multi conductor cable of 18 to 24 American Wire Gauge AWG minimum stranded copper For Ethernet connectio...

Page 20: ...actical a ground plane may be used 2 5 1 Typical Wire Sizes and Cable Lengths See the following tables for typical wire sizes cable lengths and baud rates Electrical conduit piping and structural steel are not considered proper grounding points for equipment using electronics Table 4 Typical Wire Sizes Equipment Number and Gauge of Wire Belden Number or Equivalent Transmitters 4 18 gauge 4 20 gaug...

Page 21: ...y having jurisdiction before placing the equipment into service Electrical installations in hazardous areas have features specifically designed to make them suitable for use in such locations and it is the operator s responsibility to maintain the integrity of those special features The operator must ensure that electrical equipment is Installed and operated correctly Monitored on a regular basis ...

Page 22: ...zard Warnings Toprevent theignition of hazardousatmospheres disconnect from the power supply before opening the enclosure Keep the enclosure tightly closed when circuits are alive The AccuLoad contains internal battery powered circuits to prevent the ignition of hazardous atmospheres do not open its enclosure unless the area is known to be non hazardous To reduce the risk of ignition of hazardous ...

Page 23: ...e CEC Equipment bonding should be provided at the external grounding facility terminal an external connection is not required when using metallic conduit or armored cable The external grounding facility terminal wire range is 10 to 12 AWG 5 26 mm2 to 3 31 mm2 wire 3 3 UL Brazil INMETRO Approved Installations The following information is specific to AccuLoad models ST and QT to be installed in Braz...

Page 24: ...een user interface if provided is protected by an intrinsic safety barrier the Ex d enclosure must be grounded in accordance with nationalelectrical code regulations The ground connection must be made through the external ground terminal ofthe Ex d enclosure An external connection is not necessary when using metal conduits or shielded cables The cross section of the external ground wiring must be ...

Page 25: ...ing information and drawings for the SA model s units as well as all of the AccuLoad s electronic modules 3 5 1 FCM Unit The FCM unit contains between one and four board sets to provide control of up to 24 loading arms Each board set consists of an A4M module an A4B module and an optional A4I module These board sets are mounted in the FCM enclosure as shown below in Figure 11 SA Model FCM componen...

Page 26: ...associated board set and provides 12 separate slots to supply 24 VDC to external equipment such as MMI units external meter transmitters and DC digital inputs 3 5 2 MMI Units The basic MMI unit contains a THMI module and optionally any of the following items Proximity card reader One or two indicator lights Pushbutton switch 24 VDC power supply Figure 11 SA Model FCM components P1 P2 P1 P1 P2 P2 1...

Page 27: ...e Ethernet connection is made between the THMI module and the configured board set in the FCM enclosure 3 5 3 THMI Module The THMI module s touch screen user interface is standard on the ST N4 and QT models of the AccuLoad IV It connects to the A4M board using an Ethernet cable Figure 12 Model SA MMI components P1 P2 P1 P1 P2 P2 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 24 VDC GND Fact...

Page 28: ...output board for the AccuLoad IV is an A4M board available for the ST QT and N4 models as well as the SA model s MMI component This board provides up to six dual channel product meter pulse inputs any pulse inputs that are not used for product meters can be used for up to four metered injector pulse inputs Figure 13 THMI Module Connections CN4 CN6 ETH1 1 V 12 24 V 2 GND 3 GND ...

Page 29: ...M2 AM3 AM4 ETH3 ETH2 ETH4 ETH1 AM5 AM6 P4 LMOD1 U22 U28 S2 TBK2 TBK3 PT1 TBK1 TBK4 TBK5 CN6 CN7 U29 P3 S1 SW2 CN4 U38 U41 ACIM1 ACIM2 ACIM3 ACIM4 ACIM5 CN1 CN9 CN8 U2 U3 U1 L1 CN5 SW1 U5 P2 U17 U9 U11 U10 U8 U4 P1 U7 T1 HS1 D11 C119 C94 C95 TBE2 TBE3 TBE7 TBE1 1 18 10 1 16 1 10 1 8 1 1 5 1 8 1 10 1 12 1 4 PT2 1 12 10 1 1 6 1 3 Analog I O Modules Ethernet Connections DIP Switches Supply Fuse AC Dig...

