Contrex ML-Drive Bedienungsanleitung

E

1 - 2

3 - 66Table 3-35 ASCII to Binary@ 1000000 ' 1100000A 1000001 a 1100001B 1000010 b 1100010C 1000011 c 1100011D 1000100 d 1100100E 1000101 e

3 - 67Table 3-36 Binary to Monitor ParametersMP-50 MP-51 MP-52 MP-53 MP-54

3 - 68—NOTES—

4 - 1TroubleshootingDiagnosticsTroubleshootingPROM Chip Replacement

4 - 2

4 - 3DIAGNOSTICSThis section describes how to use the diagnostic routines to verify that the ML-Drive isoperating properly as well as to identify any

4 - 4RAM Test #1 - To Test Random Access MemoryClear/4 will automatically default to RAM Test #1. The diagnosticindicator and the number “1” will be

4 - 5Display Test #2 - To Test the LED Display Panel SegmentsPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “2” are

4 - 6Keypad Test #3 - To Test the KeypadPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “3” are visible on the left

4 - 7Input Test #4 - To Test the Logic InputsPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “4” are visible on the

1 - 3INTRODUCING THE ML-DRIVEThe ML-Drive is a highly accurate, digital, motor drive which can drive 1/4 to 2horsepower PM DC motors. It has advanced

4 - 8Output Test #5 - To Test the Logic OutputsPress the “UP” or “DOWN” scroll keys until the diagnostic indicator andthe number “5” are visible on th

4 - 9In addition to diagnostic tests 1-5, the ML-Drive automatically performs two power updiagnostic routines during every Power Up.RAM TEST - Random

4 - 10—NOTES—

4 - 11TROUBLESHOOTINGThis section contains four troubleshooting flowcharts to help you resolve four possiblesystem operating problems. The four scena

4 - 12Figure 4-1 Motor Does Not Stop FlowchartYesMotor Does Not StopMP-53 =1000 (F–Stop)J4, Pin 6 isshorted to commonMP-53 =0100 (R–Stop)MP-53 =0010

4 - 13MP-50 =0010(Master)MP-50 =0100(Follower)MP-50 =0001(Direct)YesMotor Does Not RunProblem CorrectedYesYesNoNoNoNoSetpoint is correct ?NoYesMP-45 i

4 - 14Figure 4-3 Motor Runs at Wrong Speed FlowchartMP-50 =0010(Master)MP-50 =0100(Follower)MP-50 =0001(Direct)YesMotor Runs at Wrong SpeedProblem C

4 - 15Figure 4-4 Motor Runs Unstable FlowchartChange CP-61 to “1”and Run in Direct ModeNoMotor Runs UnstableMotor StillUnstable ?NoYesProblem Correc

4 - 16PROM CHIP REPLACEMENTThe PROM (Programmable Read Only Memory) chip is the software for the ML-Drive.See Figure 4-5 for the PROM's location

4 - 17Figure 4-5 PROM LocationBeveled CornerInsert Tool HereInsert Tool Here

1 - 4EXAMPLES OF ML-DRIVEAPPLICATIONSFigure 1-1 is an example of a Master mode of operation for a pump application. Thescaling format allows the oper

4 - 18—NOTES—

Glossary - 1Glossary

Glossary - 2

Glossary - 3GLOSSARYAcceleration/Deceleration Acceleration Time (CP-16) and Deceleration Time (CP-17)control the rate of speed change in response to s

Glossary - 4the Follower mode, Acceleration/Deceleration, Tuning,Alarms, and Jog. The ML-Drive comes factory pre-loadedwith a complete set of default

Glossary - 5Drive Enable The Drive Enable output is activated based on theRamped Reference (MP-46) and the feedback. TheRamped Reference is the calcu

Glossary - 6Input Monitoring Lead Frequency (MP-41)Feedback Frequency (MP-43)Logic Inputs, Group A (MP-54)Logic Inputs, Group B (MP-55)Input Test Test

Glossary - 7Master Mode A stand-alone control of a single motor. The scaling formatallows the operator to enter a setpoint in EngineeringUnits. The

Glossary - 8

Glossary - 9Output Test Tests the Logic Outputs.Outputs Drive Out (J2 pins 1, 2)Drive Enable (J4 pin 16, 18)Alarm (J4 pin 17, 18)Parameters Parameters

