Icp Das I-7520 (Rs485) Connection To Df8003 - Siemens DF8000 Installation Function & Configuration Commissioning Safety Regulations

8.1.2

ICP DAS I-7520 (RS485) connection to DF8003

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Building Technologies
Fire Safety & Security Products
The cable that links the I-7520 converter to the (first) DF8003 CPU module must be
as shown in Fig. 26.
2
AWG 22 (0.6 mm ) unshielded cable is recommended. Max length is 1200 m.
Fig. 26 RS485 Connection cable from ICP DAS I-7520 to DF8003
Max distance from I-7520 lo
last DF8003 = 1200 m
18 17 16 15
1
FLT
TX
RX
PWR
RST
1 2 3
048_DMS_DF8000_ICC_MP4.15_A6V10081388_c_en.doc
to next DF8003 unit
14 13 12 11 10
8
DF8003
CPU
1
4 5 6 7 8 9
06.2008