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GE SX TRANSISTOR CONTROL IC3645SR4U404N2 Installation And Operation Manual

Sx transistor control separately excited (sx) transistorized dual motor traction control and series pump control
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INSTALLATION AND OPERATION
SX TRANSISTOR CONTROL
SEPARATELY EXCITED (SX) TRANSISTORIZED DUAL MOTOR TRACTION CONTROL
Note: The information contained herein is intended to assist OEM's, Dealers and Users of electric vehicles
in the application, installation and service of GE solid-state controllers. This manual does not purport to
cover all variations in OEM vehicle types. Nor does it provide for every possible contingency to be met
involving vehicle installation, operation or maintenance. For additional information and/or problem
resolution, please refer the matter to the OEM vehicle manufacturer through his normal field service
channels. Do not contact GE directly for this assistance.
Section 1.0
INTRODUCTION ........................................................................................................................................................ 4
1.1
1.2
1.3
1.4
Section 2.0
FEATURES OF SX FAMILY OF MOTOR CONTROLLERS .................................................................................... 6
2.1
2.1.1
2.1.1.a
2.1.1.b
2.1.2
2.1.3
2.1.3.a
2.1.3.b
2.1.3.c
AND SERIES PUMP CONTROL
INSTALLATION AND OPERATION MANUAL
(IC3645SR4U404N2 and IC3645SP4U400N3)

Table of Contents

Copyright by General Electric Company January 2000
Motor Characteristics .............................................................................................................. 4
Solid-State Reversing ............................................................................................................... 5
Flexible System Application..................................................................................................... 5
More Features with Fewer Components ................................................................................ 5
Performance.............................................................................................................................. 6
Oscillator Card Features .................................................................................................. 6
Standard Operation .................................................................................................. 6
Creep Speed............................................................................................................... 6
Controlled Acceleration .......................................................................................... 6
Current Limit ...................................................................................................................... 6
Braking ............................................................................................................................... 6
Plug Braking .............................................................................................................. 6
Regenerative Braking to Zero Speed ...................................................................... 6
Pedal Position Plug Braking .................................................................................... 6
Page 1
January 2000

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  Summary of Contents for GE SX TRANSISTOR CONTROL IC3645SR4U404N2

  • Page 1: Table Of Contents

    Note: The information contained herein is intended to assist OEM's, Dealers and Users of electric vehicles in the application, installation and service of GE solid-state controllers. This manual does not purport to cover all variations in OEM vehicle types. Nor does it provide for every possible contingency to be met involving vehicle installation, operation or maintenance.
  • Page 2 INSTALLATION AND OPERATION SX TRANSISTOR CONTROL 2.1.3.d 2.1.4 Auxiliary Speed Control... 6 2.1.4.a Field Weakening... 6 2.1.4.b Speed Limits ... 7 2.1.4.c Proportional Operation for Dual Motor Vehicles ... 7 2.1.5 Ramp Operation ... 7 2.1.5.a 2.1.5.b 2.1.6 Steer Pump Contactor Time Delay ... 7 2.1.7 On-Board Coil Drivers and Internal Coil Suppression ...
  • Page 3 TMM7A Typical Brush Wear Sensor Connections ..53 5.4.3 TMM Pump Control Connections ... 54 TMM7A Outline Drawings ... 54 Section 6.0 SX FAMILY - GE HANDSET INSTRUCTIONS ... 55 General Features ... 55 Purpose/Setup Functions ... 55 Setup Function Procedures ..56 6.3.1 Setup Mode ...
  • Page 4: Introduction

    GE has introduced a second generation system using separately excited DC shunt wound motors. The separately excited DC motor system offers many of the features that are generally found on the advanced AC systems.
  • Page 5: Solid-State Reversing

    For GE, the future is now as we make available a new generation of electric traction motor systems for electric vehicles having separately excited DC shunt motors and controls.
  • Page 6: Performance

    BASIC OPERATION AND FEATURES SX TRANSISTOR CONTROL Section 2. FEATURES OF SX FAMILY OF TRANSISTOR MOTOR CONTROLLERS Section 2.1 Performance Section 2.1.1 Oscillator Card Features Section 2.1.1.a Standard Operation With the accelerator at maximum ohms or volts, the creep speed can be adjusted by Function 2 of the Handset or a trimpot.
  • Page 7: Speed Limits