1 - 5Figure 1-2 is an example of the Follower mode of operation in a pump application. Thescaling format allows the operator to enter the setpoint as

Glossary - 10Tuning Tuning stabilizes speed error differences between thesetpoint and feedback.Ring Kits Ring Kits are flange motor mounted sensors th

AppendicesAppendix A - ML-Drive SpecificationsAppendix B - FormulasAppendix C - Parameter Summary -Numeric Quick ReferenceAppendix D - Control Paramet

A-1APPENDIX A: ML-DRIVE SPECIFICATIONSAccuracy: .01% Set SpeedResponse: 10 millisecond control loop updateTuning: Separately adjustable Gain, Integra

A-2Digital Outputs: Open-Collector Driver (ULN2003)(50 VDC max, 200 mA continuous, 500 mA peak)Optically IsolatedDrive EnableAlarmDrive Output: Phase

B - 1APPENDIX B: FORMULASUse the following formulas to calculate Speed Control:MASTER MODEGeneralHZRPMSetpointMaster = RPMFeedbackE.U.Master

B - 2—NOTES—

C - 1APPENDIX C: PARAMETER SUMMARY -NUMERIC QUICK REFERENCECP-01 MASTER SETPOINT 1The Engineering Units value that you want your system to operate at

C - 2CP-06 DIRECT SETPOINTUse the Direct Setpoint (CP-06) to set the drive output that is used when the ML-Drive is in theDirect Mode of operation. D

C - 3CP-15 SCALED ERROR ALARMThe Scaled Error Alarm (CP-15) is the RPM deviation between the scaled reference and thefeedback that will activate the A

1 - 6—NOTES—

C - 4CP-31 PPR FEEDBACKPPR Feedback (CP-31) is the number of gear teeth or number of encoder lines on the Followerfeedback sensor per revolution (puls

C - 5MP-43 FEEDBACK FREQUENCYThe Feedback Frequency (MP-43) displays the frequency of the Feedback Frequency Input(J4 pin 4) in units of hertz (pu

C - 6MP-47 DRIVE OUTPUTThe Drive Output (MP-47) displays the drive output level to the motor (J2 pin 1, 2). Drive Outputis displayed as a percentage;

C - 7MP-51 KEYPAD ERRORIf a Control Parameter entry has been rejected, Keypad Error (MP-51) will ascertain the reasonthat it was rejected. Keypad E

C - 8MP-53 CONTROL STATEControl State (MP-53 ) displays a number “1” to indicate the active control state of theML–Drive. In the example below, “Run

C - 9MP-55 LOGIC INPUTS - GROUP BThe Logic Inputs - Group B (MP-55) displays the status of the Master/Follower and SetpointSelect logic inputs. The n

C - 10MP-58 SERIAL COMMUNICATIONS ERRORSerial Communications Error (MP-58) identifies errors in the last transmitted message that wassent to the ML-Dr

C - 11CP-62 INVERSE SCALINGUse Inverse Scaling (CP-61) to select either the Standard or the Inverse setpoint scaling format.Enter “2” for Inverse Scal

C - 12CP-67 DERIVATIVEIn systems with a very large inertia, use Derivative (CP-67) to reduce the overshoot from theintegral term. Decrease the value

C - 13CP-73 CONTROL MASKThe Serial Communications can control some of the logic input functions. Enter the number forthe required functions in Contro

2 - 1Installation / SetupMountingWiringInputsOutputsSerial CommunicationsCalibrationCurrent Limit

C - 14MP-83 CURRENT LIMIT STATUSCurrent Limit Status (MP-83) displays the present status of the current limit. When the ML-Driveis current limiting,

D - 1USERCODE DESCRIPTION MIN MAX DEFAULT RECORD UNITSCP-01 Master Setpoint 1 0000 9999 0000 ENGCP-02 Master Setpoint 2 0000 9999 0000 ENGCP-03 Follow

D - 2—NOTES—

E - 1APPENDIX E: MONITOR PARAMETERREFERENCECODE DESCRIPTION MIN MAX UNITSMP-40 Tach 0 9999 ENG.MP-41 Lead Frequency 0 9999 HZMP-43 Feedback Frequency

E- 2—NOTES—

F - 1APPENDIX F: ML-DRIVE FAX COVER SHEETDate: ______________________Atten: Contrex Technical SupportFax Number: 1-763-424-8734From:Name ___________

