To Next PageTo Next PageWhat does Current Sensor Fault mean on my Curtis 1239E?
A Current Sensor Fault in the Curtis Controller indicates that the controller current sensors have an invalid offset reading. This can be caused by leakage to the vehicle frame from phase U, V, or W (short in motor stator) or a defective controller. To clear this, cycle the KSI.
General| Brand | Curtis |
|---|---|
| Model | 1239E |
| Category | Controller |
| Language | English |
How to apply and configure the controller for successful applications.
Details on mounting dimensions, hole patterns, and mounting surface requirements for proper installation.
Information on the five high power terminals (B+, B-, U, V, W) and their connections.
Details on the 35-pin AMPSEAL connector for low power circuits and pin assignments.
Basic wiring diagram and configuration for main contactor and precharge.
Dedicates specific inputs to functions like interlock, forward, and reverse switches.
Specifies requirements for the external precharge resistor when precharge is enabled.
Groups input/output circuits by type and discusses electrical characteristics.
Explains the use of control lines as digital inputs and their protection.
Details specifications for digital and PWM output drivers, including current and frequency.
Describes the two control lines usable as analog inputs for sensors like thermistors.
Details the single low power analog output line for driving loads.
Describes auxiliary output power for low power circuits like throttles and displays.
Explains the KSI input for low power control and Coil Return for contactor driving.
Details CAN and serial port specifications for programming and communication.
Explains the use of two control lines for quadrature position encoders in ACIM applications.
Details the use of Sin/Cos sensors for absolute position in PMAC applications.
Provides electrical specifications for Sin/Cos sensors, including voltage, frequency, and lag.
Discusses throttle usage, types, and fault protection for acceleration or braking control.
Describes 2-wire 5kΩ–0 potentiometers and their wiring and parameter settings.
Describes 2-wire 0–5kΩ potentiometers and their wiring and parameter settings.
Describes wigwag 0–5V throttles and their operation.
Explains using VCL for throttle signal input, offering flexibility and customization.
Details the three constraints that define the maximum motor speed allowed by the controller.
Explains overvoltage and undervoltage protection thresholds for high and low power circuits.
Describes the BDI algorithm for calculating battery state-of-charge.
Explains the internal circuit that measures insulation resistance between high power and chassis.
Parameters are grouped into nested hierarchical menus for customization.
Parameters for simplified speed control, including Max Speed, Kp, Ki, and rates.
Parameters for speed control, including Max Speed, Kp, Ki LS/HS, and feedforward terms.
Parameters to adjust vehicle response rates for acceleration, deceleration, and braking.
Parameters for fine-tuning speed mode, including reversal soften and speed acceleration/deceleration.
Parameters for torque control mode, including speed limiter and response settings.
Parameters for configuring throttle input types, deadbands, mapping, and filtering.
Parameters for configuring brake input types, deadbands, mapping, and filtering.
Parameters for controlling the electromagnetic brake function, including type, voltage, and timing.
Parameters for configuring individual driver outputs, including main contactor and driver 3.
Parameters related to motor characteristics, including max speed and technology type.
Parameters for ACIM motor auto-characterization to optimize performance.
Parameters for adjusting field weakening to optimize efficiency or torque at high speeds.
Parameters for Limited Operating Strategy (LOS) used in case of encoder faults.
Parameters for PMAC motor commissioning to learn motor data.
Parameters for selecting and configuring feedback devices like encoders and Sin/Cos sensors.
Parameters for enabling and configuring encoder and sensor fault detection.
Parameters for motor temperature monitoring, cutback, and compensation.
Parameters for battery voltage settings, BDI, and insulation resistance monitoring.
Parameters to limit drive and regen battery current for battery protection.
Parameters for vehicle settings like units, speed-to-RPM conversion, and capture data.
Parameters for enabling and configuring interlock braking behavior.
Parameters for configuring CANopen communication, node IDs, and message rates.
Parameter to reset the controller to its default state, similar to cycling the keyswitch.
Process for copying parameter settings between compatible controllers.
Displays real-time values for all controller inputs, including throttle and switches.
Displays real-time values for all controller outputs, including PWM and digital outputs.
Displays real-time vehicle data such as speed, odometer, and distance traveled.
Displays CAN bus status, including Node IDs and NMT states.
Displays battery status information like BDI, capacitor voltage, and insulation resistance.
