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Hardware Specifications

Power tree

5.7. Power tree

VBAT+

Overvoltage switch

(limiter)

Switched

PC4

VCC_UNREG

6,8V zener

COMPREF

1.5V REF

Overvoltage switch comparator VCC

Overvoltage switch comparator reference

Optional LED

MDIN23

Voltage measurement

PWM Outputs

Switching regulator

VCC

FILTER

AVCC, VREF

Switching regulator

Boost 8,7V

FIN comparator VCC

Tracking

regulator

(5V)

Tracking

regulator

(8V)

VCC

A=1,6

VCC

+5VOut

+8VOut

MDIN21

Measure

MDIN22

Measure

Ref

PF0

PF1

Figure 5: CM2904 power supply architecture - internal connections

5.8. Internal Functions

The following sections describe the internal functions for this product.

5.8.1. Reference Voltage Measurements

Implemented for both reference voltages

•

Voltage range 0…32V

•

Multiplexed with MDIN’s

Voltage calculation:

V=ADINValue*31,5mV

5.8.2. Supply Voltage Measurement

•

Voltage range 0…51V

•

Multiplexed with MDIN’s

Содержание CM2904

Страница 1: ...CM2904 Controller Instruction Book Publ no MSG33 4202 IB UK Edition 02 2022...

Страница 2: ...TH PERSONAL INJURY AND PROPERTY DAMAGE This document and other information from Parker Hannifin Corporation its subsidiaries and authorized distributors provide product and or system options for furth...

Страница 3: ...roduct functions 12 4 4 Mechanics general view 13 5 Hardware Specifications 14 5 1 Input Output I O List by Connector 14 5 2 Input descriptions 15 5 2 1 Analog Input 15 5 2 2 Multifunction Digital Inp...

Страница 4: ...35 8 1 2 Mounting to a Vehicle 36 8 2 Electrical Guidelines 37 8 2 1 Designing the Vehicle Harness 37 8 2 2 Connecting the Vehicle Harness 38 9 Application Examples 39 9 1 Controlling Indicator Lights...

Страница 5: ...quipment 1 1 Safety Symbols Sections regarding safety marked with a symbol in the left margin must be read and understood by everyone using the system carrying out service work or making changes to ha...

Страница 6: ...ions General Safety Regulations 2 Precautions 2 1 General Safety Regulations Work on the hydraulics control electronics may only be carried out by trained personnel who are well acquainted with the co...

Страница 7: ...nsure that no one is in front behind or nearby the machine when first starting up the machine Follow the instructions for function control in the Start up section 2 1 4 Safety During Maintenance and F...

Страница 8: ...ndard software module installation and gives examples of its use 3 1 Diagram Conventions There are many connection diagrams found throughout this manual The following table provides meanings for the d...

Страница 9: ...ng Pull down resistor Pull up resistor Diode Battery Fuse Ground Chassis ground 3 2 88CM2904 module revisions HW Rev Description Change log changes made in relation to previous version 1 0 Production...

Страница 10: ...it provides interface for control elements and communication to terminal It can be used for indoor cabin applications for example in tractors forest machines construction equipment s etc CM2904 I O i...

Страница 11: ...ts with current feedback 4 High Side outputs REFOut Reference outputs 5V and 8V 2 Sensor supply CAN CAN interface 2 LED LED indicators 2 3 separate LEDs Yellow SW controlled Red SW controlled Green po...

Страница 12: ...Supply 5VRefOut 8VRefOut PF0 5VRef on PF1 8VRef on Batt 5V 9V Buffer PA1 PA4 PWM Current measure PE6 PE7 PWM Output status PF2 PF5 CAN optional Buffer MCP 2515 PE2 PE5 SPI PA0 CLK 8MHz PG2 PG5 CNTRL...

Страница 13: ...Page 13 of 51 Product description Mechanics general view 4 4 Mechanics general view Figure 3 Mechanical view of CM2904 LED s are visible through transparent gasket LED s location are shown in the pic...

Страница 14: ...y connector NOTICE Refer to the section 5 9 for more information on connectors Table 3 Connector X1 pins Pin Number Description 1 PWM_1 2 PWM_2 3 PWM_3 4 PWM_4 5 8Vout 6 AIN_1 7 AIN_2 8 VBAT 9 VBAT 10...

Страница 15: ...26 MDIN_16 27 MDIN_17 28 MDIN_18 29 MDIN_19 30 MDIN_20 or Itag 5 2 Input descriptions 5 2 1 Analog Input The following table provides specific details for this analog input type Table 5 Analog input s...