F - 2MP-53 Control StateMP-54 Logic Inputs - Group AMP-55 Logic Inputs - Group BMP-56 Logic OutputsMP-57 EEPROM StatusMP-58 Serial Comm ErrorMP-59 Fre

G- 1APPENDIX G: WIRING DIAGRAMEXAMPLESDANGERThis diagram is for conceptual purposes only!Use safety equipment.Make wiring connections carefully.Incor

G - 2DANGERThis diagram is for conceptual purposes only!Use safety equipment.Make wiring connections carefully.Incorrect use of equipment or connectio

G- 3Figure G-3 Start/Stop with Armature ContactorDANGERThis diagram is for conceptual purposes only!Use safety equipment.Make wiring connections care

2 - 2Figure 2-1 ML-Drive Cutout Dimensions and Mounting Guide3.60"3.60"4.00"*6.00"4.00"DOOR PANEL(3.65" .03" CUT

G - 4DANGERThis diagram is for conceptual purposes only!Use safety equipment.Make wiring connections carefully.Incorrect use of equipment or connectio

E ---04/13---Update Page 2-5 for Motor Over-temp protection

H - 2—NOTES—

Warranty - 1WarrantyService PolicyWarranty

Warranty - 2

Warranty - 3SERVICE POLICYContrex, Inc., recognizes that with each saleof its product there are certain productobligations. This document defines th

Warranty - 4WARRANTYContrex, Inc., guarantees this device againstdefects in workmanship and materials for aperiod of one (1) year from the date ofpurc

Index - 1Index

Index - 2

Index - 3IndexAAC Power (J2 pins 3, 4, 5)..page 2-8Acceleration Time..page 3-26, 3-32, C-3, D-1Acceleration/Deceleration..page 3-26, Glossary-3Active

2 - 3MOUNTINGThis section contains instructions for mounting the ML-Drive in the door panel of aNEMA Industrial Electrical enclosure. The ML-Drive is

Index - 4Control Parameters..page 3-7, Glossary-3CP-01..page 3-9, 3-10, 3-11, 3-23, C-1, D-1CP-02..page 3-9, 3-10, 3-11, 3-23, C-1, D-1CP-03..page 3-1

Index - 5Dedicated Keys.See Keys: DedicatedDerivative..page 3-27, C-12, D-1Deviation..page 3-29, 3-43, C-2, C-5, E-1Device Address..page 3-50, C-12, D

Index - 6HHardwired..page Glossary-5High Alarm..page 3-29, 3-46, C-2, D-1Host Computer, Interface..page 3-49, 3-52Housing the ML-Drive..page 2-3How to

Index - 7J4 pins 9, 11 (R–Stop)..page 2-10Jog..page 3-32, 3-36, Glossary-6Jog input (J4 pins 7, 8)..page 2-10Jog Setpoint..page 3-32, C-1, D-1KKeypadB

Index - 8Master Setpoint 2..page 3-9, C-1, D-1Max RPM Feedback..page 3-9, 3-13, C-4, D-1Max RPM Lead..page 3-13, C-4, D-1ML-DriveExample of Applicatio

Index - 9OOpen Loop..page 1-3, Glossary-7Operating State..page Glossary-7Operating StatesF–Stop..page 3-34Jog..page 3-36R–Stop..page 3-34Run..page 3-3

Index - 10Send..page 3-53, Glossary-9Summary Reference List..page C-1Value..page 3-7, 3-39, Glossary-9Peak Current Limit.See Current Limit: PeakPerfor

Index - 11Setpoint Select Input (J4 pins 13, 14)..page 2-12SetupCalibration..page 2-17Mounting the ML-Drive..page 2-3Wiring..page 2-5SoftwareCode Revi

Index - 12—NOTES—

2 - 4Figure 2-2 ML-Drive General Wiring5V_DICOMLEAD_FQFDBK_FQCOMRUNJOGCOMR–STOPF–STOPCOMMST / FOLSETPTCOMV_DODRV_ENALARMCOMUSE COPPER WIRE ONLY. SEL

WIRINGThis section contains the power supply, input, and output wiring for the ML-Drive. Please read this section prior to wiring

iiTechnical AssistanceIf you have comments or questions concerning the operation of the ML-Drive, please call. A member of our Technical Support Staff

2 - 6—NOTES—

2 - 7Figure 2-3 I/O Power / IsolatedFigure 2-4 I/O Power / Non-IsolatedINPUTSNOTE: The installation of this motor control must conform to area an

2 - 8AC Power (J2 pins 3, 4, 5)The ML–Drive model #3200-1933operates on 115 VAC + 15%, 0.1Amp., 50/60 Hz. The ML–Drive model#3200-1934 operates on 23

2 - 9Feedback Frequency(J4 pins 4, 5)The Feedback Frequency is a pulsetrain input that the ML-Drive uses todetermine the speed of the followermotor.