Page 30: ...C 2 3 Out 2 DC 4 5 Out 3 DC 6 7 Pulse Out 2 8 Enet 3 Enet 2 Enet 4 Enet 1 S1 OFF 1 8 ON OFF 1 4 ON S2 TBK2 1 TX Com 2 232 2 RX 3 COM 4 TX 485 5 TX 6 RX 7 RX 8 COM TBK3 1 TX Com 3 485 2 TX 3 RX 4 RX 5 COM microSD Card TBE2 1 2 3 4 5 6 TBE3 1 2 3 4 5 6 7 8 9 10 11 12 TBE7 1 2 3 4 5 6 7 8 9 10 L1 L2 Gnd TBE1 F1 F2 24 V TBK1 1 TX Com 1 232 2 RX 3 RTS 4 CTS 5 COM 6 TX 485 7 TX 8 RX 9 RX 10 COM TBK4 1 I...

Page 31: ...ot applicable TBE4 DC electronic ground Not applicable TBE5 Analog I O Analog I O 1 through 6 TBE6 High speed prover pulse output Not applicable TBE6 Analog I O Analog I O 4 through 6 TBE7 AC digital input Digital outputs 10 through 14 PT 1 Meter pulse inputs Pulse inputs 1 through 6 PT 2 Meter pulse inputs Pulse Inputs 7 through 8 Table 8 Low Speed Pulse Outputs Terminals Outputs Terminals 1 and ...

Page 32: ...g to the board set 3 5 5 A4B Board The A4B board is a standard electronic module that provides I O expansion for the QT model and the SA model s FCM component S1 6 Clear pairing information S1 7 Off for ST QT and N4 models Board set selector for SA model board set see Section 3 7 1 4 SA Board Set IP Addresses S1 8 Off for ST QT and N4 models Board set selector for SA model board set Table 10 A4M B...

Page 33: ... or A4B board the digital outputs controlling the flow control valve must also be located on the A4M or A4B board respectively Figure 16 A4B Board Layout SSR16 SSR15 SSR14 SSR13 SSR12 SSR11 SSR6 SSR5 SSR4 SSR10 SSR9 SSR8 SSR7 SSR1 SSR2 SSR3 TB10 TB9 TB8 TB11 ACIM1 ACIM2 ACIM3 ACIM4 C14 TB2 TB13 TB12 PT1 CN1 U14 U3 ETH2 ETH1 TB14 CN2 CN3 S1 S1 U20 U4 U24 U28 U33 U37 U25 U29 U34 U38 U30 U15 U13 U12 ...

Page 34: ...TB8 AC digital output Digital outputs 26 through 30 TB9 AC digital output Digital outputs 20 through 25 TB10 AC digital output Digital outputs 15 through 19 TB11 AC digital input Digital inputs 12 through 15 TB12 DC digital input or output Digital Inputs 16 through 19 or digital outputs 31 through 34 TB13 DC digital input or output Digital inputs 20 through 23 or digital outputs 35 through 38 PT1 ...

Page 35: ...ications should be used whenever possible but the serial communication option is provided to facilitate upgrades and maintain backward compatibility For any additive meters connected to pulse inputs located on the A4I the digital outputs controlling the associated pump and solenoid valve must be located on the same A4I module Figure 17 A4I Board Layout U22 TB5 TB4 U4 S1 P1 U5 P8 S2 U27 SSR8 SSR18 ...

