APG IRU-3000 user manual User Manual
Page 20
IRU-2xx4/3xx4
Rev. A2, 11/08
20
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TRIP POINT SETTINGS
The IRU-2XX4/3XX4 has a programmable NPN trip point that is fully program-
mable for ‘BEGIN’ and ‘END’ points and ‘TYPE’ of operation. ( see page 20) The
zero point of distance will be at the transducer, the relay trip points is pro-
grammed in millimeters.
DESCRIPTION
PARAMETERS
EXPLANATION
Begin Trip
Units = millimeters
Sets the begin point
Default =
of Trip
End Trip
Units = millimeters
Sets the end point
Default =
of Trip
Trip Type
Range = 0 - 7
Selects the type of
0 - near
function Trip will
1 - exclusive
perform. (See Page 20)
2 - hysteresis near
3 - far
4 - inclusive
5 - hysteresis far
6 - disable
Default = 0
To read the Begin Trip Distance in sensor number 1 , use the command structure:
Send
Receive
AAh
Start Byte
66h
Start Byte
01h,
Sensor Number
01h
Sensor Number
17h
Command
17h
Command
00h
Data (not used)
##h
Distance (High Byte)
00h
Data (not used)
##h
Distance (Low Byte)
55h
End Byte
##h
NA
99h
Stop Byte
To change the Begin trip distance in sensor number 1 to 900mm, use the
command structure;
Send
AAh
Start Byte
01h,
Sensor Number
18h
Command
03h
Data (high byte) 900 mm decimal = 384h
84h
Data (low byte)
55h
End Byte