13
3.5.3 RS485 communication
1) Please make sure the RS485 connecting cables not exceed 1000m.
2) Communication lines must be separated from other power lines to avoid
communications interference.
Remark: RS485 port, PIN3: A, PIN4:B.
Figure 3-9 RS485 Port
Figure 3-10 RS485 in multiple series
Figure 3-11 install WIFI/GPRS module
Please refer to the module user manual in detail.
Summary of Contents for NAC4K-DS
Page 1: ...0...
Page 21: ...20 P N 422 00022 02...