Emerson AMS 6500 ATG Operating Manual
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Emerson AMS 6500 ATG Operating Manual

Emerson AMS 6500 ATG Operating Manual

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Operating Manual
MHM-97878 , Rev 6.00
March 2025
AMS 6500 ATG
A6500-LC, LVDT Converter

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  • Page 1 Operating Manual MHM-97878 , Rev 6.00 March 2025 AMS 6500 ATG A6500-LC, LVDT Converter...
  • Page 2 Information in this document is subject to change without notice and does not represent a commitment on the part of Emerson. The information in this manual is not all-inclusive and cannot cover all unique situations.

  • Page 3: Table Of Contents

    Operating Manual Contents MHM-97878 March 2025 Contents Chapter 1 General.......................... 5 1.1 Using this manual..........................5 1.2 Symbols............................5 1.3 Liability and guarantee........................6 1.4 Incoming goods inspection......................6 1.5 Technical support..........................6 1.6 Storage and transport........................7 1.7 Disposal of the device........................7 1.8 China RoHS Compliance........................
  • Page 4 Contents Operating Manual March 2025 MHM-97878 Chapter 8 Technical data......................39 8.1 Supply............................39 8.2 Measuring range and sensitivity..................... 39 8.3 Accuracy ............................40 8.4 Signal output..........................40 8.5 Channel supervision........................41 8.6 Mechanical design and environmental conditions................41 Chapter 9 Certificates........................43 Index ............................

  • Page 5: Chapter 1 General

    Operating Manual General MHM-97878 March 2025 General Using this manual This manual contains information concerning the proper and correct use of the A6500-LC inductive converter. Read the operating manual completely before installing and using the device. Comply with all safety instructions. This operating manual applies for A6500-LC LVDT Converters with hardware revision 03 and 04.

  • Page 6: Liability And Guarantee

    MHM-97878 Liability and guarantee Emerson is not liable for damages that occur due to improper use. Proper use also includes the knowledge of, and compliance with, this document. Customer changes to the device that have not been expressly approved by Emerson will result in the loss of guarantee.

  • Page 7: Storage And Transport

    Operating Manual General MHM-97878 March 2025 Storage and transport Store and transport the device only in its original packaging. Technical data specifies the environmental conditions for storage and transport. Related information Mechanical design and environmental conditions Disposal of the device Provided that no repurchase or disposal agreement exists, recycle the following components at appropriate facilities: •...
  • Page 8 General Operating Manual March 2025 MHM-97878 • Consider environmental conditions which might have an influence on the measurement such as temperature, humidity, substances aggressive to the sensor, and pollution. • Always use a stiff and vibration-free sensor holder. • Define a suitable measuring range, not larger than necessary, in consultation with the operator of the plant.

  • Page 9: Chapter 2 Safety Instructions

    Operating Manual Safety Instructions MHM-97878 March 2025 Safety Instructions To ensure safe operation, carefully observe all instructions in this manual. The correct and safe use of this device requires that operating and service personnel both understand and comply with general safety guidelines and observe the special safety comments listed in this manual.

  • Page 10: Esd Safety

    Safety Instructions Operating Manual March 2025 MHM-97878 other peripheral devices that are not properly shielded against radio interference, disturbances and radio interferences may occur. ESD safety DANGER Internal components can be damaged or destroyed due to electrostatic discharge (ESD) during the handling of the device. Take suitable precautions before handling the device to prevent electrostatic discharges through the electronics.

  • Page 11: Application And Design

    Operating Manual Application and Design MHM-97878 March 2025 Application and Design Application The A6500-LC LVDT Converter is a single channel device to connect inductive half-bridge sensors or LVDT sensors to the A6500-UM Universal Measuring Card. The converter powers the sensor with an excitation voltage and converts the displacement proportional sensor signal to an output voltage range that is suitable to the Universal Measuring Card.
  • Page 12 Application and Design Operating Manual March 2025 MHM-97878 Figure 3-1: Front view A. Power supply connector (labeled 1 and 2) B. Signal out connector (labeled 3 and 4) C. Potentiometer Zero for the zero point calibration D. Channel OK LED (see Table 3-1) E.
  • Page 13 Operating Manual Application and Design MHM-97878 March 2025 Figure 3-2: Side view A. Power supply connector B. Signal out connector C. DIN rail clip D. Type label E. Sensor connectors Factory calibrated A6500-LC converters have an additional label located above the type label.

  • Page 14: Mounting And Installation

    Mounting and Installation Operating Manual March 2025 MHM-97878 Mounting and Installation This chapter describes the mounting, the connections, and the commissioning of the A6500-LC LVDT Converter. CSA - Conditions of Acceptability CAUTION The A6500-LC LVDT Converter may only be operated with devices that are supplied with safety low voltage.
  • Page 15 Operating Manual Mounting and Installation MHM-97878 March 2025 Figure 4-1: Required mounting space The converter is equipped with a built-in spring DIN rail clip for mounting rails of type NS 35/7.5. The minimum required mounting space on a DIN rail is equal to the converter width of 20 mm.