Страница 16: ...cific details for this digital input type Table 6 Digital multistage input specifications Element Min Nom Max Unit Count 20 pcs Input voltage range 0 32 V Pull up voltage 24V system 2 6 V Pull up volt...

Страница 17: ...n 5 1 for I O list 5 3 1 PWM Outputs In CM2904 these are High side type of outputs with following features Outputs can be used to control different types of loads o ON OFF type solenoids o Current fee...

Страница 18: ...1 Output voltage 4 975 5 5 025 V Output current 200 mA Resolution feedback NOTE Table 10 Specifications for Sensor supply 8V Element Min Nom Max Unit Count 1 Output voltage 7 95 8 8 05 V Output curre...

Страница 19: ...byte o Block protection Internal SRAM o 3 Kbyte Diag led s o Yellow red Software controlled 5 6 Power Supply input Table 11 Power supply input specifications Power Supply Min Nom Max Units Input volta...

Страница 20: ...AVCC VREF Switching regulator Boost 8 7V FIN comparator VCC Tracking regulator 5V Tracking regulator 8V VCC A 1 6 VCC 5VOut 8VOut MDIN21 Measure MDIN22 Measure Ref Ref On On PF0 PF1 Figure 5 CM2904 po...

Страница 21: ...8Vout AIN_1 AIN_2 AIN_3 AIN_4 AIN_5 AIN_6 AIN_7 AIN_8 GND MDIN_5 MDIN_6 MDIN_7 MDIN_8 MDIN_9 MDIN_10 MDIN_11 MDIN_12 MDIN_13 MDIN_14 MDIN_15 MDIN_16 MDIN_17 MDIN_18 MDIN_19 MDIN_20 FRQ_1 GND FRQ_2 CAN...

Страница 22: ...ug connector chassis for X1 IL AG5 16S D3C1 A JAE Plug connector chassis for X2 IL AG5 30S D3C1 JAE Connector crimp IL AG5 C1 7500 JAE NOTICE Plug connectors Table 13 are not part of the module delive...

Страница 23: ...parameter group number field PGN 18 bits Priority field P in the beginning of the identifier should not be considered by the receiver 3 bits Source address field SA in the end of the identifier this...

Страница 24: ...that the module its signaling is still alive in the case that there are no recent changes NOTICE For more information refer to following standards Valid signal parameters s ISO11783 7 Signal character...

Страница 25: ...c Message 1 Active Diagnostic Trouble code 6 3 Message definitions Bytes 1 8 Bits 0 7 6 3 1 MDIN Transmission repetition rate Forced update period 100ms Otherwise update period 20ms on signal changes...

Страница 26: ...Measurement 2 7 8 MDIN12 Measurement 3 1 2 MDIN13 Measurement 3 3 4 MDIN14 Measurement 3 5 6 MDIN15 Measurement 3 7 8 MDIN16 Measurement 4 1 2 MDIN17 Measurement 4 3 4 MDIN18 Measurement 4 5 6 MDIN19...

Страница 27: ...ex Table 16 Message description ADC1 Byte Bit Bits Description Type Values 1 1 8 MDIN1 Measurement 0 32000mV 2 1 8 3 1 8 MDIN2 Measurement 0 32000mV 4 1 8 5 1 8 MDIN3 Measurement 0 32000mV 6 1 8 7 1 8...

Страница 28: ...cription Type Values 1 1 8 ADC 1 mV 0 8 V Measurement 0 8000mV 2 1 8 3 1 8 ADC 2 mV 0 8 V Measurement 4 1 8 5 1 8 ADC 3 mV 0 8 V Measurement 6 1 8 7 1 8 ADC 4 mV 0 8 V Measurement 8 1 8 6 3 4 ADC3 Tra...

Страница 29: ...DC 7 mV 0 8 V Measurement 6 1 8 7 1 8 ADC 8 mV 0 8 V Measurement 8 1 8 6 3 5 FI DIAG Transmission repetition rate Forced update period 100ms Otherwise update period 20ms on signal changes Data length...

Страница 30: ...fault value 2048 4 1 8 5 1 8 VBat Measurement Measurement 0 255 Scale mV raw value x 200 6 1 8 5V ref Measurement Measurement 0 255 Scale mV raw value x 126 4 7 1 8 8V ref Measurement Measurement 0 25...

