Specifications

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3.3.8.8 Warning Strobe Signal
Figure 3-60 Strobe Warning Signal
This display example shows that the strobe will not signal a warning condition. The signal definitions are:
1 Continuous
2 Intermittent, one second on at two second intervals
3 Double tap, two beeps at 5 second intervals
4 Triple tap, three short beeps at 15 second intervals
5 Off, strobe will not flash (default)
3.3.8.9 Trouble Signal Summary
The trouble signals are in response to one or more sensor faults, either as a defined current level, or because of wiring problems.
Figure 3-61 Trouble Signals
This display example shows that troubles are signaled by the internal buzzer only.
3.3.8.10 Trouble Buzzer Signal
Figure 3-62 Buzzer Trouble Signal
This display example shows that the buzzer will signal a trouble condition with a triple tap signal. The buzzer signal definitions are:
1 Continuous
2 Intermittent, one second on at two second intervals
3 Double tap, two beeps at 5 second intervals
4 Triple tap, three short beeps at 15 second intervals (default)
5 Off, buzzer will not sound
3.3.8.11 Trouble Horn Signal
Figure 3-63 Horn Trouble Signal
This display example shows that the horn will not signal a trouble condition. The horn signal definitions are:
1 Continuous
2 Intermittent, one second on at two second intervals
3 Double tap, two beeps at 5 second intervals
4 Triple tap, three short beeps at 15 second intervals
5 Off, horn will not sound (default)
3.3.8.12 Trouble Strobe Signal
Figure 3-64 Strobe Trouble Signal
This display example shows that the strobe will not signal a trouble condition. The strobe signal definitions are:
1 Continuous
2 Intermittent, one second on at two second intervals
3 Double tap, two beeps at 5 second intervals
4 Triple tap, three short beeps at 15 second intervals
5 Off, strobe will not flash (default)
4 TROUBLESHOOTING
The DVP-120 is tested at the factory for reliable operation. Most problems can be traced to the set-up of configurable features and modes, system wiring or trouble with the sensors.
W WARNING
Do not disassemble unit or attempt to repair or modify any component of this instrument. This instrument contains no user serviceable parts, and substitution of components may
adversely affect product performance and result in sickness or death.
4.1 System Status Light Flashing
The system status light (Section 3 Operation) is normally green indicating power is present, but will change to yellow whenever the controlling firmware detects a Trouble condition.
Possible Trouble conditions are:
- Any configured channel has less than 4mA flowing in the current loop
- A sensor is reporting a trouble condition
- Any configured channel wiring is open
- Internal controller board problems are detected