  • Page 16: Connections And Wiring

    Mounting and Installation Operating Manual March 2025 MHM-97878 Figure 4-2: A6500-LC mounted on a DIN rail A. A6500-LC B. DIN rail typ NS 35/7.5 Connections and wiring The A6500-LC LVDT Converter is equipped with eight screw terminals for supply voltage connection, sensor connection, and output signal connection.

  • Page 17: Voltage Supply Connection

    Conductor cross section AWG/kcmil Required wire stripping length is 8 mm. For connection of voltage supply and output signal, Emerson recommends the use of double-shielded cables with shielded twisted pairs and an additional outer screen. For example, cables of type LiYCY-CY 2x2x0.25 can be used.

  • Page 18: Sensor Connection

    March 2025 MHM-97878 Connect the supply voltage terminals to the respective A6500-xR System Rack terminals of the AMS 6500 ATG system. If the A6500-LC shall be connected to channel 1 of the A6500-UM card see row 1 in Table 4-3. For connection to channel 2 see row 2.
  • Page 19 Operating Manual Mounting and Installation MHM-97878 March 2025 Table 4-4: Half-bridge sensor cable wire color assignment Sensor connection terminals - PR 9350/xx and K20 315/xx A6500-LC Wire colors Sensor terminals white brown green not connected Connection to field housing cable shield Connect the sensor cable according to the wire color assignment in Sensor connection the A6500-LC converter.
  • Page 20 Mounting and Installation Operating Manual March 2025 MHM-97878 Figure 4-4: PR 9350/xx sensor connection Linear variable differential transformers (LVDTs) This section describes the connection of linear variable differential transformers (LVDTs) as PR 9314/41. Table 4-5 shows the assignment of the sensor cable wire colors to the sensor connection terminals of the A6500-LC.
  • Page 21 Operating Manual Mounting and Installation MHM-97878 March 2025 Table 4-5: PR 9314/41 cable wire color assignment (continued) Sensor connection terminals - A6500-LC PR 9314/41 wire colors Secondary coil black Primary coil white Secondary coil Connection to field housing cable shield Connect the sensor cable according to the wire color assignment in Table 4-5 to the...

  • Page 22: Output Signal Connection

    Mounting and Installation Operating Manual March 2025 MHM-97878 Figure 4-5: PR 9314/41 sensor connection 4.3.3 Output signal connection The screw terminals of the output signal connection is terminal 3 for the "Output signal" and terminal 4 for the "Signal ground (GND)". Table 4-6 shows the A6500-xR System Rack terminals to connect the output signal to the A6500-UM Universal Measurement Card channels.
  • Page 23 4 : GND x = Slot number of the backplane Connect the output signal to the respective A6500-xR terminals of the AMS 6500 ATG system. If the output signal of the A6500-LC shall be connected to channel 1 of the A6500-...

  • Page 24: Commissioning

    Mounting and Installation Operating Manual March 2025 MHM-97878 Commissioning This chapter describes the commissioning of A6500-LC LVDT converters with fixed sensitivity and factory calibrated converters. 4.4.1 Commissioning of A6500-LCs with fixed sensitivity The below listed equipment is required for the commissioning of A6500-LCs with a fixed sensitivity.
  • Page 25 The mechanical center position of the measuring range has been found. 9. Linearize the measuring range. Emerson recommends a linearization with a minimum of five linearization points. Use a ruler for measuring the movement of the tracing pin. a) The starting point of the linearization is the center of the measuring range...

  • Page 26: Commission Of A Factory Calibrated A6500-Lc Converter

    Mounting and Installation Operating Manual March 2025 MHM-97878 Example If a sensor of type PR 9350/02 is connected, move the tracing pin 12.5 mm out of the center position into the other direction, and measure the converter output voltage (approximately 7.7 V) with the linearization function of the A6500-UM card (see Figure 4-7).

  • Page 27: Lvdt Sensor Adjustment

    Operating Manual Mounting and Installation MHM-97878 March 2025 Procedure 1. Connect sensor, converter supply, and output signal as described in Connections wiring, and switch on the power supply of the A6500-UM Universal Measurement Card. A6500-LC and sensor make a single unit - the measuring chain. If you replace a sensor, you must re-calibrate the converter.
  • Page 28 Mounting and Installation Operating Manual March 2025 MHM-97878 Figure 4-8: Starting points for opening the housing 2. Cut the wire bridge for enabling LVDT sensor operation with the wire cutter. See Figure 4-9, element A for position. Figure 4-9: Wire bridge position a.

  • Page 29: Chapter 5 Channel Supervision

    Operating Manual Channel supervision MHM-97878 March 2025 Channel supervision The Channel Ok supervision function of the A6500-LC checks the converter supply voltage, the current consumption of the sensor, and the sensor signal voltage. The condition of the converter is indicated by an LED at the device front and the sensor signal output.
  • Page 30 Channel supervision Operating Manual March 2025 MHM-97878 Figure 5-1: Starting points for opening the housing 2. Cut the wire bridge for permanently disabling the Channel OK supervision with the wire cutter. See Figure 5-2, element A for position. Figure 5-2: Position Channel OK disabling wire bridge A.
  • Page 31 Operating Manual Channel supervision MHM-97878 March 2025 • COK (Channel OK) response time: The COK response time (lock out time) is the time between the disappearance of an error and the generation of the COK state. The COK response time is 100 ms. MHM-97878, Rev.