Страница 31: ...1 8 PWM Frequency Hz for all channels Command 0 1000Hz 6 1 8 Command 7 Not used 8 Not used 6 3 7 Diagnostic Message Transmission repetition rate 1000 ms Data length 8 Bytes Default priority 6 Paramete...

Страница 32: ...2022 Parker Hannifin Corporation Page 32 of 51 CM2904 Standard software Message definitions Fault Description SPN FMI PWM4 Short circuit 702 6 PWM4 Open load 702 5 Output Command Timeout 629 9 Missing...

Страница 33: ...s The maximum number of addresses is eight denoted as addresses 0 1 2 3 4 5 6 7 respectively The ID Tag can be used for CAN address selection with following remarks When module ID is selected and the...

Страница 34: ...hort or open circuit between ADDR L and ADDR H pins will generate a non valid input voltage as well as shorting either pin to ground or ADDR L pin to battery voltage However depending on battery volta...

Страница 35: ...a vehicle during production assembly 8 1 1 Selecting a Mounting Location The CM2904 primary mounting location is in the vehicle s cab If module is installed to chassis then suitable outer enclosure sh...

Страница 36: ...it E g a upside down position would be the most preferable for this product The harness should be shielded from harsh impact The harness should connect easily to the connector and have adequate bend...

Страница 37: ...cle and their physical locations The routing of the harness For guidelines and recommendations on how to connect the different elements of the CM2904 refer to following sections 5 9 Connectors for det...

Страница 38: ...n Corporation Page 38 of 51 Installation Electrical Guidelines 8 2 2 Connecting the Vehicle Harness Once the vehicle harness is designed it can be connected to the CM2904 simply by clicking the mating...

Страница 39: ...via CAN bus CM2904 also sends the measurement data through CAN bus to master unit in pre defined interval 9 1 Controlling Indicator Lights Multiple CM2904 can be used together in a system to control...

Страница 40: ...igh side output is providing a continuous PWM signal then the PWM peak current must not be greater than the specified current for the output in continuous mode the average current flow through the dio...

Страница 41: ...nual may not be supported by CM2904 For example common collector type of switches are not supported If you are uncertain of sensor type whether it is supported or not please contact your Parker repres...

Страница 42: ...f two states open or closed Sensor switches are used to turn sensors on and off and can be wired directly to digital inputs Active high sensor switches may be used by the product For active high switc...

Страница 43: ...a resistive element When connecting potentiometer sensors it is important to do the following Connect one end of the sensor to CM2904 sensor supply pin Either 8VOut or 5VOut pin Connect the other end...

Страница 44: ...our system point of view and take into account that quadrature mode in CM2904 is specified up to 4kHz FI1 FI2 CM2904 Pulse wheel Signal A Signal B Connection 5VOut GND Figure 14 Rotary encoder pulse w...

Страница 45: ...lows Prior to start all modules and cables are to be fitted correctly Check fuses i e make sure that the supply voltage to the modules is equipped with the correct fuse Make sure that connections for...

Страница 46: ...les Also make sure that master is in contact with all modules Make sure the emergency stop is functioning properly 10 1 3 Start the System Start the system as follows Start the engine for the hydrauli...

Страница 47: ...orage Low Temperature 40 C 16 hours 5 ISO 15003 Section 5 2 2 Thermal Shock Level 3 40 85 C 100 cycles 6 ISO 15003 Section 5 2 1 Thermal Cyclic Level 3 40 85 C 7 ISO 15003 Section 5 4 Damp Heat Cyclic...

Страница 48: ...20 ISO 7637 2 Section 5 6 3 pulse 3a Inductive Load Switching FSC A Us 150V 36000 pulses 12V systems 21 ISO 7637 2 Section 5 6 3 pulse 3b Inductive Load Switching FSC A Us 100V 36000 pulses 12V syste...

Страница 49: ...9 2022 Parker Hannifin Corporation Page 49 of 51 Summary of Tests Design Verification Tests NOTICE Above tests proceeded with 12V system voltage if not otherwise stated 3 synchronised cycle temperatur...

Страница 50: ...Volatile memory ROM Read Only Memory Non volatile memory SPN Suspect Parameter Number Identifies parameter in J1939 standard ADC Analog to Digital Conversion Abbreviation means also Analog to Digital...

Страница 51: ...sensors connected to this module s inputs LED Light Emitting Diode ID Tag The module can be configured by using an ID Tag which is connected between the module s address high and low pins The ID Tag w...

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