ICP DAS USA 7188XA Series User Manual page 49

ГК Атлант Инжиниринг – официальный представитель в РФ и СНГ
1.5.5 Using a RS-485 port
7188XA/7188XAD
7188XB/7188XBD
7188XC/7188XCD
7521/7521D
7522/7522D
7523/7523D
7000 module
Note:
• The RS-485 interface can directly drive 256 sets of 7000 modules without a
repeater
7188XA/B/C & 7521/2/2A/3/4/7 Series Hardware User' s Manual, Ver. 3.0 Sep/2002, 7Mh-001-20 -----
+7(495)109-02-08 sales@bbrc.ru www.bbrc.ru
GND
+VS
D2-
D2+
GND
+VS
D2-
D2+
Ext. GND
14
13
Ext. 24V
12
11
Ext. GND
10
9
Ext. 24V
8
7
49