  • Page 32: Chapter 6 Function Check

    Function check Operating Manual March 2025 MHM-97878 Function check This chapter describes the function check of A6500-LC converters with a fixed sensitivity and for a factory calibrated converters. The converter does not require scheduled maintenance. So, periodic checks are not necessary.
  • Page 33 Operating Manual Function check MHM-97878 March 2025 Figure 6-1: Output voltage depending on PR 9350/01 measuring range Figure 6-2: Output voltage depending on PR 9350/02 and PR 9350/04 measuring range MHM-97878, Rev. 6.00...
  • Page 34 Function check Operating Manual March 2025 MHM-97878 Figure 6-3: Output voltage depending on PR 9350/06 and PR 9350/08 measuring range Figure 6-4: Output voltage depending on PR 9350/12 measuring range MHM-97878, Rev. 6.00...

  • Page 35: Function Check Of Factory Calibrated A6500-Lcs

    Operating Manual Function check MHM-97878 March 2025 Figure 6-5: Output voltage depending on PR 9314/41 measuring range Function check of factory calibrated A6500-LCs Prerequisites The below listed equipment is required for the function check of factory calibrated A6500- LCs. • Standard multimeter with suitable measuring cables for measuring the converter voltages •...
  • Page 36 Function check Operating Manual March 2025 MHM-97878 • Sensor or converter of the calibrated measuring chain has been interchanged - so they are not calibrated. Check if the type description and serial number of the connected sensor is on the converter type label. •...

  • Page 37: Replacement Of A Defective Sensor Or A6500-Lc

    Operating Manual Replacement of a defective sensor or A6500-LC MHM-97878 March 2025 Replacement of a defective sensor or A6500-LC This chapter describes the replacement of a defective sensor or converter. It's not necessary to switch off the power supply. Sensor and A6500-LC can be replaced when powered.

  • Page 38: Replacement Of A Factory Calibrated A6500-Lc And Sensor

    • Screw driver for cable terminals The sensor and converter parts of the measurement chain are calibrated together. For measurement accuracy, Emerson recommends replacing the entire measuring chain even if only one part is defective. Procedure 1. Disconnect all wiring from the converter.

  • Page 39: Technical Data

    Operating Manual Technical data MHM-97878 March 2025 Technical data Only specifications with indicated tolerances or limit values are binding. Data without tolerances or without error limits are informative data and not guaranteed. Technology is under constant development, and specifications are subject to change without notice. If not otherwise specified , all data are referred to an environmental temperature of +25°C.

  • Page 40: Accuracy

    Technical data Operating Manual March 2025 MHM-97878 approximately 9.2 V / 5.4 to with PR 9350/04 14.6 V approximately 10.4 V / 4.8 to with PR 9350/06 15.2 V approximately 11.0 V / 4.5 to with PR 9350/08 15.5 V approximately 12.2 V / 3.9 to with PR 9350/12 16.1 V...

  • Page 41: Channel Supervision

    Operating Manual Technical data MHM-97878 March 2025 Output voltage limits approximately +1.1 to +23.3 V at +24 V supply voltage Jitter <10 mV peak to peak Resistance approximately 100 Ω Overvoltage protection <60 V Use SELV/PELV power supply Switch on time approximately 200 ms Frequency range 0 to 10 Hz...
  • Page 42 Technical data Operating Manual March 2025 MHM-97878 Mechanical design Weight approximately 65 g exclusive packaging Environmental conditions Protection class IP20 according to IEC 60529 Allowed degree of pollution Category 2 according to IEC 61010-1 Operating temperature -35°C to +75°C Storage temperature -35°C to +85°C Relative humidity 5 to 95%...

  • Page 43: Chapter 9 Certificates

    Operating Manual Certificates MHM-97878 March 2025 Certificates MHM-97878, Rev. 6.00...
  • Page 44 Certificates Operating Manual March 2025 MHM-97878 MHM-97878, Rev. 6.00...
  • Page 45 Operating Manual Certificates MHM-97878 March 2025 MHM-97878, Rev. 6.00...
  • Page 46 Certificates Operating Manual March 2025 MHM-97878 MHM-97878, Rev. 6.00...

  • Page 47: Index

    Operating Manual Index MHM-97878 March 2025 Index A6500-UM 11, 17, Wiring A6500-xR 18, Cable Commissioning Connection Front view Inductive half-bridge 11, 18, LVDT 11, 20, Mounting Mounting rail Output signal Sensor connection Side view Technical support Voltage supply MHM-97878, Rev. 6.00...
  • Page 48 The Emerson logo is a trademark and service mark of Emerson Electric Co. The AMS logo is a mark of one of the Emerson family of companies. All other marks are the property of their respective owners.

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