Toshiba B-EX4 SERIES Product Description page 14

1. OUTLINE
(5) Expansion I/O interface (Option)
Interface circuit
* Input circuit
There are 6 input circuits, and each input is a current loop using the photo coupler. The anode of the photo
coupler of each circuit is connected to the common pin COM 1. The cathodes are independent. The voltage of
Vcc is 5 to 24 V, while the diode operating current is 16 mA (average).
* Output circuit
There are 7 output circuits, and each output is an open collector. The voltage of Vcc is 5 to 24 V, while the
drive current is 150 mA (max.).
For other details, please refer to the Expansion I/O specifications stored in the enclosed CD-ROM or posted
on the web site with the URL, http://barcode.toshibatec.co.jp.
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EO10-33024
1.5 ELECTRONICS SPECIFICATIONS