AS Series Module Manual
14-4
Electrical specifications for the inputs
Model
Pulse input External input
5~24 VDC, 6~15 mA
Action
level
OFF→ON
3 V
ON→OFF
1 V
200 kHz 20 kHz
Single-ended signal: 5 ~ 24 VDC (sinking or sourcing); differential signal: 5 V
When the optocoupler is driven, the input LED indicator is ON.
Electrical specifications for the SSI input and output
Model
SSI input SSI output
Number of inputs /
2 (DATA+/DATA-) 2 (CLK+/CLK-)
Action
level
OFF→ON
V
ID
*1
î°¤ 0.2 V
-
ON→OFF
V
ID
î°£ -0.2 V
-
1.25 MHz
12 kΩ (terminal resistor 120 Ω)
When the optocoupler is driven, the LED indicator is ON.
*1:V
ID
is the voltage difference between DATA+ and DATA-.