Page 36: ...F 1 8 ON TB9 Out 1 Out 10 TB8 N C 12 N C 11 Out 1 10 Out 2 9 Out 3 8 Out 4 7 Out 5 6 Out 6 5 Out 7 4 Out 8 3 Out 9 2 Out 10 1 CN5 5 3 1 6 4 2 F1 TB5 1 V Out 2 Inj Pulse DC In 1 3 Common 4 V Out 5 Inj Pulse DC In 2 6 Common 7 V Out 8 Inj Pulse DC In 3 TB4 1 Common 2 V Out 3 Inj Pulse DC In 4 4 Common 5 V Out 6 Inj Pulse DC In 5 7 Common 8 V Out 9 Inj Pulse DC In 6 10 Common TB3 1 V Out 2 Inj Pulse ...

Page 37: ...Address 200 S1 6 Reserved S1 7 Model SA Board Set Selector see section 6 Off for all other models S1 8 Model SA Board Set Selector see section 6 Off for all other models Table 16 First Optional A4I I O Index Numbering Terminal Block Type of I O AccuLoad Configuration Index Number TB3 Injector pulse or digital input Inj 11 in or DC In 30 Pin 2 Inj 12 in or DC In 31 Pin 5 Inj 13 in or DC In 32 Pin 8...

Page 38: ...Out 41 Pin 8 AC Out 42 Pin 7 AC Out 43 Pin 6 AC Out 44 Pin 5 AC Out 45 Pin 4 AC Out 46 Pin 3 AC Out 47 Pin 2 AC Out 48 Pin 1 Table 17 Second Optional A4I I O Index Numbering Terminal Block Type of I O AccuLoad Configuration Index Number TB3 Injector pulse or digital input Inj 21 in or DC In 40 Pin 2 Inj 22 in or DC In 41 Pin 5 Inj 23 in or DC In 42 Pin 8 Inj 24 in or DC In 43 Pin 11 TB4 Serial com...

Page 39: ...t 59 Pin 10 AC Out 60 Pin 9 AC Out 61 Pin 8 AC Out 62 Pin 7 AC Out 63 Pin 6 AC Out 64 Pin 5 AC Out 65 Pin 4 AC Out 66 Pin 3 AC Out 67 Pin 2 AC Out 68 Pin 1 Table 18 A4I Switch Settings Switch Setting S1 1 Factory use always OFF S1 2 Module address OFF 100 ON 200 S1 3 Serial baud rate OFF 9600 ON 38400 S1 4 Serial mode OFF RS232 ON RS485 S1 5 Serial termination resistors OFF disable ON enable S1 6 ...

Page 40: ... requirements listed in the AccuLoad IV specifications SS06200 The second AC power input is used to drive external AC equipment such as solenoids and should be supplied to the AccuLoad by a separate circuit from the power panel During initial installation of the AccuLoad and anytime an electronic module is installed the two calibration numbers Cal 1 and Cal 2 written on the top of the module shoul...

Page 41: ...DC power for the standard modules in the AccuLoad THMI and A4B The A4M board s DC power supplyis also capable of supplying up to a maximum of 1 amp of regulated DC power which can be used to power optional A4I modules card readers meter pulse transmitters and other external DC circuits Figure 22 Example of AC Wiring for a Typical AccuLoad Terminal Board Key ...

Page 42: ...o be used for the solenoid s control and then do the same for the downstream solenoids The only I O points that are automatically assigned by the AccuLoad are meter pulse inputs both product meters and additive meters The AccuLoad assigns the pulse inputs based on the number of meters and injectors defined in your configuration Any pulse input which is not automatically assigned a function by the ...

Page 43: ...ors such as a pressure sensor or valve Typically these modules are installed at the factory but changes and replacements of these modules may be done in the field The analog I O points are fully configurableand can be inputs such as temperature or pressure or outputs such as analog valve control Five types of analog interface modules are available which are inserted into a socket on the A4M board ...

Page 44: ...dule first ensure that all associated circuits are de energized Use proper ESD practices To remove a module loosen the captive retaining screw and then gently pull the module out of the socket while slightly rocking the module Figure 26 Analog I O Modules Sockets Analog Module Alignment Pins AM 1 Mounting Screw Side View Top View Set Cal 1 and Cal 2 parameters to these values in AccuLoad analog co...

