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Summary of Contents for Honeywell HG1120
- Page 1 HG1120 INERTIAL MEASUREMENT UNIT (IMU) Installation and Interface Manual...
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Page 2: Table Of Contents
HG1120 Installation and Interface Manual aerospace.honeywell.com/HG1120 Table of Contents Honeywell Industrial Inertial Measurement Units Electrical Interface Mode and Communication Selection Asynchronous Protocol SPI Protocol CAN 2A/2B Protocol Mechnical Drawing and Installation Export Guidance Contact Us Table of Tables Table 1. Connector Pin Description Table 2. - Page 3 HG1120 Installation and Interface Manual aerospace.honeywell.com/HG1120 Table of Tables Table 14. SPI Inertial Message (0x0D Data Format) Table 15. CAN Control Message 1 Format Table 16. CAN Control Message 2 Format Table 17. CAN Control Message 3 Format Table 18. CAN Inertial Message 1 Format Table 19.
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Page 4: Honeywell Industrial Inertial Measurement Units
Honeywell has deep and long lasting relations with many commercial customers and is carrying that philosophy and product pedigree into our NLR IMU line. Honeywell’s forward looking product strategies ensure that our NLR IMUs fit your current and future needs. -
Page 5: Electrical Interface
HG1120 Installation and Interface Manual aerospace.honeywell.com/HG1120 Electrical Interface The pin assignments of the external system connector are shown below. Logic 0 corresponds to the CMOS “low” logic state. Logic 1 corresponds to the CMOS “high” logic state. Table 1. Connector Pin Description... -
Page 6: Mode And Communication Selection
The HG1120 supports the message protocols, data rates, and bandwidths, described in Table 2. The HG1120 can be configured by setting discrete inputs DIO1 through DIO4. These pins are only read upon reset or power up. State of the pins is shown in word 9 of the multiplexed status word. -
Page 7: Asynchronous Protocol
HG1120 Installation and Interface Manual aerospace.honeywell.com/HG1120 Table 2. Mode Selection DIO4 DIO3 DIO2 DIO1 PROTOCOL CONTROL/NAV. CONTROL/INERTIAL CONTROL DATA DATA RATES MESSAGE FORMATS BANDWIDTH (-90° PHASE POINT) ASYNC 1800/300 Hz 0x04/0x05 97 Hz Gyro 155 Hz Accelerometer ASYNC 600/100 Hz... -
Page 8: Table 3. Control Message (0X04 Data Format)
HG1120 Installation and Interface Manual aerospace.honeywell.com/HG1120 Table 3. Control Message (0x04 Data Format) POSITION PARAMETER LENGTH LSB WEIGHT UNITS OR CONTENTS (BYTES) IMU Address Constant 0x0E Message ID Constant 0x04 Angular Rate X * 1800 * 2/3 rad/sec/LSB Angular Rate Y... -
Page 9: Table 5. Multiplexed Status Word
HG1120 Installation and Interface Manual aerospace.honeywell.com/HG1120 Table 5. Multiplexed Status Word MUX WORD COUNTER CONTENTS (16 BITS) UNITS Software Version Number Binary Gyro and Accelerometer Status See Table 6 Bits 3-8 of Mux Word Counter 1 will be latched if the individual BIT test counter reaches 15. -
Page 10: Table 8. Inertial Message (0X05 Data Format)
HG1120 Installation and Interface Manual Table 8. Inertial Message (0x05 Data Format) POSITION PARAMETER LENGTH LSB WEIGHT UNITS OR CONTENTS (BYTES) IMU Address Constant 0x0E Message ID Constant 0x05 Contents same as Message 0x04 3-13 Control Data Positions 3-13. -
Page 11: Spi Protocol
The SPI 600/100 Hz data protocol is as specified in Table 12 – Control Message Format and Table 13 – SPI Inertial Message. These messages are identical in content to the asynchronous HG1120 Control/Inertial messages except that Position 0 will be added and contain a 1 byte field containing the number of bytes of data (not including spare bytes) in the message. -
Page 12: Table 11. Spi Control Message (0X04 Data Format)
HG1120 Installation and Interface Manual Table 11. SPI Control Message (0x04 Data Format) POSITION PARAMETER LENGTH LSB WEIGHT UNITS OR CONTENTS (BYTES) Number of bytes of data in message SPI Data Size items 1..14 = 26 See Message 0x04... -
Page 13: Can 2A/2B Protocol
HG1120 Installation and Interface Manual CAN 2A/2B Protocol The baud rate for all CAN messages will be 1Mbits/sec. The software will place each entry of the Control and Inertial message onto the CAN Bus with the LS byte first and LS 16-bit word first. -
Page 14: Table 18. Can Inertial Message 1 Format
HG1120 Installation and Interface Manual Table 18. CAN Inertial Message 1 Format POSITION PARAMETER LENGTH LSB WEIGHT UNITS OR CONTENTS (BYTES) 11 bit = 0x123 Arbitration ID 29 bit = 0x04924923 Delta Angle X radians/LSB Delta Velocity X 0.3048 meters/sec/LSB Table 19. -
Page 15: Mechnical Drawing And Installation
The IMU should not be subjected to contact with any fuels, lubricants, solvents, or their vapors. A CAD compatible STP file is available from Honeywell upon request. Recommended mating connectors are SAMTECH part numbers FLE-112-01-G-DV or CLP-112-02-F-D or equivalent. - Page 16 HG1120 Installation and Interface Manual All dimensions are in millimeters DIMENSIONS ARE IN MILLIMETERS 2.438 THRU 14.148 43.942 39.624 46.99 42.672 25.4 7.874 1.778 0.086-56UNC-2B...
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Page 17: Export Guidance
However, if you plan to export this item to an embargoed or sanctioned country, to a party of concern, or in support of a prohibited end-use, you may be required to obtain a license. Contact Us For more information, email imu.sales@honeywell.com or contact us on our website aerospace.honeywell.com/HG1120 For more information aerospace.honeywell.com/HG1120...