Helios Large Display Analog Input Batch Controller Instruction Manual
PD2-6210
20
Digital I/O Connections
Digital inputs and outputs are provided in order to expand the functionality of the meter. Digital inputs are
made via a push button or switch connection to the appropriate digital input connector block and the +5
VDC block. Digital output connections are made by wiring from the appropriate digital output block to the
grounding terminal block.
Figure 19. Digital Input and Output Connections
F4 Digital Input Connections
Digital input F4 is also available on the meter. This digital input is connected with a normally open contact
across F4 and COM, or with an active low signal applied to F4.
Figure 20. F4 Digital Input Connections
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