ABB REO 517 Applications Manual page 427

Input/Output modules
[V]
300
176
144
88
72
38
32
19
18
24/30V
RL24
)LJXUH  9ROWDJH GHSHQGHQFH IRU WKH ELQDU\ LQSXWV
7DEOH  ,QSXW YROWDJH UDQJHV H[SODLQHG
Guaranteed operation
Operation uncertain
No operation
The I/O modules communicate with the Main Processing Module via the CAN-bus on
the backplane.
The design of all binary inputs enables the burn off of the oxide of the relay contact con-
nected to the input, despite the low, steady-state power consumption, which is shown
in figure 224.
48/60V 110/125V
RL48 RL110
&KDSWHU 
+DUGZDUH PRGXOHV
220/250V
RL220
xx99000517.vsd
417