    SX TRANSISTOR CONTROL to optimize motor and control performance, and this setting will be determined by GE and OEM engineers at the time of vehicle development. This setting must not be changed by field personnel, without the permission of the OEM.
  • Page 8: On-Board Coil Drivers And Internal Coil Suppression

    BASIC OPERATION AND FEATURES SX TRANSISTOR CONTROL Section 2.1.7 On-Board Coil Drivers & Internal Coil Suppression Coil drivers for the LINE and SP contactors are on-board the control card. These contactors must have coils rated for the vehicle battery volts. Section 2.2 System Protective Override Section 2.2.1 Static Return to Off (SRO) This inherent feature of the control is designed to require...
  • Page 9: Hourmeter Readings

    Section 2.3.5 Handset This is a multi-functional tool used with the LX, ZX, and SX Series GE solid state controls. The Handset consists of a Light Emitting Diode (LED) display and a keyboard for data entry. Note, for ordering purposes, a separate Handset part is required for SX controls.
  • Page 10 BASIC OPERATION AND FEATURES SX TRANSISTOR CONTROL Three speeds, adjustable from O to 100% motor volts. Fixed speeds actuated by switch closure to negative. Current limit and controlled acceleration adjustable. Battery Discharge Indicator interrupt compatible. Operation of voltage regulator card: This card provides the basic functions required for controlling the pump control, optional contactors, and PMT functions.
  • Page 11: Section 3.0 Ordering Information, Elementary And Outline Drawings

    OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS SX TRANSISTOR CONTROL Section 3.0 ORDERING INFORMATION, ELEMENTARY AND OUTLINE DRAWINGS Section 3.1 Ordering Information for Separately Excited Controls Example: Part Number: Argument Number: Argument 01: Argument 02: Argument 03: Argument 04: Argument 05: Argument 06: Argument 07: IC3645...
  • Page 12: Outline: Sx-3 And Sr-3 Package Size

    OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS SX TRANSISTOR CONTROL Page 12 Section 3.2 Outline: SX-3 and SR-3 Package Size January 2000...
  • Page 13: Traction Elementary

    OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS SX TRANSISTOR CONTROL Section 3.3 Traction Elementary REVERSE FORWARD START SEAT Page 13 ARMATURE FIELD ARMATURE FIELD January 2000...
  • Page 14: Pump Elementary

    OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS SX TRANSISTOR CONTROL Section 3.4 Pump Elementary PLUG CONTROL SX-2 SPEED SPEED SPEED ARMATURE FIELD Page 14 January 2000...
  • Page 15: Traction And Pump Control Input / Output List

    OUTLINE DRAWINGS, ELEMENTARY DRAWINGS AND INPUTS/OUTPUTS SX TRANSISTOR CONTROL Section 3.5. Traction and Pump Control Input and Output List CONNECTIONS TO MAIN PLUG (23 PIN) AND "Y" PLUG (12 PIN) TRACTION INPUT/OUTPUT DESCRIPTION BATTERY VOLTS FROM BATTERY BATTERY VOLTS FROM KEY BATTERY VOLTS FROM START SWITCH BATTERY VOLTS FROM FORWARD SWITCH BATTERY VOLTS FROM REVERSE SWITCH...
  • Page 16: Section 4.0 Troubleshooting And Diagnostic Status Codes

    GE does not recommend that any type of welding be performed on the vehicle after the installation of the control(s) in the vehicle. GE will not honor control failures...
  • Page 17: High Level Signals (Level H)

    DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL = Control common tie = DC buses feeding sensitive analog or digital hardware = All wiring connected to components associated with sensitive analog hardware with less than 5V signals (for example, potentiometers and tachometers) = Digital tachometers and resolvers = Dash display cabling = RS-232 cabling...
  • Page 18: Recommended Lubrication Of Pins And Sockets Prior To Installation