Page 45: ...rm Valve etc N Figure 30 DC Digital Input IN X IN X AccuLoad External DC Wiring 24 VDC from A4M TBE4 10 11 or 12 3K 3K DC Ground from A4M TBE4 13 14 or 15 Figure 31 DC Digital Output AccuLoad External DC Wiring 24 VDC from A4M TBE4 10 11 or 12 DC Output DC Output DC Ground from A4M TBE4 13 14 or 15 External DC Actuated Device i e Valve ...

Page 46: ...re 33 Active 4 20 mA Analog Inputs RTD SIG X SIG X RTD Ground TB4 AccuLoad IV A4M Terminal Block TB5 4 20 mA Transmitting Device GND Vin Figure 34 Passive 4 20 mA Analog Inputs RTD SIG X SIG X RTD Ground TB4 AccuLoad IV A4M Terminal Block TB5 4 20 mA Transmitting Device GND Vin External Power Figure 35 Analog Outputs RTD SIG X SIG X RTD Ground TBE4 AccuLoad IV A4M 4 20 mA Receiving Device GND Term...

Page 47: ...d Preset Accessory P2412 Converter Installation manual MN06117 for details If theAccuLoad IV must be directly installed on a Class A network theAccuLoad s internal IP addressing scheme must be changed to avoid address conflicts For instructions on configuring internal IP addresses for the ST QT and N4 models using the AccuLoad s touch screen refer to the AccuLoad IV Operator Reference Manual MN062...

Page 48: ...llowing diagram Figure 38 Recommended Network Strategy Firewall AccuLoad AccuLoad Automation Server Industrial Control Network PLC Data Historian Process Database Firewall Corporate LAN Internet Figure 39 Ethernet Connections in AccuLoad ST and N4 Models THMI External Ethernet A4M ETH 1 reserved ETH 2 ETH 3 ETH 4 A4I optional A4I optional Figure 40 Ethernet Connections in AccuLoad QT Model A4M ETH...

Page 49: ... D with which the board is associated as detailed in the table below The A4M module has two DIP switches SW1 and SW2 and the A4B and A4I boards each have a single DIP switch SW1 See section x to find these DIP switches on each board s layout Figure 41 Ethernet Connections for SA Model External Network Connection THMI MMI A Primary CPU A4I optional Board Set SAA A4M ETH1 ETH2 ETH3 ETH4 A4B External...

Page 50: ...Board A Switch 7 OFF Switch 8 OFF Switch 3 OFF Switch 4 OFF B optional Switch 7 OFF Switch 8 ON Switch 3 OFF Switch 4 ON C optional Switch 7 ON Switch 8 OFF Switch 3 ON Switch 4 OFF D optional Switch 7 ON Switch 8 ON Switch 3 ON Switch 4 ON Table 21 Serial Communication Ports Communication Port Name Terminal Locations Description Comm 1 A4M TBK1 RS 232 or RS 485 with flow control Comm 2 A4M TBK2 R...

Page 51: ...urations Pulse Outputs Configurations 1 and 2 Frequency range of 0 to 3 000 Hz Open collector connection A4M terminals TBK4 7 and 8 TBK5 7 and 8 dedicated 3 4 and 5 Frequency range of 0 to 125 Hz Digital output connection A4M terminals TBK5 1 through 6 shared with DC outputs 1 through 3 Figure 44 RS 232 Serial Wiring TX RX GND TX RX GND Figure 45 Multi Drop RS 232 Serial Wiring TX RX GND RX TX GND...

Page 52: ...rs Table 23 Prime 4 Connections AccuLoad Connections Prime 4 Connections Pulse input A plus White signal A output Pulse input B plus dual pulse only Yellow signal B output no connection for single channel meters Pulse input A and B minus connect to DC ground 24 VDC Red input power DC ground Black common Table 24 Genesis Connections AccuLoad Connections Genesis Connections Pulse input A plus Termin...