Displays motor status information such as RPM, temperature, and encoder feedback.
Displays controller status, including current, state, errors, and VCL status.
Displays motor tuning parameters like Base Speed Captured and Test Field Current.
Displays following error and timer values related to speed control accuracy.
Guides setting up the motor temperature sensor type and verifying readings.
Details setting drive, regen, brake, EMR, and interlock current limits.
Instructions for setting the nominal battery pack voltage and considering Li-ion battery recommendations.
Instructions to set up parameters in the Drivers » Main Contactor Menu.
Instructions to set up parameters in the EM Brake Control Menu if applicable.
Guides verifying interlock and setting up throttle type, deadbands, and mapping.
Guides verifying interlock and configuring brake parameters like type, deadbands, and mapping.
Sets Motor Technology and Feedback Type to match the motor and sensor.
Checks and clears all controller faults and errors before proceeding with setup.
Checks and sets the correct motor rotation direction based on encoder feedback.
Procedures for ACIM motor characterization to learn motor data and optimize performance.
Verifies motor rotation direction after encoder setup and checks for correct response.
Instructions to set up parameters in the Interlock Braking Menu.
Optional step for setting up the insulation resistance monitor and threshold.
Applicable steps for setting Response Restraint and Position Hold parameters.
Steps intended for traction applications, including verifying settings and motor parameters.
Guides selecting the control mode (Speed Express, Speed, or Torque) for tuning.
Tuning procedures for Speed Mode Express, adjusting Max Speed, Kp, Ki, and rates.
Tuning procedures for Speed Mode, adjusting Kp, Ki, rates, and restraint parameters.
Tuning procedures for Torque Mode, adjusting Max Speed, Kp, Ki, Kd, and throttle mapping.
Provides basic syntax rules, variable types, and function structure for VCL.
Explains VCL variable storage types: RAM, NVUser EEPROM, Block EEPROM, and Parameters EEPROM.
Details processing rates for various VCL functions.
Explains how to control digital inputs, driver/digital outputs using VCL functions.
Describes using potentiometer inputs for throttle, brake, or other sensor inputs via VCL.
Details how the throttle signal chain is processed and modified by VCL.
Details how the brake signal chain is processed and modified by VCL.
Explains how control mode and motor control processing use throttle/brake signals.
Information on interfacing with proportional current drivers, typically not used with this controller.
Explains how to use system fault status variables in VCL for custom fault actions.
Describes how Status faults map to CAN emergency messages.
Explains creating and using OEM-defined custom faults with VCL.
Details specific VCL functions unique to these controllers, like precharge.
Function to precharge the capacitor bank before engaging the main contactor.
Function to abort the precharge function and clear any precharge fault.
VCL function to turn digital outputs On or Off.
VCL function to turn digital outputs Off.
VCL function to engage the system interlock.
VCL function to disengage the system interlock.
Function to determine potentiometer input connection type.
Function to return the value of a selected potentiometer input.
Function to re-set upper and lower wiper fault voltages for pot inputs.
Function to set up PD Driver PWM for frequency proportional output.
Function to interpolate values between two points based on an input parameter.
Function to compensate a variable with battery voltage using nominal setting.
Function to construct an ASCII message with pre-text, variable value, and post-text.
Configures a switch input to measure PWM signal duty cycle.
Allows a 32-bit variable to set a timer value.
Sets up a mask to allow messages with multiple COB IDs.
Sets up a mask for multiple 29-bit COB IDs.
Allows processing of low bandwidth Sin/Cos signals for VCL use.
Explains obtaining diagnostic information via programmer or LED codes.
Discusses software verification status indication via LED blink patterns.
Provides a chart detailing fault codes, effects, causes, and set/clear conditions.
Discusses emissions, immunity, and techniques to reduce EMC risks.
Details the need to protect ESD-sensitive components from ESD damage.
Provides guidance on controller decommissioning and recycling procedures.
Explains compliance with safety standards like EN13849, including Performance Level (PL).
Introduces Curtis programming devices (1314 PC Station, 1313 Handheld) and their functions.
Details the PC Programming Station software and hardware requirements.
Describes the handheld programmer's functionality and advantages.
Outlines the capabilities of programmers: parameter adjustment, monitoring, diagnostics, and programming.
Lists detailed specifications for 1239E and 1269E controllers, including electrical and environmental ratings.