2 - 10Figure 2-9 JogFigure 2-10 R–StopJOG78J4R-STOP911J4Jog (J4 pins 7, 8)Jog is a maintained input. When Jogis closed, the ML-Drive commandsthe

2 - 11Figure 2-11 F–StopF–Stop (J4 pins 10, 11)F–Stop is a momentary input. Whenit is open, the ML-Drive stopsimmediately (zero RPM) and ignoresthe

2 - 12Figure 2-13 Setpoint SelectSetpoint Select (J4 pins 13, 14)The Master and Follower setpointsare determined by the Setpoint Selectinput combine

2 - 13OUTPUTSNOTE: The installation of this motor control must conform to area and local electricalcodes. See The National Electrical Code (NEC,) Art

2 - 14Alarm (J4 pin 17)By entering alarm Control Parameters, you can establish circumstances under whichthe ML-Drive will alert you to potential oper

2 - 15Figure 2-16 ML-Drive Multidrop InstallationSERIAL COMMUNICATIONSNOTE: The installation of this motor control must conform to area and local el

iiiDANGERImproper installation cancause severe injury, death ordamage to your system.Integrate this motion controlunit into your system withcaution.Op

2 - 16Figure 2-17 ML-Drive Serial Communications Connections1. Shield only at one end of the cable.2. If you need to terminate the communication lin

2 - 17CALIBRATIONCalibration sets the ML-Drive's current limit. The ML-Drive must be properly installedprior to calibration. Refer to Installat

2 - 18CURRENT LIMITThe ML-Drive provides current limiting for both RMS continuous duty and RMS peakintermittent duty. The RMS current limit level is

2 - 19Use Motor Current (MP-82) to display the value, in amps, of the motor armature'scurrent:Press “Code Select”Enter “82” (Motor Current)Press

2 - 20—NOTES—

3 - 1OperationKeypad OperationKeypad LockoutControl Parameters (CP)Direct ModeMaster ModeFollower ModeInverse Master ModeInverse Follower ModeAccelera

3 - 2

3 - 3KEYPAD OPERATIONThe front panel of the ML-Drive is an easy to use keypad that gives you direct accessto the Parameters (Control Parameters and Mo

3 - 4Press “Code Select”.Enter a Parameter Code (For a Control Parameter or Monitor Parameter).Press “Enter” (within 15 seconds).The Parameter Code an

3 - 5KEYPAD LOCKOUTKeypad Lockout (CP-98) displays the present status of the keypad lockout. When thekeypad is locked, then “LOC” is displayed:Locked

iv

3 - 6Record your numeric Keypad Lockout password here:Please read the “CAUTION” statement on Page 3-5

3 - 7CONTROL PARAMETERSParameters are divided into two classifications; Control Parameters (CP) and MonitorParameters (MP). The numbered code that re

3 - 8Direct ModeIn the Direct mode of operation, the drive output from the ML-Drive to the motor can beset directly. Direct mode is an open-loop mode

3 - 9Master ModeThe Master, or stand-alone mode of operation, is a single motor operation. In thissimple mode of operation, the entire process is con

3 - 10Table 3-4 Default Master Scaling Control ParametersCP Parameter Name Parameter ValueCP-34 Max RPM Feedback 2000CP-31 PPR Feedback 60CP-20 Mas

3 - 11Table 3-6 Entering Master Setpoint Control ParametersCP Parameter Name Parameter ValueCP-01 Master Setpoint 1 CP-02 Master Setpoint 2Enter the

3 - 12 Master Mode ExampleThe following example demonstrates how scaling and setpoint Control Parameters areentered for a typical Master mode of opera

3 - 13Follower ModeThe Follower mode of operation is the most frequently used mode of operation. It is amulti-motor operation in which the entire pro

3 - 14Table 3-8 Default Follower Scaling Control ParametersCP Parameter Name Parameter ValueCP-33 Max RPM Lead 2000CP-34 Max RPM Feedback 2000CP-30

3 - 15With your scaling established, you can enter values for Follower Setpoints 1 and 2(CP-03, CP-04). The value that you enter for a setpoint is t

vTable of ContentsIntroduction... 1-1Introducing the ML-Drive ...

