Intermec PX4i Industrial/Serial Interface Kit Installation Instructions - Page 32

Chapter 4 - Industrial Interface Digital Opto In The status of the digital IN ports can be read using PORTIN functions. If a current is led through the optocoupler of the port, PORTIN returns the value -1 (true), else it returns the value 0 (false). Signal Description Min. Vin [High] Input Voltage High 10V Vin [Low] Input Voltage Low -1V Connector Configuration Typical Max. 24V 40V 0V 1V Pin Signal Description 10 IN1A Anode Opto In Channel 1 + 40 IN1K Cathode Opto In Channel 1 - 26 IN2A Anode Opto In Channel 2 + 11 IN2K Cathode Opto In Channel 2 - 41 IN3A Anode Opto In Channel 3 + 27 IN3K Cathode Opto In Channel 3 - 12 IN4A Anode Opto In Channel 4 + 42 IN4K Cathode Opto In Channel 4 - 28 IN5A Anode Opto In Channel 5 + 13 IN5K Cathode Opto In Channel 5 - 43 IN6A Anode Opto In Channel 6 + 29 IN6K Cathode Opto In Channel 6 - 14 IN7A Anode Opto In Channel 7 + 44 IN7K Cathode Opto In Channel 7 - 30 IN8A Anode Opto In Channel 8 + 15 IN8K Cathode Opto In Channel 8 - Fingerprint Ref. No. 101 (301) 102 (302) 103 (303) 104 (304) 105 (305) 106 (306) 107 (307) 108 (308) The Fingerprint reference numbers inside the parentheses refer to a second Serial/Industrial interface board. INA INK GND Simplified schematics of a digital IN port. 28 Serial/Industrial Interface Kit Installation Instructions