Cat Detect Object Detection Hardware Generation 4 for Small Off Highway Trucks, Motor Graders, Large Wheel Loaders, Large Wheel Dozers and Articulated Trucks Main Screen (with Fleet Onboard) Caterpillar


Main Screen (with Fleet Onboard)
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Cat<SUP>&reg;</SUP> Detect Object Detection Hardware Generation 4 for Small Off Highway Trucks, Motor Graders, Large Wheel Loaders, Large Wheel Dozers and Articulated Trucks [SEBU8820]
OPERATOR STATION
MONITOR GP
1.1. Object Detection Proximity Indicators
2.1. Directional Indication Arrows
3.1. Audible Alarming
4.2. Continuous
5.2. Discrete
6.1. System Information and Warning Display
7.2. Active
8.2. Standby
9.2. Fault

Object Detection Proximity Indicators



Illustration 1g06003295
(1) No object detected
(2) Caution Level 1 Zone
(3) Caution Level 2 Zone
(4) Caution Level 3 Zone
(5) Critical Zone
(6) Stop Zone

The visual proximity indicator provides the operator with a simplified view of the information provided by the object detection sensors of the machine. The visual indicator will provide the operator visual feedback on the position of detected objects anytime the system is active, and the transmission gear is in REVERSE, NEUTRAL, or FORWARD.

The indicator is divided into five segments and provides the operator with the gross position of detected objects relative to the machine.

When there is no object detected, the segment will be solid black (29).

When an object is detected in caution level 1 zone (30), typically 10 m (32.80 ft) to 12 m (39.37 ft) away from the machine in the coverage area, the bottom segment will be solid yellow.

When an object is detected in caution level 2 zone (31), typically 8 m (26.24 ft) to 10 m (32.80 ft) away from the machine in the coverage area, the bottom two segments will be solid yellow.

When an object is detected in caution level 3 zone (32), typically 6 m (19.68 ft) to 8 m (26.24 ft) away from the machine in the coverage area, the bottom three segments will be solid yellow.

When an object is detected in the critical zone (33), typically 4 m (13.12 ft) to 6 m (19.68 ft) away from the machine in the coverage area, the bottom four segments will be red.

When an object is detected in the stop zone (34), typically 2 m (6.56 ft) to 4 m (13.12 ft) away from the machine in the coverage area, all five segments will be shown as a solid red bar. The solid red bar will blink one time per second.

Directional Indication Arrows



Illustration 2g06003329
Directional Indication

In addition to the visual proximity indicator, direction zone indicators indicate which object detection sensor has detected an object giving the operator a general location of the object in relation to the machine.

Below the direction zone indicator is the camera direction indicator. The indicator will point toward the top of the display when displaying the front camera view. The indicator will point toward the right of the display when displaying the right camera view. The indicator will point toward the bottom of the display when displaying the rear camera view. The indicator will point toward the left of the display when displaying the left camera view.

Audible Alarming

The system will produce audible alarms when in the critical or stop zone and a forward or reverse gear is selected. There are two Object Detection Alarm Modes, "Continuous" and "Discrete" that can be selected in the configuration page.

Note: The alarm will only sound when there is an object in the direction of travel and the system is active. When traveling forward, the system will enter standby if the standby mode conditions are met. No alarming or proximity alerts will occur in standby mode. For additional information on the alarming refer to Table 2.

Continuous

The Object detection system will produce an audible alarm beginning in the caution level 3 zone. As the distance of the object decreases, the alarming frequency increases until a solid alarm is produced when the object enters the stop zone.

