Teknik ClearPath - Connecting Digital Outputs

C LEAR P ATH U SER M ANUAL R EV . 1.97 23
C ONNECTING D IGITAL O UTPUTS TO C LEAR P ATH I NPUTS
ClearPath inputs are compatible with standard digital output formats
including open collector transistor, and driven outputs from PLCs,
sensors, signal generators, microcontrollers and more.
Required: install 1k resistor on
output side for cable runs > 10 feet.
(Recommended for all applications.)
1k
IN +
IN -
Current
Limiter
+V
IN +
IN -
Current
Limiter
+V
IN +
IN -
Current
Limiter
NPN / Sinking
“Open Collector”
PNP / Sourcing
1k
IN +
IN -
Current
Limiter
+V
Signal
Signal
Sourcing
Sinking
Signal low = Input asserted
Signal high = Input asserted
ClearPath Input
ClearPath Input
ClearPath Input
ClearPath Input
Transistor Outputs
Driven Outputs, Single-Ended
Interfacing digital outputs to ClearPath Inputs
Engineer’s Note: 5V differential outputs are not directly compatible
with ClearPath I/O.
T
EKNIC , I NC . F AX (585)784-7460 V OICE (585)784-7454