    EV100/EV200 and Gen II products. Any connection made by GE to the A, B, X, Y, or Z plugs will have the lubricant NYE 760G added to prevent fretting of these connections during vehicle operation.
  • Page 19: General Troubleshooting Instructions

    DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL Page 19 Section 4.4 General Troubleshooting Instructions Trouble-shooting the SX family of controls should be quick and easy when following the instructions outlined in the following status code instruction sheets. If mis-operation of the vehicle occurs, a status code will be displayed on the Dash Display (for vehicles equipped with a Dash Display) or made available by plugging a Handset into the plug "Y"...
  • Page 20: Traction Controller Status Codes

    DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL Section 4.5 Traction Control Codes TRACTION DESCRIPTION OF STATUS STATUS CODE Segments do not illuminate on the NONE Dash Display and/or the Handset. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Circuits valid Display screen on Dash Display and/or Handset is blank.
  • Page 21 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Forward directional switch is closed on initial power up. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate because of Static Return Circuits valid to Off (SRO) lock out. POSSIBLE CAUSE Traction Forward directional switch is closed on initial...
  • Page 22 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Start switch fails to close. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Defective start switch circuit. Traction = Check start switch to insure closure when Controller accelerator is depressed.
  • Page 23 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Accelerator input voltage too high on power up after initial key switch closure. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate when accelerator pedal Circuits valid is depressed or status code -07 is displayed then disappears when the vehicle starts to accelerate.
  • Page 24 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Both the forward and reverse directional switches are closed at the same time. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Forward or reverse directional switch welded Traction closed or mis-adjusted to be held closed.
  • Page 25 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Start switch closed on power up after initial key switch closure. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Start switch input mis-adjusted or defective. Traction = Input voltage at P3 should be less than 60% of Controller...
  • Page 26 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Battery voltage is too low or control card is mis-adjusted. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Discharged battery Traction = Check battery for proper open circuit voltage Controller as shown in “Trouble Shooting Diagram”, charge battery, if required.
  • Page 27 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Motor field current is high on start up in the reverse direction. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Circuits valid Control will not operate. Traction POSSIBLE CAUSE Defective control. Controller = Replace controller unit.
  • Page 28 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Control’s power supply is less than 10 Volts DC. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Line contactor opens and closes, then can only Circuits valid be closed by opening and closing the key switch.
  • Page 29: Oscillator Card Features

    DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Motor field current is too high during the run mode (Dual motor proportioning controls only) MEMORY RECALL SYMPTOM Circuits valid Control will not operate. Traction Controller KEY SWITCH TO ACCESSORIES 12-1 PY12...
  • Page 30 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE PMT enable signal from auxiliary control to master at PL21 is missing during SRO check (Dual motor proportioning controls only) MEMORY RECALL SYMPTOM Circuits valid Auxiliary control shutdown. Traction Controller KEY SWITCH...
  • Page 31 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL Open thermal protector (TP) or transistor over temperature. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Circuits valid Reduced or no power to traction motor in control range. Traction POSSIBLE CAUSE Controller Control is in thermal cut-back. = Allow control to cool, status code should disappear.
  • Page 32 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Motor armature offset voltage is too low. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Defective control. Traction = Replace controller unit. Controller TRACTION DESCRIPTION OF STATUS STATUS CODE...
  • Page 33 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Armature transistor did not turn on properly. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Line contactor opens and closes, then can only Circuits valid be closed by opening and closing the key switch.
  • Page 34 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Motor field current is too low during the run mode. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Defective control. Traction = Replace controller unit. Controller TRACTION DESCRIPTION OF STATUS...
  • Page 35 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Controller “motor current sensor” input too low during running. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Defective control. Traction = Replace controller unit. Controller TRACTION DESCRIPTION OF STATUS...
  • Page 36 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS CODE STATUS The line coil current is too high during the run mode MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Traction - Shorted line contactor coil Controller - Short between wires connected to line coil (wires #10 and 24)
  • Page 37 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE The armature current exceeds the armature transistor limit. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE = Shorted motor armature A1 to A2 Traction = Power cables may be shorted to each other Controller...
  • Page 38 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE The PMT enable signal from the auxiliary (slave) control to the master control drops below 5V. MEMORY RECALL SYMPTOM Circuits valid Control will not operate. Traction Controller KEY SWITCH TO ACCESSORIES 12-1 PY12...
  • Page 39 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE The power steering coil current is too high during the run mode. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Shorted power steering control coil Traction Short between wires connecting to the Controller...
  • Page 40 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Motor current is detected during regenerative braking. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Line contactor opens and closes, then Circuits valid opens and can only close by opening and closing the key switch.
  • Page 41: Tmm Status Codes

    DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL Section 4.6 TMM Status Codes TRACTION DESCRIPTION OF STATUS STATUS CODE Traction motor temperature has exceeded maximum temperature limit. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Status code flashes “on and off”. Circuits valid POSSIBLE CAUSE User defined status code is displayed by switch Traction closure to battery negative.
  • Page 42 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Steering pump motor brush wear indicator has detected worn brush. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Status code flashes “on and off”. Circuits valid POSSIBLE CAUSE User defined status code is displayed by motor Steer brush sensor closure to battery positive.
  • Page 43 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Traction motor brush wear indicator has detected worn brush. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Status code flashes “on and off”. Circuits valid POSSIBLE CAUSE User defined status code is displayed by motor Traction brush sensor closure to battery positive.
  • Page 44 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Pump motor brush wear indicator has detected worn brush. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Status code flashes “on and off”. Circuits valid POSSIBLE CAUSE User defined status code is displayed by motor Pump brush sensor closure to battery positive.
  • Page 45 DIAGNOSTIC STATUS CODES SX TRANSISTOR CONTROL TRACTION DESCRIPTION OF STATUS STATUS CODE Maintenance alert and speed limit. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Status code is displayed for 4 seconds when the Circuits valid key switch is first turned on, and/or the vehicle may run at a reduced speed.
  • Page 46: Pump Control Status Codes

    DIAGNOSTIC STATUS CODES TRANSISTOR PUMP CONTROL Section 4.7 Pump Control Codes PUMP DESCRIPTION OF STATUS STATUS CODE “Card Type” selection is invalid. -117 MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Control will not operate. Circuits valid POSSIBLE CAUSE Pump Invalid card type selection. Controller =Review function 17 in the Handset Instruction sheets.
  • Page 47 DIAGNOSTIC STATUS CODES TRANSISTOR PUMP CONTROL PUMP DESCRIPTION OF STATUS STATUS CODE Armature current is too high during the -128 lift mode. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Circuits valid Control will not operate. POSSIBLE CAUSE Pump Continued operation of vehicle in high Controller motor current condition.
  • Page 48 DIAGNOSTIC STATUS CODES TRANSISTOR PUMP CONTROL PUMP DESCRIPTION OF STATUS CODE STATUS Pump Controller “motor current -142 sensor” input is missing. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Circuits valid No power to pump motor in control range. Pump Controller POSSIBLE CAUSE Control is defective.
  • Page 49 DIAGNOSTIC STATUS CODES TRANSISTOR PUMP CONTROL PUMP DESCRIPTION OF STATUS CODE STATUS Power Transistor (Q1) did not -144 turn off properly. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Circuits valid With no pump contactor, control may run continuously. Pump Controller POSSIBLE CAUSE Control is defective.
  • Page 50 DIAGNOSTIC STATUS CODES TRANSISTOR PUMP CONTROL PUMP DESCRIPTION OF STATUS STATUS CODE “Look Ahead” test for T2 volts -146 less than 12% of battery volts. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Circuits valid Pump control will not operate. Pump POSSIBLE CAUSE Controller Check for short circuit from the motor armature to the frame of...
  • Page 51 DIAGNOSTIC STATUS CODES TRANSISTOR PUMP CONTROL PUMP DESCRIPTION OF STATUS STATUS CODE Capacitor volts are low before the line -151 contactor closes. (Internal card function during precharge) MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Pump control will not operate. Circuits valid POSSIBLE CAUSE Pump Defective control fuse.
  • Page 52 DIAGNOSTIC STATUS CODES TRANSISTOR PUMP CONTROL PUMP DESCRIPTION OF STATUS STATUS CODE Voltage at capacitor (1C) is less than -180 14 volts. MEMORY RECALL CORRECTIVE ACTIONS SYMPTOM Pump control will not operate. Circuits valid POSSIBLE CAUSE (Line contactor controlled by traction Pump control).
  • Page 53: Truck Management Module (Tmm)