Page 53: ... Terminals 6 signal A integrity output not used for non integrity connection Pulse input B integrity plus Terminals 4 signal A integrity output not used for non integrity connection Terminal 7 shield no connection Terminal 8 verification pulse output connect to optional verification device Terminal 9 inverted verification pulse output connect to optional verification device Terminal 10 no connecti...

Page 54: ...e Promass 83 and 84 Coriolis meters Table 27 PA 6 Preamplifier Connections AccuLoad Connections PA 6 Connections Pulse input A plus Terminal 3 signal A output Pulse input minus DC ground 24 VDC Red input power DC ground White common Table 28 Promass 80 83 and 84 Coriolis Meter Single Channel Connections AccuLoad Connections Promass 80 83 and 84 Connections Pulse Input A Plus 24 VDC Pulse Input A M...

Page 55: ... not be counted by the AccuLoad Three jumpers on each frequency output submodule on the I O board enable and disable the Line Monitoring function The factory default is to enable line monitoring See the Proline Promass 84 Operating Instructions MN0M032 to enable and disable this functionality Table 29 Promass 83 and 84 Coriolis Meter Dual Channel Connections AccuLoad Connections Promass 83 and 84 ...

Page 56: ...nputs for ST and N4 Models Refer to the following tables regarding meter inputs for the ST and N4 models In the AccuLoad IV the valve control solenoid outputs or metered injector solenoid outputs must be configured or landed on the same board as the associated meter pulse input Table 31 Six Product Meters AccuLoad IV Models ST and N4 In 1 In 2 In 3 In 4 In 5 In 6 In 7 In 8 Single pulse M1A M2A M3A...

Page 57: ...ers AccuLoad Models ST and N4 In 1 In 2 In 3 In 4 In 5 In 6 In 7 In 8 Single Pulse M1A Pgm Pgm Pgm Pgm Pgm Pgm Pgm Dual Pulse M1A M1B Pgm Pgm Pgm Pgm Pgm Pgm Dual pulse with integrity M1A M1B M1A M1B Pgm Pgm Pgm Pgm Table 37 Six Product Meters AccuLoad IV QT and SA Models In 1 In 2 In 3 In 4 In 5 In 6 In 7 In 8 In 9 In 10 In 11 In 12 In 13 In 14 Single pulse M1A M2A M3A Pgm Pgm Pgm Pgm Pgm M4A M5A...

Page 58: ...40 Three Product Meters AccuLoad IV QT and SA Models In 1 In 2 In 3 In 4 In 5 In 6 In 7 In 8 In 9 In 10 In 11 In 12 In 13 In 14 Single pulse M1A M2A Pgm Pgm Pgm Pgm Pgm Pgm M3A Pgm Pgm Pgm Pgm Pgm Dual pulse M1A M1B M2A M2B Pgm Pgm Pgm Pgm M3A M3B Pgm Pgm Pgm Pgm Dual integrity M1A M1B M1A M1B M2A M2B M2A M2B M3A M3B M3A M3B Pgm Pgm Table 41 Two Product Meters AccuLoad IV QT and SA Models In 1 In ...

Page 59: ... outputs to supply power to the additive meter The voltage supplied is selectable 5 12 or 24 VDC using jumpers on the module The following process does not include steps needed to authorize entry into the housing in an Ex environment or closing the housing For instructions on securing the housing see Section 5 1 Closing the Explosion Proof Housing Figure 46 A4I Additive Meter Wiring TBE6 1 TBE6 2 ...

Page 60: ...lips head screwdriver 4 Remove the captive mounting fastener from the A4M board that is closest to AC input terminal block TBE1 5 Install the kit s four 0 25 inch hex standoffs and nylon insert locknuts onto the A4Ms board s polycar bonate shield 6 Re install the A4M board s shield on the A4M board 7 Align the 0 25 inch standoffs on the A4M board with the first A4I board A4I 1 The Ethernet jacks o...

