Precision Digital PD6000 - Manual (Page 12)

Model PD6000 Analog Input Process Meter Instruction Manual
12
PDA1044 Digital Input & Output Expansion Module
CHANNELS 4 digital inputs & 4 digital outputs per module
SYSTEM Up to 2 modules for a total of 8 inputs & 8 outputs
DIGITAL INPUT
LOGIC HIGH 3 to 5 VDC
DIGITAL INPUT
LOGIC LOW 0 to 1.25 VDC
DIGITAL OUTPUT
LOGIC HIGH 3.1 to 3.3 VDC
DIGITAL OUTPUT
LOGIC LOW 0 to 0.4 VDC
SOURCE
CURRENT 10 mA maximum output current
SINK
CURRENT 1.5 mA minimum input current
+5 V
TERMINAL To be used as pull-up for digital inputs only.
Connect normally open contacts across +5 V & DI 1-4.