Front Panel Selections; Factory Settings - NorthStar NP2 Installation And Operation Manual

Front Panel Selections

Sensitivity – controlled by front panel rotary switch.
Setting
0
1
2
3
4
5
6
7
8
Set to position 5 initially and adjust to obtain detection of desired vehicles.
Frequency – four separate settings controlled by front panel DIP switches.
 2+1 = High
 2+0 = Medium High
 1+0 = Medium Low
 0+0 = Low
Frequency changes by a minimum of 7% between settings.
Reset – front panel reset performs a hard reset of the detector.
Indicators -
Power – Green, solid with correct power supplied.
Relay 1 – Red, solid during detect. (Flashes for delay or extend).
Relay 2 – Red, solid during detect.
Fault – Yellow, solid during current fault, flashing for historical fault.

Factory Settings

Set to HI frequency
Extend/Delay in the OFF position
Pulse length set to 250msec
Relay 1 = fail-safe
Sensitivity Boost – automatic during detect except in the highest sensitivity setting (9).
Level dL/L
1.28%
0.64%
0.32%
0.16%
0.08%
0.06%
0.04%
0.02%
0.01%
Set to Medium sensitivity (5)
Presence time set to 1 hour
Relay 2 = fail-secure (for power only)
3