    INSTALLATION AND OPERATION MANUAL SX TRANSISTOR CONTROL Section 5. TRUCK MANAGEMENT MODULE (TMM) Section 5.1 General Features The Truck Management Module is a multi-functional accessory card (IC3645TMM7A), or an integral function of the SR Pump control when used with the SX Family of Traction controls.
  • Page 54: Tmm Pump Control Connections

    INSTALLATION AND OPERATION MANUAL SX TRANSISTOR CONTROL Section 5.4.3 TMM Pump Control Connections PUMP CONTROL CONNECTIONS BATTERY NEGATIVE BATTERY POSITIVE Section 5.5 TMM7A Outline Drawings TO PY10 TRACTION 1.60 (40.6) (20.3) Page 54 January 2000...
  • Page 55: Creep Speed

    Section 6. SX FAMILY GE HANDSET INSTRUCTIONS Section 6.1 General Features The GE Handset is a multi-functional tool to be used with the LX, ZX, and SX Series GE solid-state controls. The Handset consists of a Light Emitting Diode (LED) display and a keyboard for data entry.
  • Page 56: Setup Function Procedures

    Section 6.3.3 SX Family Handset, Plug Connections and Outline Drawing “Y” Plug Handset Cable Part Number - 325B1002G1 ACCESSING STORED STATUS CODES WITH GE HANDSET Key Switch Off Push ESC and CONT At The Same Time Release ESC and CONT...
  • Page 57: Setup Functions For Traction Controller

    Important Note: This function is used to optimize motor and control performance, and this setting will be determined by GE and OEM engineers at the time of vehicle development. This setting must not be changed by field personnel without the permission of the OEM.
  • Page 58 Important Note: This function is used to optimize motor and control performance, and this setting will be determined by GE and OEM engineers at the time of vehicle development. This setting must not be changed by field personnel without the permission of the OEM.
  • Page 59 ADJUSTABLE FEATURES SX TRANSISTOR CONTROLS FUNCTION 13 SPEED LIMIT 3 ( Push 13 ) The SL3 set speed limit is activated by the Truck Management Module 90, 91 and 92. See Section 5 for Truck Management Module details. FUNCTION 14 INTERNAL RESISTANCE COMPENSATION ( Push 14 )
  • Page 60 Because absolute memory locations need to be known, this function should not be used without detailed instructions from the GE application engineer. This function should only be adjusted by the vehicle OEM. To ensure optimum operation of the control, this function must be left with zero stored in this register.
  • Page 61: Controlled Acceleration

    ADJUSTABLE FEATURES SX TRANSISTOR CONTROLS The ratio value (VAL) is the set value divided by 10 and rounded to the whole number. Example: Setting of 45 = 45/10 = 4.5 = 4 VAL = VAL ( I x 0.029 ) FIELD MOTOR FUNCTION 28...
  • Page 62 ADJUSTABLE FEATURES SX TRANSISTOR CONTROLS FUNCTION 52 MODE 2 ARMATURE CONTROLLED ACCELERATION ( Push CONT 5) Same as Function 48. This C/A takes effect when the Mode 2 settings are called for by the interactive Dash Display. FUNCTION 53 MODE 2 FIELD WEAKENING START ( Push CONT 6) Same as Function 49.
  • Page 63: Summary Of Current Limit Adjustments

    The value for this function will be defined by the GE application engineer. ZERO The " ratio-2 " setting is adjusted by Function 6.
  • Page 64: Setup Functions For Hydraulic Pump Controller