Page 61: ...ch hex standoffs to secure the A4I 1 board to the A4M board and provide space between the two A4I boards b On the A4I 1 board connect of the second Ethernet cable to ETH1 You ll connect the other end later c On the second A4I board ensure that DIP switch S1 2 is ON to designate it as A4I 2 d Align the 1 5 inch standoffs with the A4I 2 board The Ethernet jacks on the A4I 2 board should be near the ...

Page 62: ...uLoad IV Installation Maintenance Manual Meter I O Connections 57 14 Connect the DC power supply wiring red and black twisted pair as shown below in Figure 49 A4M to A4I Wiring Figure 49 A4M to A4I Wiring ...

Page 63: ...g 3 Verify that the matingareasbetweenthefrontcoverandthemainhousingarenotscratched corroded or otherwise damaged such that the surface contact between them would be compromised 4 Close the cover and tighten the cap screws around the perimeter of the front cover using the sequence shown below The final torque should be 20 ft lb 240 in lb 27 1 N m 276 4 Kg cm Be sure to note the locations for the t...

Page 64: ...nclosure 59 5 2 Sealing the Enclosure All AccuLoad enclosures can be sealed using standard seal wires Figure 51 Cover Bolt Torque Pattern for AccuLoad IV Model QT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Figure 52 Flame Path Verification ...

Page 65: ...d through holes in two cover bolts as shown in the following drawings 5 2 2 Sealing N4 Models To seal NEMA 4 enclosures thread the sealing wire through any of the cover locking clamps opposite the hinge Figure 53 AccuLoad Model ST Sealing Seal Wire Cross drilled bolts Standard bolts Figure 54 AccuLoad Model QT Sealing Standard Bolts Cross drilled bolts Seal wire ...

Page 66: ...sing and the cover should be inspected to ensure that they are clean undamaged and have no scratches nicks corrosion or other defects that could affect the integrity of the flame path If defects are detected the equipment should not be placed back into service until the issues are resolved Verify that all tapped cover bolt threaded locations in the enclosure are clean and intact with no missing or...

Page 67: ...t number 644886401 to flanged metal surfaces including the flame path between the window and cover and the keypad cover to offer a protective barrier and reduce the effects of exposure to wet salty air The surface should be cleaned and new grease applied each time the enclosure cover is opened for inspections or maintenance 6 1 2 N4 and SA Models in Special Environments The N4 and SA models have 3...

Page 68: ... be replaced every five years Use the following steps to replace the clock battery 1 Disconnect the AccuLoad from its main power supply before opening the cover 2 On the A4M and A4I boards remove wiring connections and Ethernet cables 3 Remove the A4M board from the AccuLoad s enclosure using the four captive fasteners on the corners of the board 4 Locate the hole in the A4M board s mounting tray ...

Page 69: ...ad s housing using the four captive fasteners on the corners of the board and then restore all necessary connections 8 Close the AccuLoad s housing according to the information in Section 5 Closing and Sealing the Enclosure 6 4 Diagnostic Troubleshooting on A4M A4B and A4I Boards The A4M A4B and A4I circuit boards for the AccuLoad IV contain a seven segment light emitting diode LED display capable...

Page 70: ... down to a specific component such as the touch sensor or LCD it is recommended that you return the THMI display module and touch screen assembly as a unit Bootloader Errors E2 A hardware failure has occurred in the Bootloader the board must be replaced E3 An upgrade error has occurred retry the firmware update E4 A firmware error has occurred retry the firmware update E5 A firmware cyclic redunda...

Page 71: ...ature Fulfillment at Measurement Fulfillment TechnipFMC com or online at info smithmeter com literature online_index html When requesting literature please reference the appropriate title and document number as follows AccuLoad IV Operator Reference Manual MN06200 AccuLoad IV parts list PO06200 AccuLoad IV specifications SS06200 AccuLoad Calculations technical paper TP06004 ...

Page 72: ...e been made to be accurate the information contained herein does not purport to cover all details or variations in hardware and software nor to provide for every possible contingency in connection with installation operation and maintenance TechnipFMC makes no representation or warranty either expressed or implied with respect to and assumes no responsibility for the accuracy completeness or suffi...

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