Table 1
Continuous Alarm Mode 
Gear  Detections  Alarming  Activation 
Reverse  Rear  Audible alarm beginning in the Caution Level 3 Zone increasing in frequency until a solid alarm is produced when the object enters the Stop Zone.  Alarming will continue until the Object Detection Sensors no longer detects an object, the alarm acknowledge check button is pressed, the system enters stand by mode, neutral gear is selected, or a directional gear change is made. 
Sides Solid alarm is produced. 
Rear and Sides at the same time Solid alarm is produced. 
First Rear then Sides Audible alarm beginning in the Caution Level 3 Zone increasing in frequency until a solid alarm is produced when the object enters the Stop Zone. 
First Sides then Rear Solid alarm is produced. 
Forward  Front  Audible alarm beginning in the Caution Level 3 Zone increasing in frequency until a solid alarm is produced when the object enters the Stop Zone. 
Sides Solid alarm is produced. 
Front and Sides at the same time Solid alarm is produced. 
First Front then Sides Audible alarm beginning in the Caution Level 3 Zone increasing in frequency until a solid alarm is produced when the object enters the Stop Zone. 
First Sides then Front Solid alarm is produced. 

Discrete

For the first critical zone detection in the direction of travel, the system will issue two short alarms (.5 seconds long with a .5 second break) and one solid alarm (1.5 second) in stop zones. After an audible alarm is produced because of detection on the front or rear, the system will NOT produce and audible alarm again if there is a new detection on either or both sides. If the first audible alarm comes from a side detection, the system will produce an alarm again at the first front or rear detection in the direction of travel.

Table 2
Discrete Alarm Mode 
Gear  Detections  Alarming  Activation 
Reverse  Rear  Alarm twice for one half second if object is detected in Critical Zone. Alarm once for 1.5 seconds again if object enters Stop Zone.  After Stop Zone alarming, the audible alarm will be silenced until a gear change occurs or the system state changes 
Sides Alarm once for 1.5 seconds. 
Rear and sides at the same time Alarm once for 1.5 seconds. 
First rear then sides Alarm twice for one half second if object is detected in Critical Zone. Alarm once for 1.5 seconds again if object enters Stop Zone. 
First sides then rear Alarm twice for one half second if object is detected in Critical Zone. Alarm once for 1.5 seconds again if object enters Stop Zone. 
Forward  Front  Alarm twice for one half second if object is detected in Critical Zone. Alarm once for 1.5 seconds again if object enters Stop Zone. 
Sides Alarm once for 1.5 seconds. 
Front and sides at the same time Alarm once for 1.5 seconds. 
First front then sides Alarm twice for one half second if object is detected in Critical Zone. Alarm once for 1.5 seconds again if object enters Stop Zone. 
First sides then front Alarm twice for one half second if object is detected in Critical Zone. Alarm once for 1.5 seconds again if object enters Stop Zone. 

System Information and Warning Display

The function of the system information and Warning Display is to inform the operator of the system status. The status of the system can be active, standby, or faulted.

Active



Illustration 3g06003386

The system is in the active state when the machine is stopped or when the reverse gear is selected. Also, the system remains active in the FORWARD gear as long as the threshold set by the "Object Detection Standby Mode" parameter has not been met. While the machine is in the active state, the operator will be warned of objects that are detected by the system. A green indicator on the display screen signifies the active state.

Note: The system remains in the active state anytime the transmission is place in the REVERSE gear.

Standby



Illustration 4g06003432

The system can be configured to run in one of two different standby modes:

Distance - In "Distance" based standby, once the machine travels 20 m (65.61 ft) the system goes into standby mode. When the machine stops for "x" seconds the system returns to active mode. The "x" seconds are set in the "Object Detection System Enable Delay" dialog. This delay can be set from 0 to 30 seconds.

Speed - In "Speed" based standby, once the machine travels above the activation the system enters standby mode. When the machine slows down to below the reactivation speed, the system returns to active mode. The system remains in this state until the machine has been stopped or travels below the reactivation speed for the reactivation time that has been configured. An amber indicator on the display screen will signify the standby state.

Note: See the Object Detection Operation and Maintenance Manualfor more details on Standby mode.

Fault



Illustration 5g06003443
(7) Grayed out proximity bar
(8) System status indicator

The system is in system fault mode whenever a fault is detected on one of the object detection sensors, if communication is lost with the machine controllers or if the battery voltage is out of the specified operating range, the system will trigger a fault. A red indicator on the display and an audible alarm will be active for a two second period signifying the disabled state. Video from the camera will still continue to be displayed.

Note: The proximity bar will not be visible.

For additional information on the Object Detection System refer to the machine-specific System Operation manual:

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