Dahua ITC237-PW1A-IRZ Web Operation Manual page 18

Please refer to the following sheet for detailed information.
Parameter
Start Coil IO
IO
Coil X
Operation Mode
Scheme
Current Lane No.
Distance Between
Coil1&Coil2
Coil Width
Apply to
3.1.3.2 Video Analysis
The video analysis interface is shown as in Figure 3-5.
Figure 3-4 RS485/IO
Note
Select Start Coil IO enable option, to enable coil IO, may config
trigger mode and IO.
Select coil IO.
Set each coil's trigger mode.
Support ANPR mode.
Include several typical combination of coil snapshot.
ANOR mode：
Double_in2_nospeed：dual coils, when vehicle head enters

nd
the 2 coil, snapshot
Single_in1_nospeed：single coil, when vehicle head or tail

enters the coil, snapshot
Select different lanes to set corresponding coil parameters.
Actual distance from centers of coil 1 to coil 2.
Note:
This value must match actual value, other speed measurement
will not be accurate.
According to actual condition, set coil width.
Apply config scheme of current channel to other channels.
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