3 - 16Follower Mode Examples A and BExample A demonstrates how scaling and setpoint Control Parameters are entered fora typical Follower mode of opera

3 - 17To find Follower Setpoint 1 (CP-03) for Example A:Follower E.U. desired 15Setpoint 1 =________________________________=___=3Lead E.U. operatio

3 - 18Table 3-11 Follower Mode Control Parameters Example ACP Parameter Name Parameter ValueCP-33 Max RPM Lead 1725CP-34 Max RPM Feedback 1800CP-30

3 - 19Example B demonstrates how scaling and setpoint Control Parameters are entered fora typical Follower mode of operation that uses a percentage se

3 - 20To find Follower Setpoint 1 (CP-03) for Example B:Follower E.U. desiredSetpoint 1 =________________________________x 100 (%)Lead E.U. operatio

3 - 21Table 3-12 Follower Mode Control Parameters Example BCP Parameter Name Parameter ValueCP-33 Max RPM Lead 1800CP-34 Max RPM Feedback 1800CP-30 P

3 - 22Inverse Master ModeThe Inverse Master Mode is a variation of the Master Mode. The Inverse Master Modehas an inverted setpoint. If you increase

3 - 23Inverse Master Mode ExampleThe Inverse Master Mode Example demonstrates how scaling and setpoint ControlParameters are entered for a typical Inv

3 - 24Inverse Follower ModeThe Inverse Follower Mode is a variation of the Follower Mode. The Inverse FollowerMode has an inverted setpoint. If you

3 - 25Inverse Follower Mode ExampleThe Inverse Follower Mode Example demonstrates how the scaling and setpointControl Parameters are entered for a typ

viMonitor Parameters ... 3-39Input Monitoring ...

3 - 26Acceleration/DecelerationAcceleration/Deceleration (CP-16 and CP-17) control the rate of speed change inresponse to setpoint changes. These par

3 - 27TuningIf your system is unstable, or the speed error is unacceptable, tuning stabilizes speederror differences between the setpoint and feedback

3 - 28Table 3-22 Entering Master / Follower Tuning Control ParametersCP Parameter Name Parameter ValueCP-65 Gain (Proportional)CP-66 IntegralCP-67

3 - 29AlarmsThe Control Parameters for Alarms are identical for both the Master and the Followermodes of operations. By entering values in the Contro

3 - 30Table 3-23 Default Alarms Control ParametersCP Parameter Name Parameter ValueCP-10 Alarm Format 15CP-12 Low Alarm 0CP-13 High Alarm 2000CP-14 R

3 - 31Table 3-24 Entering Alarms Control ParametersCP Parameter Name Parameter ValueEnter the RPMs at or below which you want the Alarm output to act

3 - 32JogJog increases the RPMs at the acceleration rate that you specified in Acceleration Time(CP-16) until the Jog Setpoint (CP-05) is achieved. W

3 - 33LOGIC CONTROLThis section addresses the four digital inputs that control the ML-Drive's operatingstate. Logic Control also addresses one d

3 - 34Logic InputsF–Stop has priority over the other operating states. F–Stop brings the ML-Drive's driveoutput to an immediate Zero.To activate

3 - 35Run has the third highest operating priority. Run ramps to the scaled setpoint speed,using the Acceleration Time (CP-16). Run can be activated

viiList of IllustrationsFigure 1-1 ML-Drive Master Mode ... 1-4Figure 1-2 ML-Drive Follower M

3 - 36Jog has the least operating priority. Jog ramps to the Jog Setpoint (CP-05), using theAcceleration Time (CP-16). When Jog is terminated, the M

3 - 37Logic OutputThe Drive Enable output is controlled by the Ramped Reference (MP-46) and thefeedback. Drive Enable Logic (CP-74) determines which

3 - 38—NOTES—

3 - 39MONITOR PARAMETERSParameters are divided into two classifications; Control Parameters (CP) and MonitorParameters (MP). The numbered code that r

