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External Modem Kit – INSTRUCTION MANUAL
7ML19981DP02
IQ Radar 300
Port 2 set-up parameters:
Wiring Diagram for Connection to IQ Radar 300
1.
Connect the communication cable to the IQ Radar 300 as follows:
AiRanger with SmartLinx®Modbus RTU Card (for
multidrop applications)
SmartLinx Modbus RTU Card port configuration (for RS-485 transmission):
AiRanger Port 1 set-up parameters:
Parameter
Description
P770 = 3
Modbus RTU slave
P771 = 1
Modbus slave address of 1
P772 = 9.6
9600 baud
P773 = 0
no parity
P774 = 8
8 data bits
Parameter
Description
P751 = 3
9600 baud
P752 = 0
no parity
P753 = 1
station address 1
P758 = 15
interframe spacing = 15 ms
3
6
COM
TD +
RS-485 Modem
Terminal Block
IQ Radar 300
Terminal Block
B
TD -
4
5
GND
5
4
ON
1
8
