27 WISE-4000 User Manual
Chapter 2 Product Specifications
2.7 WISE-4050
2.7.1 I/O Specification
Digital Input
– Channel: 4
– Logic level
–Dry Contact 0: Open
1: Close to DI COM
–Wet Contact 0: 0~3 V
DC
or -3~0 V
DC
1: 10~30 V
DC
or -30~-10 V
DC
(3 mA min.)
–All 4 channels should be configured to dry contact or wet contact in the
same time
– Isolation: 3,000 V
rms
– Supports 32-bit Counter Input Function (Maximum signal frequency 3 kHz)
– Keep/Discard Counter Value when Power-off
– Supports Frequency Input Function (Maximum frequency 3 kHz)
– Supports Inverted DI Status
Digital Output
– Channels: 4
– Open collector to 30 V, 500 mA max. for resistance load
– Inductive loads require an external diode to eliminate back-EMF when the
DO is turned off
– Isolation: 3,000 V
rms
– On Resistance (R
DS(ON)
): 0.7 Ω (max.) @ 500mA, 25°C
– Supports 5 kHz Pulse Output
– Supports High-to-Low and Low-to-High Delay Output
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