3 - 40Input MonitoringThese MPs monitor the ML-Drive's inputs.MP-41 LEAD FREQUENCYThe Lead Frequency (MP-41) displays the frequency of the Le

3 - 41MP-54 LOGIC INPUTS - GROUP AThe Logic Inputs - Group A (MP-54) displays the status of the Run, Jog, R–Stop and F–Stop digital inputs. The n

3 - 42Output MonitoringThese MPs monitor the ML-Drive's outputs.MP-47 DRIVE OUTPUTThe Drive Output (MP-47) displays the drive output to the motor

3 - 43Performance MonitoringPerformance Monitor Parameters monitor the performance of the ML-Drive and yoursystem. Figure 3-2 is a block diagram of t

3 - 44MP-45 SCALED REFERENCEThe Scaled Reference (MP-45) is the scaled setpoint number converted to hertz. It isthe calculated value that is inpu

3 - 45Status MonitoringThese MPs monitor the status of the ML-Drive's modes of operation and operatingstates.MP-50 ACTIVE SCALING MODEThe digi

viiiList of TablesTable 3-1 Basic Keypad Entry ... 3-4Table 3-2 Default Direct Mode Cont

3 - 46MP-52 ALARM STATUSThe digit that displays a number “1” is the active Alarm. In the example below, “HighSpeed Alarm ” is the active alarm.Lo

3 - 47MP-59 FREQUENCY OVERFLOW COUNTERThe Frequency Overflow Counter (MP-59) is a counter that increments each time thefrequency input to the ML-Drive

3 - 48—NOTES—

3 - 49SERIAL COMMUNICATIONSThe ML-Drive can interface with a host computer through a RS485 SerialCommunications Interface. This interface allows the

3 - 50Using Serial CommunicationsThis section describes how to use the Serial Communications. Before you can applythis section, The ML-Drive must be

3 - 51CP-72 CHARACTER FORMATThe ML-Drive uses three different character formats. Enter the number for the requiredformat, as listed below.1 = 8 D

3 - 52Communications Software DesignThe ML-Drive Serial Communications Interface uses a polling technique to establish alink with the host computer.

3 - 53Parameter SendUse the Parameter Send to change any of the ML-Drive's Control Parameters.Table 3-29 Parameter Send - Host TransmissionChar

3 - 54Character 4 - Message Type:This character should always be “3”.Character 5, 6 - Parameter Number:These characters identify the Control Parameter

3 - 55Character 12 - ETX:Always use the ASCII “ETX” character to terminate the character string.Example of Parameter Send:A new Acceleration Time of 5

1 - 1IntroductionIntroducing the ML-DriveExamples of ML-Drive Applications

3 - 56Table 3-30 Parameter Send - ML-Drive ResponseCharacter # 1 2 3 4 5 6 7 8 9 10 11 12DEV # DEV # ERROR PAR # PAR # DATA DATA DATA DATA DATADESC

3 - 57Characters 5,6 - Parameter Number:The Control Parameter code is sent back to the host computer from the ML-Drive.Characters 7 through 10 - DATA:

3 - 58Control Command SendThe Control Command Send allows the host computer to control the operatingfunctions of the ML-Drive that are associated with

3 - 59Characters 5,6 - Parameter Number:These characters should always be “0”.Characters 7 through 8 - DATA:These characters should always be “0”.Char

3 - 60Table 3-32 Control Command Send - ML-Drive ResponseCharacter # 1 2 3 4 5 6 7 8 9 10 11 12DEV # DEV # ERROR PAR # PAR # DATA DATA DATA DATA DAT

3 - 61Characters 5,6 - Parameter Number:These characters will always be “0”.Characters 7 through 10 - DATA:These characters will always be “0”.Charact

3 - 62Data InquiryUse the Data Inquiry to request the current value for Parameters (i.e., ControlParameters or Monitor Parameters).Table 3-33 Data I

3 - 63Characters 5,6 - Parameter Number:This is the Control Parameter code (i.e., enter “16” for CP–16).Characters 7 through 10 - DATA:These character

3 - 64Table 3-34 Data Inquiry - ML-Drive ResponseCharacter # 1 2 3 4 5 6 7 8 9 10 11 12DEV # DEV # ERROR PAR # PAR # DATA DATA DATA DATA DATADESC ST

3 - 65Characters 5,6 - Parameter Number:The Control Parameter code is sent back to the host computer from the ML-Drive.Characters 7 through 10 - DATA: