SMC Networks EX600-SPR Series Operation Manual page 6

Operator
This operation manual has been written for those who have knowledge of machinery and
apparatus that use pneumatic equipment and have full knowledge of assembly, operation and
maintenance of such equipment.
Please read this operation manual carefully and understand it before assembling, operating or
providing maintenance.
Power supply
Use the following UL recognized direct-current (DC) power supply.
Limited voltage current circuit in accordance with UL508
A circuit whose power is supplied by secondary coil of an isolating transformer that meets the following
conditions
Maximum voltage (with no load): less than 30 Vrms (42.4 Vpeak)
Maximum current:
Less than 8 A (including when short circuited)
Limited by circuit protector (such as a fuse) with the following ratings
A circuit using max. 30 Vrms (Class-2 circuit), whose power is supplied by Class-2 power supply unit in
accordance with UL1310 or by Class-2 power supply unit in accordance with UL1585
The reference for the both the output and control power supplies of the SI unit is 0 V.
Note
No load voltage (Vpeak)
0 to 20 [V]
Above 20 to 30 [V]
+24 V
Power for output
0 V
Power for input and
control
+24 V
Max. current rating (A)
5.0
100 / peak voltage
+24 V
Power for output
0 V
Power for input and
control
-24 V
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