Appendix ATechnical Specifications

A.3 SPAN-IGM Ports

Table 20: Main Port Pinout

Pin #

Label

 

Description

 

 

 

 

1

MIC_TX/MIC_TX+

MODE2 high or open:

MIC port transmit (RS-232)

 

 

MODE2 low:

MIC port transmit positive (RS-422)

 

 

 

 

2

CAN+/MIC_TX-

MODE2 high or open:

CAN bus positive

 

 

MODE2 low:

MIC port transmit negative (RS-422)

 

 

 

 

3

DGND

Digital ground

 

 

 

 

4

V+

SPAN-IGM power supply input, positive

 

 

 

5

V-

SPAN-IGM power supply input, negative

 

 

 

 

6

MIC_RX/MIC_RX+

MODE2 high or open:

MIC port receiver (RS-232)

 

 

MODE2 low:

MIC port receive positive (RS-422)

 

 

 

 

7

CAN-/MIC_RX-

MODE2 high or open:

CAN bus negative

 

 

MODE2 low:

MIC port receive negative (RS-422)

 

 

 

 

8

DGND

Digital ground

 

 

 

 

 

9

User_TX/

MODE1 high or open:

User port (COM2) transmit (RS-232)

 

User_TX+

MODE1 low:

User port (COM2) transmit positive (RS-422)

 

 

 

 

10

User_RX/

MODE1 high or open:

User port (COM2) receive (RS-232)

 

User_RX+

MODE1 low:

User port (COM2) receive positive (RS-422)

 

 

 

 

11

DGND

Digital ground

 

 

 

 

12

MODE1

Mode 1 input, controls User port standard

 

 

 

13

MODE2

Mode 2 input, controls MIC port standard and CAN bus

 

 

 

 

14

User_TX-

MODE1 high or open:

No connection

 

 

MODE1 low:

User port (COM2) transmit negative (RS-422)

 

 

 

 

15

User_RX-

MODE1 high or open:

No connection

 

 

MODE1 low:

User port (COM2) receive negative (RS-422)

 

 

 

 

 

 

Table 21: AUX Port Pinout

 

 

 

Pin #

Label

Description

 

 

 

1

ODM_A+

Odometer input A positive

 

 

 

2

ODM_B+

Odometer input B positive (no connection on SPAN-IGM-S1)

 

 

 

3

D+

USB Data, input

 

 

 

4

WS_VOUT

Wheel sensor output voltage (15 VDC)

 

 

 

5

DGND

Digital ground

 

 

 

6

ODM_A-

Odometer input A negative

 

 

 

7

ODM_B-

Odometer input B negative (no connection on SPAN-IGM-S1)

 

 

 

8

D-

USB data, negative

 

 

 

9

DGND

Digital ground

 

 

 

10

VARF

Variable Frequency output

 

 

 

11

EVENT2

Event 2/Mark 2 input

 

 

 

12

EVENT1

Event 1/Mark 1 input

 

 

 

13

COM3_TX

COM3 port transmit (RS-232)

 

 

 

14

COM3_RX

COM3 port receive (RS-232)

 

 

 

15

PPS

Pulse Per Second

 

 

 

56

SPAN-IGM User Manual Rev 2

Page 56
Image 56
Novatel OM-20000141 user manual SPAN-IGM Ports, Main Port Pinout, Pin # Label Description, AUX Port Pinout

OM-20000141 specifications

The Novatel OM-20000141 is a high-performance multi-GNSS (Global Navigation Satellite System) receiver designed for various applications including precision agriculture, autonomous vehicles, and surveying. This state-of-the-art device combines cutting-edge technologies to provide accurate and reliable positioning data, making it an indispensable tool for professionals in fields that rely on geolocation.

One of the standout features of the Novatel OM-20000141 is its multi-frequency support, allowing it to receive signals from GPS, GLONASS, Galileo, and BeiDou systems. This capability significantly enhances the accuracy and reliability of positioning information, particularly in challenging environments where signal interference can occur. By utilizing multiple frequencies, the OM-20000141 can mitigate errors caused by atmospheric disturbances and multi-path signals, resulting in improved precision.

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The Novatel OM-20000141 also features built-in connectivity options, including Bluetooth and USB interfaces, facilitating seamless integration with other devices and systems. This connectivity is crucial for enabling real-time data sharing and remote monitoring, enhancing the usability of the device in various operational environments.

Robustness is another significant characteristic of the OM-20000141. Designed to withstand harsh conditions, the receiver features a durable housing that protects it from dust, moisture, and extreme temperatures. This resilience ensures that the device operates effectively in all weather conditions, making it suitable for outdoor applications.

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Overall, the Novatel OM-20000141 stands out as a versatile and reliable GNSS receiver, merging advanced technologies to deliver high accuracy and reliability. Its exceptional features make it an invaluable asset for professionals in various industries, enhancing their ability to achieve precise geolocation and optimize their operations.