    ADJUSTABLE FEATURES TRANSISTOR PUMP CONTROLS Section 6.6 Setup Functions for Hydraulic Pump Control FUNCTION 1: NOT APPLICABLE This function is not applicable to this type of control and should not be adjusted. FUNCTION 2: INTERNAL RESISTANCE COMPENSATION START (Push 2) This function allows for the adjustment of the current level at which the internal resistance compensation feature (Function 16) will take effect.
  • Page 65 ADJUSTABLE FEATURES TRANSISTOR PUMP CONTROLS of 0.375 volts each whereas, a setting of 4 will be added in 15 steps of 0.375 volts each. SPEED / TORQUE COMPENSATION TABLE VOLTAGE SETTING DROP SETTING 11.44 7.60 5.72 4.57 3.81 3.27 2.86 2.54 2.28 2.08...
  • Page 66 ADJUSTABLE FEATURES TRANSISTOR PUMP CONTROLS switch input signal is received by the control card. SL3 limit switch is a normally open switch connected to battery negative, the switch closing enables speed limit. Range 0% to 100% battery volts Setting 0 to 255 Resolution 0.375 volts per set unit Example: Setting of 50=18.75 volts...
  • Page 67: Dash Displays

    Section 7.2 Standard Dash Displays GE Electric Vehicle Motors & Controls The GE Standard Dash Display is a four segment Light Emitting Diode (LED) instrument that displays the GE LX, ZX, and SX Status Codes, Hourmeter Readings, Battery Discharge Indication, and Maintenance Required Code.
  • Page 68: Start-Up Display Sequence

    Display Traction Hourmeter For Four Seconds Display Pump Hourmeter For Four Seconds Section 7.5 Outline Drawings Is Not Active With Fault With Fault GE Electric Vehicle Motors & Controls 0.41 (10.4) 3.20 (81.3) CONNECTOR OMITTED IF NOT REQUIRED PUMP 0.19 TRACTION (4.8)
  • Page 69: Turn Angle Potentiometer Installation

    TURN ANGLE POTENTIOMETER INSTALLATION SX TRANSISTOR CONTROL Section 8.0 TURN ANGLE POTENTIOMETER INSTALLATION Section 8.1 GENERAL: The potentiometer used for the turn angle must be a 320 degree rotation device that is attached to the steer wheel in a manner to cause a 1:1 rotation ratio between the two devices.
  • Page 70: 320 Degree Potentiometer Input

    TURN ANGLE POTENTIOMETER INSTALLATION SX TRANSISTOR CONTROL Adjust the potentiometer until the Handset reads 110. Lock down the potentiometer shaft and turn the vehicle all the way to the left turn stop, the reading should be 37 or less. Turn the wheel to the right turn stop, the reading should be 183 or greater. After adjusting the potentiometer, be sure to ESC out of the monitor routine and then reset Function 25 to zero using the same procedure as outlined above.
  • Page 71: Turn Angle Input Volts Vs. Steer Wheel Degrees Vs. Handset Readings

    TURN ANGLE POTENTIOMETER INSTALLATION SX TRANSISTOR CONTROL Section 8.3 Turn Angle Input Volts vs. Steer Wheel Degrees vs. Handset Readings 320 Degree Potentiometer Left Right Volts Deg HS Volts Deg HS 2.15 Ctr 2.15 Ctr 2.14 2.16 2.12 2.18 2.11 2.19 2.10 2.20...
  • Page 72: Section 9.0 Memory Maps

    HS or PC For DD on power up HS or PC None HS or PC None HS or PC GE Temporary Storage HS or PC GE Temporary Storage HS or PC GE Temporary Storage HS or PC None HS or PC...
  • Page 73 RS-232 MEMORY MAP TABLES SX TRANSISTOR CONTROL Func No. Hours (Thou/Hun) 3 BDI 4 Hours (Tens/Ones) 4 Hours (Thou/Hun) 4 (26) Stored Status Code #5 BDI 5 Hours (Tens/Ones) 5 Hours (Thou/Hun) 5 (28) Stored Status Code #6 BDI 6 Hours(Tens/Ones) 6 Hours(Thou/Hun) 6 (30)
  • Page 74 OEM Read Only PC Only OEM Read Only PC Only OEM Read Only PC Only OEM Read Only PC Only GE Future Use PC Only GE Future Use PC Only GE Future Use PC Only GE Future Use PC Only...