Intermec IF61 GPIO Terminal Block User's Guide - Page 8

Some Intermec readers can also provide power for your external controls. For more information, see "Connecting Devices to the Power Terminal" on page 21. About the Terminal Block Connections Connect the terminal block to your Intermec reader through the serial port. Cables from industrial controls are run through the strain relief connector shown in the next illustration and connected to the screw terminals on the main circuit board. Serial port Split ring Strain relief connector body Bushing Sleeve Terminal Block Connections About the Input, Output, and Power Terminal Connections The terminal block provides standard screw terminals that you use to connect industrial control wiring to the reader GPIO and power interfaces. Note: The IV7 cannot provide power to external devices. For more information, see "Connecting To the IV7 Vehicle-Mount Reader" on page 23. The screw terminals are located inside the terminal block on the main circuit board as shown in the next illustration. 8 GPIO Terminal Block User's Guide